Abbotts Lagoon Trail, Abbotts Lagoon Trailhead, Point Reyes National Seashore, NPS, Marin County
Acorn Trail, Arastradero Preserve, City of Palo Alto, Santa Clara County
Adobe Creek Trail
Baylands Preserve, Palo Alto Open Space, Santa Clara County
Hidden Villa, Santa Clara County
Alambique Trail, Wunderlich County Park, CSMP, San Mateo County
Alameda Creek Trail
Coyote Hills Regional Park, EBRPD, Alameda County
Quarry Lakes Regional Recreation Area, EBRPD, Alameda County
Alamo Trail, Diablo Foothills Regional Park, EBRPD, Contra Costa County
Alec Cayon Trail, Uvas Canyon County Park, SCCP, Santa Clara County
Alexander Trail, Indian Valley Open Space Preserve, MCP, Marin County
Alpine Pond Trail, Skyline Ridge Open Space Preserve, MROSD, San Mateo County
Alpine Road, Coal Creek Open Space Preserve, CSMP, San Mateo County
Alpine Trail, Coal Mine Ridge, Portola Ranch Homeowner's Association, San Mateo County
Alta Vista Trail, Foothill Regional Park, SCRP, Sonoma County
Alto Bowl Fire Road, Alto Bowl Open Space Preserve, MCP, Marin County
Ancient Oaks Trail, Russian Ridge Open Space Preserve, MROSD, San Mateo County
Anniversary Trail, Windy Hill Open Space Preserve, MROSD, San Mateo County
Año Nuevo Point Trail, Año Nuevo State Reserve, CSP, San Mateo County
Año Nuevo Trail, Butano State Park, CSP, San Mateo County
Aquila Trail, Sierra Vista Open Space Preserve, SCVOSA, Santa Clara County
Aquinas Trail, El Sereno Open Space Preserve, MROSD, Santa Clara County
Arch Trail, Rockville Hills Regional Park, City of Fairfield, Solano County
Arrowhead Marsh Trail, Martin Luther King Jr. Regional Shoreline, EBRPD, Alameda County
Arroyo Trail, Helen Putnam Regional Park, SCRP, Sonoma County
Austin Creek Trail, Austin Creek State Recreation Area, CSP, Sonoma County
Azalea Meadow Trail, Rock Spring Trailhead, Mount Tamalpais/Marin Municipal Water District, MMWD, Marin County
Bahia Ridge Fire Road, Rush Creek Open Space Preserve, MCP, Marin County
Bahia Trail, Rush Creek Open Space Preserve, MCP, Marin County
Bald Hill Trail, Mount Tamalpais/MMWD, Marin County
Bald Knob Trail, Purisima Creek Redwoods Open Space Preserve, MROSD, San Mateo County
Bald Mountain Trail, Sierra Azul Open Space Preserve, MRSOD, Santa Clara County
Bald Mountain Trail, Sugarloaf Ridge State Park, CSP, Sonoma County
Barnabe Trail, Samuel P. Taylor State Park, CSP, Marin County
Bay Area Ridge Trail
Bald Mountain Trail, Sugarloaf Ridge State Park, CSP, Sonoma County
Bay Area Ridge Trail, Rockville Hills Regional Park, City of Fairfield, Solano County
Big Trees Trail, Indian Tree Open Space Preserve, MCP, Marin County
Buckeye Trail, Skyline Wilderness Park, Napa County
California Riding and Hiking Trail, Carquinez Strait Regional Shoreline, EBRPD, Contra Costa County
Cobblestone Fire Road, Mount Burdell Open Space Preserve, MCP, Marin County
Coyote Peak Trail,Santa Teresa County Park, SCCP, Santa Clara County
Craig Britton Trail, Purisima Creek Redwoods Open Space Preserve, MROSD, San Mateo County
Deer Camp Fire Road, Mount Burdell Open Space Preserve, MCP, Marin County
Deer Park Fire Road, Muir Woods Road Trailhead, Mount Tamalpais State Park/Muir Woods National Monument, CSP/NPS, Marin County
Doe Hill Fire Road, Little Mountain Open Space Preserve, MCP, Marin County
Eagle Trail, Mission Peak Regional Preserve, EBRPD, Alameda County
Grass Valley Trail, Anthony Chabot Regional Park, EBRPD, Alameda County
Hidden Springs Trail, Santa Teresa County Park, SCCP, Santa Clara County
Hiddenbrooke Trail, Greater Vallejo Recreation District, Solano County
Huckleberry Path, Huckleberry Botanic Regional Preserve, EBRPD, Contra Costa County
Lake Trail, Jack London State Historic Park, CSP, Sonoma County
Little Mountain Trail, Little Mountain Open Space Preserve, MCP, Marin County
Lost Trail, Windy Hill Open Space Preserve, MROSD, San Mateo County
Merry Go Round Trail, Mount Madonna County Park, SCCP, Santa Clara County
Middle Burdell Fire Road, Mount Burdell Open Space Preserve, MCP, Marin County
Mine Trail, Santa Teresa County Park, SCCP, Santa Clara County
Mountain Trail, Jack London State Historic Park, CSP, Sonoma County
North Ridge Trail, Purisima Creek Redwoods Open Space Preserve, MROSD, San Mateo County
Peters Creek Trail, Long Ridge Open Space Preserve, MROSD, San Mateo County
Redwood Creek Trail, Mount Tamalpais State Park, CSP, Marin County
Ridge Trail, Helen Putnam Regional Park, Sonoma County Parks, Sonoma County
Ridge Trail, Russian Ridge Open Space Preserve, MROSD, San Mateo County
Ridge Trail, Skyline Ridge Open Space Preserve, MROSD, San Mateo County
San Andreas Fire Road, Mount Burdell Open Space Preserve, MCOSD, Marin County
Saratoga Gap Trail, Upper Steven Creek County Park, SCCP, Santa Clara County
Skyline Trail, Sanborn-Skyline County Park, SCCP, Santa Clara County
Skywalker Easement, managed by MCP, Marin County
Sobrante Ridge Trail, Sobrante Ridge Regional Preserve, EBRPD, Contra Costa County
Sonoma Ridge Trail, Jack London State Historic Park, CSP, Sonoma County
Stile Ranch Trail, SCCP, Santa Clara County
Sweeney Ridge Trail, Sweeney Ridge, GGNRA, San Mateo County
West Ridge Trail, Reinhardt Redwood Regional Park, EBRPD, Contra Costa County
Windmill Trail, Fernandez Ranch, John Muir Land Trust, Contra Costa County
Woodrat Trail, Fernandez Ranch, John Muir Land Trust, Contra Costa County
Woods Trail, Sierra Azul Open Space Preserve, Santa Clara County
Bay Hills Fire Road, China Camp State Park & Barbier Park, CSP and City of San Rafael, Marin County
Bay Trail
Bair Island, Don Edwards San Francisco Bay National Wildlife Refuge, U.S. Fish and Wildlife Service, San Mateo County
Bothin Marsh Open Space Preserve, MCP, Marin County
Cesar Chavez/North Waterfront Park, City of Berkeley, Alameda County
Coyote Hills Regional Park, EBRPD, Alameda County
Coyote Point Recreation Area, CSMP, San Mateo County
Crissy Field, GGNRA/NPS, San Francisco County
Don Edwards San Francisco Bay National Wildlife Refuge, U.S. Fish and Wildlife Service, Alameda County
Hayward Regional Shoreline, EBRPD, Alameda County
Oyster Point Regional Shoreline, EBRPD, Alameda County
Point Isabel Regional Shoreline, EBRPD, Contra Costa County
Ravenswood Open Space Preserve, MROSD, San Mateo County
Shoreline at Mountain View, City of Mountain View, Santa Clara County
Tubbs Island, San Pablo Bay National Wildlife Refuge, U.S. Fish and Wildlife Service, Sonoma County
Bay View Trail, Point Pinole Regional Shoreline, EBRPD, Contra Costa County
Bayview Trail, Coyote Hills Regional Park, EBRPD, Alameda County
Bear Gulch Trail, Wunderlich County Park, CSMP, San Mateo County
Bear Valley Trail, Bear Valley Trailhead, Point Reyes National Seashore, NPS, Marin County
Belgum Trail, Wildcat Canyon Regional Park, EBRPD, Contra Costa County
Bella Vista Trail, Monte Bello Open Space Preserve, MROSD, Santa Clara County
Bennett Creek Trail, Fall Creek Unit, Henry Cowell State Park, CSP, Santa Cruz County
Benstein Trail, Mount Tamalpais/Marin Municipal Water District, MMWD, Marin County
Berry Creek Falls Trail
Berry Creek Falls from the ocean, Big Basin Redwoods State Park, CSP, Santa Cruz County
Waterfall loop from Park Headquarters, Big Basin Redwoods State Park, CSP, Santa Cruz County
Bicentennial Bike Path, Bothin Marsh Open Space Preserve, MCP, Marin County
Big Ben Trail, Fall Creek Unit, Henry Cowell State Park, CSP, Santa Cruz County
Big Canyon Trail, Big Canyon Park, City of San Carlos, San Mateo County
Big Rock Ridge Fire Road, Lucas Valley Open Space Preserve, MCP, Marin County
Big Tree Trail, Sam McDonald County Park, CSMP, San Mateo County
Big Trees Nature Trail, Loch Lomond Recreation Area, City of Santa Cruz, Santa Cruz County
Big Trees Trail, Indian Tree Open Space Preserve, MCP, Marin County
Bigleaf Trail, Shiloh Ranch Regional Park, SCRP, Sonoma County
Bill's Trail, Samuel P. Taylor State Park, CSP, Marin County
Black Canyon Creek Trail, Sonoma Valley Regional Park, SCRP, Sonoma County
Black Diamond Trail, Black Diamond Mines Regional Preserve, EBRPD, Contra Costa County
Black Hills Trail, Los Vaqueros Watershed, CCWD, Contra Costa County
Black Mountain Trail, Rancho San Antonio Open Space Preserve, MROSD, Santa Clara County
Black Oak Trail
Bear Creek Staging Area, Briones Regional Park, EBRPD, Contra Costa County
Kennedy Grove Regional Recreation Area, EBRPD, Contra Costa County
Black Phoebe Trail, Fernandez Ranch, John Muir Land Trust, Contra Costa County
Blackberry Trail, Ragle Ranch Regional Park, SCRP, Sonoma County
Blithedale Ridge Fire Road Blithedale Summit Open Space Preserve, MCP, Marin County
Crown Road, Blithedale Summit Open Space Preserve/Mount Tamalpais, MCP/MMWD, Marin County
Blue Oak Trail
Morgan Territory Regional Preserve, EBRPD, Contra Costa County
Pulgas Ridge Open Space Preserve, MROSD, San Mateo County
Rush Creek Open Space Preserve, MCP, Marin County
Blue Ridge Fire Road, Gary Giacomini Open Space Preserve, MCP, Marin County
Bob Middagh Trail, Alto Bowl Open Space Preserve, MCP, Marin County
Bob Walker Regional Trail, Morgan Territory Regional Preserve, EBRPD, Contra Costa County
Bobcat Trail, Gerbode Valley Trailhead, GGNRA/Marin Headlands, NPS, Marin County
Bodega Head Trail, Sonoma Coast State Beach, CSP, Sonoma County
Bog Trail
All Access Loop, San Bruno Mountain County and State Park, CSMP, San Mateo County
Bog Loop, San Bruno Mountain County and State Park, CSMP, San Mateo County
Bolema Trail, Five Brooks Trailhead, Point Reyes National Seashore, NPS, Marin County
Bootjack Trail, Mount Tamalpais State Park, CSP, Marin County
Borden Hatch Mill Trail, Purisima Creek Redwoods Open Space Preserve, MROSD, San Mateo County
Bridge Trail, Pescadero Creek County Park, CSMP, San Mateo County
Briones Crest Trail, Bear Creek Staging Area, Briones Regional Park, EBRPD, Contra Costa County
Briones to Mount Diablo Trail, Diablo Foothills Regional Park, EBRPD, Contra Costa County
Brooks Falls Trail, San Pedro Valley Park, CSMP, San Mateo County
Buckeye Trail,
Buck Gulch Falls Trail, Buck Gulch Falls, MCP, Marin County
Buckeye Trail
Deer Park Trailhead, Mount Tamalpais/MMWD, Marin County
Junipero Serra County Park, CSMP, San Mateo County
Skyline Wilderness Park, Napa County
Bunny Creek Loop Trail, Hidden Villa, Santa Clara County
Burdell Mountain Ridge Fire Road, Mount Burdell Open Space Preserve, MCP, Marin County
Buzzard Burn Access, Indian Valley Open Space Preserve, MCP, Marin County
California Riding and Hiking Trail, Carquinez Strait Regional Shoreline, EBRPD, Contra Costa County
Californio Trail, Quarry Lakes Regional Recreation Area, EBRPD, Alameda County
Camp Eastwood Road, Mount Tamalpais State Park, CSP, Marin County
Cañada de Pala Trail, Grant County Park, SCCP, Santa Clara County
Cañada Trail, Los Vaqueros Watershed, CCWD, Contra Costa County
Canopy View Trail, Muir Woods National Monument/Mount Tamalpais State Park,CSP/NPS, Marin County
Canyon Trail, Monte Bello Open Space Preserve, MROSD, Santa Clara County
Canyon View Trail, Sunol Regional Wilderness, EBRPD, Alameda County
Carquinez Overlook Loop Trail, Carquinez Strait Regional Shoreline, EBRPD, Contra Costa County
Cascade Falls Trail, Cascade Canyon Open Space Preserve, MCP, Marin County
Cascade Fire Road, Cascade Canyon Open Space Preserve, MCP, Marin County
Castillero Trail, Almaden Quicksilver County Park, SCCP, Santa Clara County
Castle Rock Trail, Castle Rock State Park, CSP, Santa Cruz County
Cataract Trail
Up to the falls, Mount Tamalpais, MMWD, Marin County
Rock Spring-Potrero Meadow loop, MMWD, Marin County
Cave Rocks Road, Sunol Regional Wilderness, EBRPD, Alameda County
Cemetery Fire Road, Terra Linda/Sleepy Hollow Divide Open Space Preserve (south), MCP, Marin County
Chamise Trail, Rancho San Antonio Open Space Preserve, MROSD, Santa Clara County
Chaparral Loop, Black Diamond Mines Regional Preserve, EBRPD, Contra Costa County
Chaparral Trail
Joaquin Miller Park, City of Oakland, Alameda County
Skyline Wilderness Park, Napa County
Chapel Trail, Fort Baker, Golden Gate National Recreation Area/Marin Headlands, NPS, Marin County
Charcoal Road, Upper Steven Creek County Park, SCCP/MROSD, Santa Clara County
Chickadee Trail, Huddart County Park, CSMP, San Mateo County
Chicken Shack Fire Road, Pacheco Valle Open Space Preserve, MCP, Marin County
Chimney Rock Trail, Point Reyes National Seashore, NPS, Marin County
Chochenyo Trail, Coyote Hills Regional Park, EBRPD, Alameda County
Church Hill Trail, Almaden Quicksilver County Park, SCCP, Santa Clara County
Citron Fire Road, King Mountain Open Space Preserve, MCP, Marin County
Coast Trail
Bear Valley Trailhead, Point Reyes National Seashore, NPS, Marin County
Laguna Trailhead, Point Reyes National Seashore, NPS, Marin County
Palomarin Trailhead, Point Reyes National Seashore, NPS, Marin County
Coastal Fire Road
Muir Beach Trailhead, GGNRA/Marin Headlands, NPS, Marin County
Muir Woods Road Trailhead, Mount Tamalpais State Park, CSP, Marin County
Coastal Trail
Lands End, GGNRA, San Francisco County
Rodeo Beach Trailhead, GGNRA/Marin Headlands, NPS, Marin County
Cobblestone Fire Road, Mt. Burdell Open Space Preserve, MCP, Marin County
Cobblestone Trail, Annadel State Park, CSP, Sonoma County
Conifer Fire Road, Gary Giacomini Open Space Preserve, MCOSD, Marin County
Contra Costa Canal Trail, EBRPD, Contra Costa County
Cook's Point Trail, Point Pinole Regional Shoreline, EBRPD, Contra Costa County
Cora Older Trail, Fremont Older Open Space Preserve, MROSD, Santa Clara County
Cordilleras Trail, Pulgas Ridge Open Space Preserve, MROSD, San Mateo County
Corral Trail, Henry W. Coe State Park, CSP, Santa Clara County
Cougar Trail, Sonoma Valley Regional Park, Sonoma County Parks, Sonoma County
Coyote Peak Trail
Bothe-Napa Valley State Park, CSP, Napa County
Santa Teresa County Park, SCCP, Santa Clara County
Coyote Ridge Trail
Muir Beach Trailhead, Muir Beach Trailhead, GGRNA/Marin Headlands, NPS, Marin County
Stevens Creek County Park/Fremont Older Open Space Preserve, SCCP/MROSD, Santa Clara County
Coyote Trail, Morgan Territory Regional Preserve, EBRPD, Contra Costa County
Craig Britton Trail, Purisima Creek Redwoods Open Space Preserve, MROSD, San Mateo County
Crazy Pete's Road, Coal Creek Open Space Preserve, MROSD, San Mateo County
Creek Trail
Crane Creek Regional Park, SCRP, Sonoma County
Villa Montalvo County Park, SCCP, Santa Clara County
Creekside Trail
Fremont Older Open Space Preserve, MROSD, Santa Clara County
Shiloh Ranch Regional Park, SCRP, Sonoma County
Crest Trail, Miller/Knox Regional Shoreline, EBRPD, Contra Costa County
Cross Marin Trail
Pioneer Tree loop, Samuel P. Taylor State Park, CSP, Marin County
SPT big loop, Samuel P. Taylor State Park, CSP, Marin County
Crystal Springs Trail
Huddart County Park, CSMP, San Mateo County
as a gateway to Phleger Estate, GGNRA, San Mateo County
to Pulgas Water Temple, CSMP, San Mateo County
Cuesta Trail, Las Trampas Regional Wilderness, EBRPD, Contra Costa County
Curran Trail, Tilden Regional Park, EBRPD, Contra Costa County
Curry Canyon Road, Mount Diablo State Park, CSP, Contra Costa County
Dairy Ravine Trail, San Bruno Mountain County and State Park, CSMP, San Mateo County
Dawn Falls Trail, Baltimore Canyon Open Space Preserve, MCP, Marin County
De Anza Trail, Junipero Serra County Park, CSMP, San Mateo County
Dean Trail, Huddart County Park, CSMP, San Mateo County
Deer Camp Cutoff Trail, Indian Tree Open Space Preserve, MCP, Marin County
Deer Camp Fire Road, Mt. Burdell Open Space Preserve, MCP, Marin County
Deer Camp Trail, Indian Tree Open Space Preserve, MCP, Marin County
Deer Island Loop Trail, Deer Island Open Space Preserve, MCP, Marin County
Deer Park Fire Road
Deer Park Trailhead, Mount Tamalpais/MMWD, Marin County
Muir Woods Road Trailhead, Mount Tamalpais State Park/Muir Woods National Monument, CSP/NPS, Marin County
Deer Park Trail, Deer Park Trailhead, Mount Tamalpais/MMWD, Marin County
Deer Trail, Westwood Hills Park, City of Napa Parks and Recreation, Napa County
Devil's Gulch Trail, Devil's Gulch Trailhead, Samuel P. Taylor State Park, CSP, Marin County
Dickson Trail, Sonoma Baylands, San Pablo Bay National Wildlife Refuge, U.S. Fish and Wildlife Service, Sonoma County
Dipsea Trail, Mount Tamalpais State Park, CSP, Marin County
Discovery Trail, Armstrong Redwoods State Reserve, CSP, Sonoma County
Doe Hill Fire Road, Little Mountain Open Space Preserve, MCP, Marin County
Donner Canyon Road, Mount Diablo State Park, CSP, Contra Costa County
Donner Trail, Mount Diablo State Park, CSP, Contra Costa County
Dool Trail, Big Basin Redwoods State Park, CSP, Santa Cruz County
Drown Road, Fort Baker, Golden Gate National Recreation Area/Marin Headlands, NPS, Marin County
Dry Creek Trail
Garin/Dry Creek Pioneer Parks, EBRPD, Alameda County
Alston Park, City of Napa, Napa County
D.U.S.T. Trail, Coyote Hills Regional Park, EBRPD, Alameda County
Eagle Crest Trail, Del Valle Regional Park, EBRPD, Alameda County
Eagle Peak Trail, Mount Diablo State Park, Contra Costa County
Eagle Trail
Ignacio Valley Open Space Preserve, MCP, Marin County
Mission Peak Regional Preserve, EBRPD, Alameda County
East Ridge Trail
Armstrong Redwoods State Reserve, CSP, Sonoma County
Reinhardt Redwood Regional Park, EBRPD, Contra Costa County
East Shore Trail, Del Valle Regional Park, EBRPD, Alameda County
Easy Grade Trail, Pantoll Trailhead, Mount Tamalpais State Park, CSP, Marin County
Eaton Trail, Eaton Park, City of San Carlos, San Mateo County
Ecology Trail, the Presidio, NPS, San Francisco County
Edwards Loop Trail, Crockett Hills Regional Park, EBRPD, Contra Costa County
El Corte de Madera Creek Trail, El Corte de Madera Creek Open Space Preserve, MROSD, San Mateo County
Elderberry Trail, Las Trampas Regional Wilderness, EBRPD, Contra Costa County
English Camp Trail, Almaden Quicksilver County Park, SCCP, Santa Clara County
Escalon Fire Road, Camino Alto Open Space Preserve, MCP, Marin County
Estero Trail
Estero Trailhead, Point Reyes National Seashore, NPS, Marin County
Muddy Hollow Trailhead, Point Reyes National Seashore, NPS, Marin County
Eucalyptus Loop Trail, San Bruno Mountain County and State Park, CSMP, San Mateo County
Fairy Gates Trail, Mount Sutro, UCSF, San Francisco County
Fall Creek Trail, Fall Creek Unit, Henry Cowell State Park, CSP, Santa Cruz County
Falls Trail, Mount Diablo State Park, CSP, Contra Costa County
Fern Creek Trail, Mountain Home Trailhead, Muir Woods National Monument/Mount Tamalpais State Park, NPS/CSP, Marin County
Fiddleneck Trail, Crane Creek Regional Park, SCRP, Sonoma County
Figueroa Trail, Calero County Park, SCCP, Santa Clara County
Fir Trail
Resolution Loop, El Corte de Madera Creek Open Space Preserve, MROSD, San Mateo County
Tafoni Loop, El Corte de Madera Creek Open Space Preserve, MROSD, San Mateo County
Fire Interpretive Trail (aka Mary Bowerman Interpretive Trail), Mount Diablo State Park, CSP, Contra Costa County
Fire Lane Trail, Point Reyes National Seashore, NPS, Marin County
Flag Hill Road/Trail, Sunol Regional Wilderness, EBRPD, Alameda County
Flat Frog Trail, Henry W. Coe State Park, CSP, Santa Clara County
Foothills Trail, Diablo Foothills Regional Park, EBRPD, Contra Costa County
Fortini Trail, Santa Teresa County Park, SCCP, Santa Clara County
Franciscan Loop Trail, Los Trancos Open Space Preserve, MROSD, San Mateo & Santa Clara County
Franklin Ridge Loop Trail, Carquinez Strait Regional Shoreline, EBRPD, Contra Costa County
Gateway Trail, Arastradero Preserve, City of Palo Alto, Santa Clara County
Gilchrist Trail, Loch Lomond Recreation Area, City of Santa Cruz, Santa Cruz County
Gilliam Creek Trail, Austin Creek State Recreation Area, CSP, Sonoma County
Glen Corrie Trail, Loch Lomond Recreation Area, City of Santa Cruz, Santa Cruz County
Glen Fire Road, Loma Alta Open Space Preserve, MCP, Marin County
Glenbrook Trail, Point Reyes National Seashore, NPS, Marin County
Golden Eagle Trail, Vargas Plateau, EBRPD, Alameda County
Golden Gate Promenade, Crissy Field, GGNRA/NPS, San Francisco County
Gold Hill Grade, Barbier Park, City of San Rafael, Marin County
Goldenrod Trail, Bort Meadow Staging Area, Anthony Chabot Regional Park, EBRPD, Alameda County
Grabtown Gulch Trail, Purisima Creek Redwoods Open Space Preserve, MROSD, San Mateo County
Grapevine Trail, Hidden Villa, Santa Clara County
Grass Valley Trail, Bort Meadow Staging Area, Anthony Chabot Regional Park, EBRPD, Alameda County
Gray Pine Trail, Sugarloaf Ridge State Park, CSP, Sonoma County
Gray Whale Cove Trail, McNee Ranch State Park, CSP, San Mateo County
Grayfox Trail, Bishop Ranch Regional Preserve, EBRPD, Contra Costa County
Green Gulch Trail, GGRNA/Marin Headlands, NPS, Marin County
Griffin Loop Trail, Bolinas Lagoon Preserve, Audubon Canyon Ranch, Marin County
Gunshot Fire Road, Loma Alta Open Space Preserve, MCP, Marin County
H-Line Fire Road, Blithedale Summit Open Space Preserve/Mount Tamalpais, MCOSD/MMWD, Marin County
Halls Valley Trail, Grant County Park, SCCP, Santa Clara County
Hamms Gulch Trail, Windy Hill Open Space Preserve, MROSD, San Mateo County
Hardy Canyon Trail, Round Valley Regional Preserve, EBRPD, Contra Costa County
Harkins Ridge Trail, Purisima Creek Redwoods Open Space Preserve, MROSD, San Mateo County
Hassler Tail, Pulgas Ridge Open Space Preserve, MROSD, San Mateo County
Hayfield Trail, Fremont Older Open Space Preserve, MROSD, Santa Clara County
Hazelnut Trail, San Pedro Valley Park, CSMP, San Mateo County
Heather Cutoff Trail, Mount Tamalpais State Park, CSP, Marin County
Heathcliff Fire Road, Old St. Hilary's Open Space Preserve, MCP, Marin County
Heritage Grove Trail, Sam McDonald County Park, CSMP, San Mateo County
Hetch Hetchy Trail, Del Valle Regional Park, EBRPD, Alameda County
Hidden Canyon Trail, Del Valle Regional Park, EBRPD, Alameda County
Hidden Meadow Trail, Phoenix Lake Trailhead, Mount Tamalpais/Marin Municipal Water District, MMWD, Marin County
Hidden Springs Trail, Santa Teresa County Park, SCCP, Santa Clara County
Hidden Valley Trail, Mission Peak Regional Preserve, EBRPD, Alameda County
Hiddenbrooke Trail, Greater Vallejo Recreation District, Solano County
High Marsh Trail, Rock Spring Trailhead, Mount Tamalpais/Marin Municipal Water District, MMWD, Marin County
High Meadow Trail, Rancho San Antonio Open Space Preserve, MROSD, Santa Clara County
High Ridge Loop Trail, Garin/Dry Creek Pioneer Parks, EBRPD, Alameda County
High School Trail, Fall Creek Unit, Henry Cowell State Park, CSP, Santa Cruz County
High Valley Road, Sunol Regional Wilderness, EBRPD, Alameda County
High Water Trail, Cascade Canyon Open Space Preserve, MCP, Marin County
Highland Service Road, Loch Lomond Recreation Area, City of Santa Cruz, Santa Cruz County
Hihn's Mill Road, Soquel Demonstration State Forest, California Department of Forestry, Santa Cruz County
Hill Ranch Trail, Indian Valley Open Space Preserve, MCP, Marin County
Hilltop Trail, Ragle Ranch Regional Park, SCRP, Sonoma County
Historic Trail, Mount Sutro, UCSF, San Francisco County
Hobbs Road, Henry W. Coe State Park, CSP, Santa Clara County
Holstein Hill Trail, City of Sonoma, Sonoma County
Hoo-Koo-E-Koo Fire Road, Blithedale Summit Open Space Preserve/Mount Tamalpais, MCP/MMWD, Marin County
Hoo-Koo-E-Koo Trail, Blithedale Summit Open Space Preserve/Mount Tamalpais, MCP/MMWD, Marin County
Hoo-Koo-E-Koo Trail, Blithedale Summit Open Space Preserve/Mount Tamalpais, MCP/MMWD, Marin County
Horse Heaven Trail, Mission Peak Regional Preserve, EBRPD, Alameda County
Horse Hill Trail, Alto Bowl Open Space Preserve, MCP, Marin County
Horse Trail, Sky Trailhead, Point Reyes National Seashore, NPS, Marin County
Horseshoe Fire Road, Blithedale Summit Open Space Preserve, MCP, Marin County
Hostel Trail, Hidden Villa, Santa Clara County
Hotel Trail, Grant County Park, SCCP, Santa Clara County
Huckleberry Path, Huckleberry Botanic Regional Preserve, EBRDP, Contra Costa County
Hunting Hollow Road, Henry W. Coe State Park, CSP, Santa Clara County
Indian Creek Trail, Monte Bello Open Space Preserve, MROSD, Santa Clara County
Indian Joe Creek Trail, Sunol Regional Wilderness,EBRPD, Alameda County
Indian Tree Fire Road, Indian Tree Open Space Preserve, MCP, Marin County
Indian Valley Fire Road, Indian Valley Open Space District, MCP, Marin County
Ipiwa Trail, Skyline Ridge Open Space Preserve, MROSD, San Mateo County
Irving Fire Road, Terra Linda/Sleepy Hollow Divide Open Space Preserve (north), MCP, Marin County
Iverson Trail, Portola Redwoods State Park, CSP, San Mateo County
Jackson Grade, Bort Meadow Staging Area, Anthony Chabot Regional Park, EBRPD, Alameda County
Jepson Trail, Tomales Bay State Park, CSP, Marin County
John Muir Nature Trail, Mount Wanda, NPS, Contra Costa County
Johnstone Trail, Tomales Bay State Park, CSP, Marin County
Jones Trail, St. Joseph's Hill Open Space Preserve/Lexington County Park, MROSD/SCCP, Santa Clara County
Juan Bautista de Anza Trail, Arastradero Preserve, City of Palo Alto, Santa Clara County
Junction Trail, Deer Park Trailhead, Mount Tamalpais/MMWD, Marin County
Kennedy Creek Trail, Kennedy Grove Regional Recreation Area, EBRPD, Contra Costa County
Kent Trail
Bon Tempe Trailhead, Mount Tamalpais/MMWD, Marin County
Rock Spring-Potrero Meadow Loop, MMWD, Marin County
King Mountain Loop Trail, King Mountain Open Space Preserve, MCP, Marin County
Knobcone Point Road, Mount Diablo State Park, CSP, Contra Costa County
Kortum Trail, Sonoma Coast State Beach, CSP, Sonoma County
Lafayette Ridge Trail, Briones Regional Park, EBRPD, Contra Costa County
Laguna Trail, Point Reyes National Seashore, NPS, Marin County
Laguna de Santa Rosa Trail, Sonoma County Parks, Sonoma County
Lagunitas Creek Trail, Leo Cronin Fish Viewing Area, MMWD, Marin County
Lagunitas Fire Road, Mount Tamalpais/Marin Municipal Water District, MMWD, Marin County
Lake Marie Road, Skyline Wilderness Park, Napa County
Lake Service Road, Jack London State Historic Park, CSP, Sonoma County
Lake Trail
Annadel State Park, CSP, Sonoma County
Jack London State Historic Park, CSP, Sonoma County
Lakeside Trail, Lafayette Reservoir Recreation Area, EBMUD, Contra Costa County
Lakeview Road, Sky Oaks Trailhead, Mount Tamalpais/Marin Municipal Water District, MMWD, Marin County
Larry Lane Trail, Town of Portola Valley, San Mateo County
Laurel Loop Trail, Kennedy Grove Regional Recreation Area, EBRPD, Contra Costa County
Leona Canyon Trail, Leona Canyon Regional Open Space Preserve, Alameda County
Little Cat Fire Road, Pacheco Valle Open Space Preserve, MCP, Marin County
Little Mountain Trail, Little Mountain Open Space Preserve, MCP, Marin County
Live Oak Nature Trail, Junipero Serra County Park, CSMP, San Mateo County
Live Oak Trail, Annadel State Park, CSP, Sonoma County
Lobos Creek Trail, the Presidio, NPS, San Francisco County
Loch Sloy Service Road, Loch Lomond Recreation Area, City of Santa Cruz, Santa Cruz County
Loch Trail, Loch Lomond Recreation Area, City of Santa Cruz, Santa Cruz County
Long Ridge Road, Long Ridge Open Space Preserve, MROSD, San Mateo County
Longwall Canyon Trail, Rancho Cañada del Oro, SCVOSA, Santa Clara County
Lookout Trail
Stevens Creek County Park, SCCP, Santa Clara County
Villa Montalvo County Park, SCCP, Santa Clara County
Loop Road, Tilden Regional Park, EBRPD, Contra Costa County
Loop Trail
Mount Madonna County Park, SCCP, Santa Clara County
Olompali State Historic Park, CSP, Marin County
Los Alamitos Creek Trail, City of San Jose & Santa Clara Water District, Santa Clara County
Los Cerritos Trail, Calero County Park, SCCP, Santa Clara County
Los Vaqueros Trail, Los Vaqueros Watershed, CCWD, Contra Costa County
Lost Creek Loop Trail, Los Trancos Open Space Preserve, MROSD, San Mateo & Santa Clara County
Lost Trail
Mountain Home Trailhead, Mount Tamalpais State Park, CSP, Marin County
Out-and-back on the Bay Area Ridge Trail, Windy Hill Open Space Preserve, MROSD, San Mateo County
Spring Ridge/Hamms Gulch Loop, Windy Hill Open Space Preserve, MROSD, San Mateo County
Lovers' Lane, the Presidio, NPS, San Francisco County
Lower Bald Mountain Trail, Sugarloaf Ridge State Park, CSP, Sonoma County
Lower Chaparral Trail, Black Diamond Mines Regional Preserve, EBRPD, Contra Costa County
Lower Meadow Trail, Rancho San Antonio Open Space Preserve, MROSD, Santa Clara County
Lower Sea Foam Trail, Kennedy Grove Regional Recreation Area, EBRPD, Contra Costa County
Luiz Fire Road, Lucas Valley Open Space Preserve, MCP, Marin County
Luiz Ranch Fire Road, Terra Linda/Sleepy Hollow Divide Open Space Preserve (north), MCP, Marin County
Lupine Trail, Crane Creek Regional Park, SCRP, Sonoma County
Madrone Trail
Sky Oaks Trailhead, Mount Tamalpais/Marin Municipal Water District, MMWD, Marin County
Wunderlich County Park, CSMP, San Mateo County
Manhattan Canyon Trail, Black Diamond Mines Regional Preserve, EBRPD, Contra Costa County
Manzanita Loop, Sobrante Ridge Regional Preserve, EBPRD, Contra Costa County
Manzanita Point Road, Henry W. Coe State Park, CSP, Santa Clara County
Manzanita Trail
Sobrante Ridge Regional Preserve, EBPRD, Contra Costa County
St. Joseph's Hill Open Space Preserve, MROSD, Santa Clara County
Marsh Front Trail, Baylands Preserve, Palo Alto Open Space, Santa Clara County
Marsh Trail, Point Pinole Regional Shoreline, EBRPD, Contra Costa County
Marshall Beach Trail, Point Reyes National Seashore, NPS, Marin County
Mary Bowerman Interpretive Trail, Mount Diablo State Park, CSP, Contra Costa County
Matt Davis Trail, Mount Tamalpais State Park, CSP, Marin County
Mayfair Ranch Trail, Rancho Cañada del Oro, SCVOSA, Santa Clara County
Meadow Trail, Coal Creek Open Space Preserve, MROSD, San Mateo County
Meadow Trail, Sugarloaf Ridge State Park, CSP, Sonoma County
Meadowlark Ridge Loop Trail, Waterbird Regional Preserve, EBRPD, Contra Costa County
Meadowlark Trail, Arastradero Preserve, City of Palo Alto, Santa Clara County
Meridian Ridge Road
Donner Canyon, Mount Diablo State Park, CSP, Contra Costa County
Mitchell Canyon-Eagle Peak Loop, Mount Diablo State Park, CSP, Contra Costa County
Merry Go Round Trail, Mount Madonna County Park, SCCP, Santa Clara County
Methuselah Trail, El Corte de Madera Open Space Preserve, MROSD, San Mateo County
Mezue Trail, Wildcat Canyon Regional Park, EBRPD, Contra Costa County
Michako Trail, Mt. Burdell Open Space Preserve, MCP, Marin County
Middle Burdell Fire Road, Mt. Burdell Open Space Preserve, MCP, Marin County
Middle Summit Fire Road, Camino Alto Open Space Preserve, MCP, Marin County
Middle Trail, Mount Diablo State Park, CSP, Contra Costa County
Mills Canyon Trail, Mills Canyon Nature Area, City of Burlingame, San Mateo County
Mindego Trail, Russian Ridge Open Space Preserve, MROSD, San Mateo County
Mine Hill Trail, Almaden Quicksilver County Park, SCCP, Santa Clara County
Mine Trail, Santa Teresa County Park, SCCP, Santa Clara County
Miramontes Trail, Phleger Estate, GGNRA, San Mateo County
Mitchell Canyon Trail, Mount Diablo State Park, Contra Costa County
Mitchell Rock Trail, Mount Diablo State Park, Contra Costa County
Miwok Trail
Rodeo Beach Trailhead, GGNRA/Marin Headlands, NPS, Marin County
Round Valley Regional Preserve, EBRPD, Contra Costa County
Tennessee Valley Trailhead, GGNRA/Marin Headlands, NPS , Marin County
Montara Mountain Trail, San Pedro Valley Park, CSMP, San Mateo County
Monte Bello Road, Monte Bello Open Space Preserve, MROSD, Santa Clara County
Montura Fire Road, Ignacio Valley Open Space Preserve, MCOSD, Marin County
Monument Trail, Henry W. Coe State Park, CSP, Santa Clara County
Mori Ridge Trail, Sweeney Ridge, GGNRA/NPS, San Mateo County
Mott Peak Trail, Bear Creek Staging Area, Briones Regional Park, EBRPD, Contra Costa County
Mt. Ellen Nature Trail, Memorial County Park, CSMP, San Mateo County
Mt. Ellen Summit Trail, Memorial County Park, CSMP, San Mateo County
Mt. St. Helena Trail, Robert Louis Stevenson State Park, CSP, Napa County
Mount Umunhum Trail, Sierra Azul Open Space Preserve, MROSD, Santa Clara County
Mt. Wittenberg Trail, Sky Trailhead, Point Reyes National Seashore, NPS, Marin County
Mountain Trail, Jack London State Historic Park, CSP, Sonoma County
Muddy Hollow Road, Muddy Hollow Trailhead, Point Reyes National Seashore, NPS, Marin County
Muddy Hollow Trail, Muddy Hollow Trailhead, Point Reyes National Seashore, NPS, Marin County
Murchio Road, Mount Diablo State Park, CSP, Contra Costa County
Muskrat Trail, Coyote Hills Regional Park, EBRPD, Alameda County
Mystic Ridge Trail, Rockville Hills Regional Park, City of Fairfield, Solano County
Newark Slough Trail Loop, Don Edwards San Francisco Bay National Wildlife Refuge, U.S. Fish and Wildlife Service, Alameda County
Newt Pond Trail, Garin/Dry Creek Pioneer, EBRPD, Alameda County
Nike Road, Mount Sutro, UCSF, San Francisco County
Nimitz Way
Out and back on Nimitz, Tilden Regional Park, EBRPD, Contra Costa County
Tilden Loop, Tilden Regional Park, EBRPD, Contra Costa County
North Burma Trail, Annadel State Park, CSP, Sonoma County
North Orchard Trail, Villa Montalvo County Park, SCCP, Santa Clara County
North Peak Access Road, McNee Ranch State Park, CSP, San Mateo County
North Ridge Trail, Mount Sutro, UCSF, San Francisco County
Northridge Trail, Angel Island State Park, CSP, Marin County
Nortonville Trail, Black Diamond Mines Regional Preserve, EBRPD, Contra Costa County
Notch Trail, Sweeney Ridge, GGNRA/NPS, San Mateo County
Novitiate Trail, St. Joseph's Hill Open Space Preserve, MROSD, Santa Clara County
Oak Cove Trail, Calero County Park, SCCP, Santa Clara County
Oak Ridge Trail, China Camp State Park, CSP, Marin County
Oak Road, Mount Diablo State Park, CSP, Contra Costa County
Oak Tree Trail, Pleasanton Ridge Regional Park, EBRPD, Alameda County
Oakwood Trail, Foothill Regional Park, SCRP, Sonoma County
Oat Hill Road, MMWD, Marin County
Old Briones Road, Bear Creek Staging Area, Briones Regional Park, EBRPD, Contra Costa County
Old County Road, Miller/Knox Regional Shoreline, EBRPD, Contra Costa County
Old Creek Trail, Quarry Lakes Regional Recreation Area, EBRPD, Alameda County
Old Guadalupe Trail
All Access Loop, San Bruno Mountain County and State Park, CSMP, San Mateo County
Saddle Loop, San Bruno Mountain County and State Park, CSMP, San Mateo County
Old Haul Road, Pescadero Creek County Park, CSMP, San Mateo County
Old Homestead Trail, Garin/Dry Creek Pioneer, EBRPD, Alameda County
Old Marincello Vehicle Road, Tennessee Valley Trailhead, GGNRA/Marin Headlands, NPS, Marin County
Old Mine Trail, Mount Tamalpais State Park, CSP, Marin County
Old Pedro Mountain Road, McNee Ranch State Park, CSP, San Mateo County
Old Quarry Trail, Mt. Burdell Open Space Preserve, MCOSD, Marin County
Old Railroad Grade
Blithedale Summit Open Space Preserve/Mount Tamalpais, MCP/MMWD, Marin County
Loma Alta Open Space Preserve, MCP, Marin County
Old Ranch Trail, Monte Bello Open Space Preserve, MROSD, Santa Clara County
Old Spanish Trail, Coal Mine Ridge, Portola Ranch Homeowner's Association, San Mateo County
Old Stage Road, Pantoll Trailhead, Mount Tamalpais State Park, MMWD/CSP, Marin County
Olema Valley Trail, Five Brooks Trailhead, Point Reyes National Seashore, NPS, Marin County
Olive Grove Trail, Pleasanton Ridge Regional Park, EBRPD, Alameda County
Olmo Fire Road, Butano State Park, CSP, San Mateo County
Orchard Loop Trail, Picchetti Ranch Area, Monte Bello Open Space Preserve, MROSD, Santa Clara County
Orchard Trail
Alston Park, City of Napa, Napa County
Annadel State Park, CSP, Sonoma County
Ord Trail, Phoenix Lake Trailhead, Mount Tamalpais, MMWD, Marin County
Owl Trail, Muir Beach Overlook Trailhead, GGNRA/Marin Headlands, NPS, Marin County
Owl Alley, Point Pinole Regional Shoreline, EBRPD, Contra Costa County
Palos Colorados Trail, Joaquin Miller Park, City of Oakland, Alameda County
Panorama Trail, Helen Putnam Regional Park, SCRP, Sonoma County
Panoramic Trail, Mountain Home Trailhead, Mount Tamalpais State Park, CSP, Marin County
Peacock Gap Trail, China Camp State Park, CSP, Marin County
Peak Meadow Trail, Mission Peak Regional Preserve, EBRPD, Alameda County
Peak Trail, Mission Peak Regional Preserve, EBRPD, Alameda County
Peña Trail, Calero County Park, SCCP, Santa Clara County
Peters Creek Trail, Long Ridge Open Space Preserve, MROSD, San Mateo County
Phillips Loop Trail, Reinhardt Redwood Regional Park, EBRPD, Contra Costa County
Phoenix Lake Trail, Phoenix Lake Trailhead, Mount Tamalpais, MMWD, Marin County
Phyllis Ellman Loop Trail, Ring Mountain Open Space Preserve, MCP, Marin County
Pilot Knob Trail, Sky Oaks Trailhead, Mount Tamalpais/Marin Municipal Water District, MMWD, Marin County
Pine Mountain Fire Road, Big Basin Redwoods State Park, CSP, Santa Cruz County
Pine Mountain Road, MMWD, Marin County
Pine Mountain Trail, Big Basin Redwoods State Park, CSP, Santa Cruz County
Pine Trail, Henry Cowell Redwoods State Park, CSP, Santa Cruz County
Pinheiro Ridge Fire Road, Rush Creek Open Space Preserve, MCP, Marin County
Pioneer Trail
Armstrong Redwoods State Reserve, CSP, Sonoma County
Garin/Dry Creek Pioneer Parks, EBRPD, Alameda County
Pioneer Tree Trail, Samuel P. Taylor State Park, CSP, Marin County
Pipeline Road, Henry Cowell Redwoods State Park, CSP, Santa Cruz County
Pipeline Trail, Hidden Villa, Santa Clara County
Plankwalk Trail, Mount Tamalpais State Park, CSP, Marin County
Plaskon Nature Trail, San Pedro Valley Park, CSMP, San Mateo County
Point Pinole Trail, Point Pinole Regional Shoreline, EBRPD, Contra Costa County
Polly Geraci Trail, Pulgas Ridge Open Space Preserve, MROSD, San Mateo County
Pomo Trail, Helen Putnam Regional Park, SCRP, Sonoma County
Pomponio Trail
Memorial County Park, CSMP, San Mateo County
Pescadero Creek County Park/Portola Redwoods State Park, CSMP/CSP, San Mateo County
Pond Loop Trail
Año Nuevo State Reserve, CSP, San Mateo County
Skyline Ridge Open Space Preserve, MROSD, San Mateo County
Pond Trail, Shiloh Ranch Regional Park, SCRP, Sonoma County
Ponderosa Trail, Henry W. Coe State Park, CSP, Santa Clara County
Porcupine Trail, White Hill Open Space Preserve, MCP, Marin County
Prince Road, Reinhardt Redwood Regional Park, EBRPD, Contra Costa County
Prospect #3 Trail, Almaden Quicksilver County Park, SCCP, Santa Clara County
Prune Picker Trail, Alston Park, City of Napa, Napa County
Pumpkin Ridge Trail, Sky Oaks Trailhead, Mount Tamalpais/Marin Municipal Water District, MMWD, Marin County
Purisima Creek Trail, Purisima Creek Redwoods Open Space Preserve, MROSD, San Mateo County
Quail Loop Trail, Junipero Serra County Park, CSMP, San Mateo County
Rankin Park Trail, Carquinez Strait Regional Shoreline, EBRPD, Contra Costa County
Ranch Road, Burleigh Murray Ranch State Park, CSP, San Mateo County
Ranch Trail, Bort Meadow Staging Area, Anthony Chabot Regional Park, EBRPD, Alameda County
Randol Trail, Almaden Quicksilver County Park, SCCP, Santa Clara County
Rattlesnake Cutoff Trail, City of Sonoma, Sonoma County
Red Hill Trail, Coyote Hills Regional Park, EBRPD, Alameda County
Red Tail Hawk Trail, Bishop Ranch Regional Preserve, EBRPD, Contra Costa County
Redwood Creek Trail, Muir Woods Road Trailhead, Mount Tamalpais State Park, CSP, Marin County
Redwood Grove Loop Trail, Henry Cowell Redwoods State Park, CSP, Santa Cruz County
Redwood Trail
Big Basin State Park, CSP, Santa Cruz County
Bothe-Napa Valley State Park, CSP, Napa County
Purisima Creek Redwoods Open Space Preserve, MROSD, San Mateo County
Wunderlich County Park, CSMP, San Mateo County
Reed Ranch Fire Road, Ring Mountain Open Space Preserve, MCP, Marin County
Renzel Trail, Baylands Preserve, Palo Alto Open Space, Santa Clara County
Resolution Trail, El Corte de Madera Creek Open Space Preserve, MROSD, San Mateo County
Reuben Kaehler Memorial Trail, O'Hair Park, City of Novato, Marin County
Rhus Ridge Trail
Round trip to Black Mountain, Rancho San Antonio Open Space Preserve, MROSD, Santa Clara County
Duveneck Windmill Area out-and-back, Rancho San Antonio Open Space Preserve, MROSD, Santa Clara County
Richard's Road Trail, Huddart County Park, CSMP, San Mateo County
California Riding and Hiking Trail
Lime Ridge Open Space, City of Walnut Creek, Contra Costa County
Mount Tamalpais State Park, CSP, Marin County
Samuel P. Taylor State Park, CSP, Marin County
Ridge Fire Road, Henry Cowell Redwoods State Park, CSP, Santa Cruz County
Ridge Trail
Black Diamond Mines Regional Preserve, EBRPD, Contra Costa County
Castle Rock State Park, CSP, Santa Cruz County
Fall Creek Unit, Henry Cowell State Park, CSP, Santa Cruz County
Five Brooks Trailhead, Point Reyes National Seashore, NPS, Marin County
Helen Putnam Regional Park, SCRP, Sonoma County
Mount Madonna County Park, SCCP, Santa Clara County
Russian Ridge Open Space Preserve, MROSD, San Mateo County
Shiloh Ranch Regional Park, SCRP, Sonoma County
Skyline Ridge Open Space Preserve, MROSD, San Mateo County
Ridgeline Trail
Del Valle Regional Park, EBRPD, Alameda County
Pleasanton Ridge Regional Park, EBRPD, Alameda County
Ridgewood Fire Road, Terra Linda/Sleepy Hollow Divide Open Space Preserve (south), MCP, Marin County
Rim Trail, Lafayette Reservoir Recreation Area, EBMUD, Contra Costa County
Rincon Fire Road, Henry Cowell Redwoods State Park, CSP, Santa Cruz County
Ring Mountain Fire Road, Ring Mountain Open Space Preserve, MCP, Marin County
Ritchey Canyon Trail, Bothe-Napa Valley State Park, CSP, Napa County
River Trail, Henry Cowell Redwoods State Park, CSP, Santa Cruz County
Rock Gardens Trail, Rockville Hills Regional Park, City of Fairfield, Solano County
Rock Spring-Lagunitas Fire Road, Rock Spring Trailhead, Mount Tamalpais/Marin Municipal Water District, MMWD, Marin County
Rock Spring Trail, Pantoll Trailhead, Mount Tamalpais State Park, CSP/MMWD, Marin County
Rocky Ridge Fire Road, Bon Tempe Trailhead, Mount Tamalpais/MMWD, Marin County
Rocky Ridge Road, Las Trampas Regional Wilderness, EBRPD, Contra Costa County
Rocky Ridge Trail
Santa Teresa County Park, SCCP, Santa Clara County
Westwood Hills Park, City of Napa Parks and Recreation, Napa County
Rodeo Valley Cutoff Trail, Gerbode Valley Trailhead, GGNRA/Marin Headlands, NPS, Marin County
Rodeo Valley Trail, Gerbode Valley Trailhead, GGNRA/Marin Headlands, NPS, Marin County
Rough Go Trail, Annadel State Park, CSP, Sonoma County
Roy's Redwoods Loop Trail, Roy's Redwoods Open Space Preserve, MCP, Marin County
Round Top Loop Trail, Sibley Volcanic Regional Preserve, EBRPD, Contra Costa County
Rush Creek Fire Road, Rush Creek Open Space Preserve, MCP, Marin County
Saddle Trail, San Bruno Mountain County and State Park, CSMP, San Mateo County
San Andreas Fault Trail, Los Trancos Open Space Preserve, MROSD, San Mateo & Santa Clara County
San Andreas Fire Road, Mt. Burdell Open Space Preserve, MCP, Marin County
San Carlos Fire Road, Mt. Burdell Open Space Preserve, MCP, Marin County
San Francisquito Creek Trail, Baylands Preserve, Palo Alto Open Space, Santa Clara County
San Geronimo Ridge Fire Road, Gary Giacomini Open Space Preserve, MCP, Marin County
San Marin Fire Road, Mt. Burdell Open Space Preserve, MCP, Marin County
San Pablo Bay Trail, Mare Island, Solano County
San Pablo Ridge Trail, Wildcat Canyon Regional Park, EBRPD, Contra Costa County
San Pedro Mountain Fire Road, San Pedro Mountain Open Space Preserve, MCP, Marin County
Sanchez Fire Road, Verissimo Hills Open Space Preserve, MCP, Marin County
Santa Isabel Trail, Almaden Quicksilver County Park, SCCP, Santa Clara County
Saratoga Gap Trail, Castle Rock State Park, CSP, Santa Cruz County
Sausal Trail
Spring Ridge/Hamms Gulch Loop, Windy Hill Open Space Preserve, MROSD, San Mateo County
A loop around the pond, Windy Hill Open Space Preserve, MROSD, San Mateo County
Savannah Trail, Helen Putnam Regional Park, SCRP, Sonoma County
Sawyer Camp Trail, San Francisco Watershed, CSMP, San Mateo County
Sears Point Trail, Sonoma Baylands, San Pablo Bay National Wildlife Refuge, U.S. Fish and Wildlife Service, Sonoma County
Sequoia Audubon Trail, Pescadero Marsh Natural Preserve, CSP, San Mateo County
Sequoia Bayview Trail, Joaquin Miller Park, City of Oakland, Alameda County
Sequoia Nature Trail, Portola Redwoods State Park, CSP, San Mateo County
Serpentine Loop, Edgewood Park and Preserve, CSMP, San Mateo County
Service Road, Edgewood Park and Preserve, CSMP, San Mateo County
Seven Springs Trail, Fremont Older Open Space Preserve, MROSD, Santa Clara County
Shafter Grade, Leo Cronin Fish Viewing Area, MMWD, Marin County
Shaver Grade, Phoenix Lake Trailhead, Mount Tamalpais/Marin Municipal Water District, MMWD, Marin County
Sherwood Forest Fire Road, White Hill Open Space Preserve, MCP, Marin County
Shoreline Trail, China Camp State Park, CSP, Marin County
Sierra Morena Trail, El Corte de Madera Open Space Preserve, MROSD, San Mateo County
Simmons Trail, Rock Spring Trailhead, Mount Tamalpais/Marin Municipal Water District, MMWD, Marin County
Sinawik Trail, Joaquin Miller Park, City of Oakland, Alameda County
Sky Oaks-Lagunitas Trail, Sky Oaks Trailhead, Mount Tamalpais/Marin Municipal Water District, MMWD, Marin County
Sky Trail
Crockett Hills Regional Park, EBRPD, Contra Costa County
Sky Trailhead, Point Reyes National Seashore, NPS, Marin County
Skyline Trail
Sanborn-Skyline County Park, SCCP, Santa Clara County
Skyline Wilderness Park, Napa County
Skyline-to-the-Sea Trail
Berry Creek Falls from the ocean, Big Basin Redwoods State Park, CSP, Santa Cruz County
Waterfall Loop from Park Headquarters, Big Basin Redwoods State Park, CSP, Santa Cruz County
Sleepy Hollow Fire Road, Terra Linda/Sleepy Hollow Divide Open Space Preserve (north), MCP, Marin County
Smith Fire Road, Loma Alta Open Space Preserve, MCP, Marin County
Sneath Lane Trail, Sweeney Ridge, GGNRA, San Mateo County
Soaring Eagle Trail, Crockett Hills Regional Park, EBRPD, Contra Costa County
Sonoma Overlook Trail, City of Sonoma, Sonoma County
Sorich Fire Road, Terra Linda/Sleepy Hollow Divide Open Space Preserve, MCP, Marin County
Sorich Park Trail, Terra Linda/Sleepy Hollow Divide Open Space Preserve (south), MCP, Marin County
Soaproot Trail, Coyote Hills Regional Park, EBRPD, Alameda County
Sobrante Ridge Trail, Sobrante Ridge Regional Preserve, EBPRD, Contra Costa County
Sonoma Ridge Loop Trail, Jack London State Historic Park, CSP, Sonoma County
Sonoma Ridge Trail, Jack London State Historic Park, CSP, Sonoma County
South Loop Trail, Helen Putnam Regional Park, SCRP, Sonoma County
South Orchard Trail, Villa Montalvo County Park, SCCP, Santa Clara County
South Pasture Trail, Rush Ranch Open Space Preserve, Solano Land Trust, Solano County
South Ridge Trail, Mount Sutro, UCSF, San Francisco County
South Rodeo Beach Trail, Rodeo Beach Trailhead, GGNRA/Marin Headlands, NPS, Marin County
Southern Marin Line Fire Road, Blithedale Summit Open Space Preserve/Mount Tamalpais, MCP/MMWD, Marin County
Spotted Fawn Trail, City of Sonoma, Sonoma County
Spring Ridge Trail
Spring Ridge/Hamms Gulch Loop, Windy Hill Open Space Preserve, MROSD, San Mateo County
A loop around Sausal Pond, Windy Hill Open Space Preserve, MROSD, San Mateo County
Spyglass Trail, Buck Gulch Falls, MCOSD, Marin County
Steep Ravine Trail, Mount Tamalpais State Park, CSP, Marin County
Steve's "S" Trail, Annadel State Park, CSP, Sonoma County
Stevens Creek Nature Trail, Monte Bello Open Space Preserve, MROSD, Santa Clara County
Stevens Creek Tony Look Trail, Stevens Creek County Park, SCCP, Santa Clara County
Stevenson Memorial Trail, Robert Louis Stevenson State Park, CSP, Napa County
Stewart Trail, Five Brooks Trailhead, Point Reyes National Seashore, NPS, Marin County
Stewartville Trail, Black Diamond Mines Regional Preserve, EBRPD, Contra Costa County
Stile Ranch Trail, Santa Teresa County Park, SCCP, Santa Clara County
Stocking Trail, Bon Tempe Trailhead, Mount Tamalpais/MMWD, Marin County
Stone Corral Trail, Morgan Territory Regional Preserve, EBRPD, Contra Costa County
Stonegate Trail, Diablo Foothills Regional Park, EBRPD, Contra Costa County
Stream Trail, Reinhardt Redwood Regional Park, EBRPD, Alameda/Contra Costa Counties
Stream View Trail, Bishop Ranch Regional Preserve, EBRPD, Contra Costa County
Summit Loop Trail, San Bruno Mountain County and State Park, CSMP, San Mateo County
Sunny Jim Trail, Skyline Ridge Open Space Preserve, MROSD, San Mateo County
Sunset Beach Trail, Point Reyes National Seashore, NPS, Marin County
Sunset Trail
Angel Island State Park, CSP, Marin County
Big Basin Redwoods State Park, CSP, Santa Cruz County
Joaquin Miller Park, City of Oakland, Alameda County
Sweeney Ridge Trail, Sweeney Ridge, GGNRA, San Mateo County
Sylvan Trail, Edgewood Park and Preserve, CSMP, San Mateo County
Table Mountain Trail, Upper Stevens Creek County Park, SCCP, Santa Clara County
Tafoni Trail
Resolution Loop, El Corte de Madera Creek Open Space Preserve, MROSD, San Mateo County
Tafoni Loop, El Corte de Madera Creek Open Space Preserve, MROSD, San Mateo County
Terra Linda Ridge Fire Road, Terra Linda/Sleepy Hollow Divide Open Space Preserve (north), MCP, Marin County
Thermalito Trail, Pleasanton Ridge Regional Park, EBRPD, Alameda County
Thorner Ridge Trail, Maurice Thorner Memorial Open Space Preserve, MCP, Marin County
Three Lakes Trail, Foothill Regional Park, SCRP, Sonoma County
Three Meadows Trail, Maxwell Farms Regional Park, SCRP, Sonoma County
Tidelands Trail, Don Edwards San Francisco Bay National Wildlife Refuge, U.S. Fish and Wildlife Service, Alameda County
Tomahawk Fire Road, Terra Linda/Sleepy Hollow Divide Open Space Preserve (south), MCP, Marin County
Tomales Point Trail, Point Reyes National Seashore, NPS, Marin County
Towne Trail, Sam McDonald County Park, CSMP,San Mateo County
Toyon Trail, Coal Mine Ridge, Portola Ranch Homeowner's Association, San Mateo County
Tres Sendas Trail, Reinhardt Redwood Regional Park, EBRPD, Contra Costa County
Trestle Trail, Mountain Home Trailhead, Mount Tamalpais State Park, CSP, Marin County
Troop 80 Trail, Mountain Home Trailhead, Mount Tamalpais State Park, CSP, Marin County
Truck Trail, Fall Creek Unit, Henry Cowell State Park, CSP, Santa Cruz County
Twin Oaks Trail, Wilder Ranch State Park, CSP, Santa Cruz County
Upper Meadow Trail, Indian Tree Open Space Preserve, MCP, Marin County
Upper Ranch Trail, Vargas Plateau, EBRPD, Alameda County
Upper Sea Foam Trail, Kennedy Grove Regional Recreation Area, EBRPD, Contra Costa County
Upper Summit Fire Road, Camino Alto Open Space Preserve, MCP, Marin County
Upper Trail, Las Trampas Regional Wilderness, EBRPD, Contra Costa County
Upper Wildcat Canyon Trail, Rancho San Antonio Open Space Preserve, MROSD, Santa Clara County
Vallecito Trail, Calero County Park, SCCP, Santa Clara County
Valley of the Moon Trail, Sonoma Valley Regional Park, SCRP, Sonoma County
Valley View Trail
Alston Park, City of Napa, Napa County
Los Vaqueros Watershed, CCWD, Contra Costa County
San Pedro Valley Park, CSMP, San Mateo County
Westwood Hills Park, City of Napa Parks and Recreation, Napa County
Verano Trail, Maxwell Farms Regional Park, SCRP, Sonoma County
Verissimo Hills Trail, Verissimo Hills Open Space Preserve, MCP, Marin County
Verna Dunshee Trail, Mount Tamalpais State Park, CSP, Marin County
Vista Loop Trail, Fremont Older Open Space Preserve, MROSD, Santa Clara County
Volcanic Trail, Sibley Volcanic Regional Preserve, EBRPD, Contra Costa County
Volvon Trail, Morgan Territory Regional Preserve, EBRPD, Contra Costa County
W. Richardson Trail, Annadel State Park, CSP, Sonoma County
Wasserman Trail, Mount Diablo State Park, CSP, Contra Costa County
Waterfall Loop Fire Road, Uvas Canyon County Park, SCCP, Santa Clara County
Weiler Ranch Road Trail
Hazelnut Trail Loop, San Pedro Valley Park, CSMP, San Mateo County
Valley View Loop, San Pedro Valley Park, CSMP, San Mateo County
West Ridge Trail, Miller/Knox Regional Shoreline, EBRPD, Contra Costa County
Western Pacific Trail, Quarry Lakes Regional Recreation Area, EBRPD, Alameda County
Westside Trail, Foothill Regional Park, SCRP, Sonoma County
Whipsnake Trail, Fernandez Ranch, John Muir Land Trust, Contra Costa County
White Hill Trail, White Hill Open Space Preserve, MCP, Marin County
White Oak Trail, Monte Bello Open Space Preserve, MROSD, Santa Clara County
Whitehouse Ridge Trail, Año Nuevo State Reserve, CSP, San Mateo and Santa Cruz Counties
Wilbur's Watch, Peninsula Open Space Trust, San Mateo County
Wildcat Canyon Trail, Rancho San Antonio Open Space Preserve, MROSD, Santa Clara County
Wildcat Creek Trail, Wildcat Canyon Regional Park, EBRPD, Contra Costa County
Wildcat Peak Trail, Tilden Regional Park, EBRPD, Contra Costa County
Wildcat Trail, Indian Valley Open Space Preserve, MCP, Marin County
Wilder Ridge Loop Trail, Wilder Ranch State Park, CSP, Santa Cruz County
Windmill Trail, Fernandez Ranch, John Muir Land Trust, Contra Costa County
Wingspan Way, Tubbs Island, San Pablo Bay National Wildlife Refuge, U.S. Fish and Wildlife Service, Sonoma County
Wolf Ridge Trail, Rodeo Beach Trailhead, GGNRA/Marin Headlands, NPS, Marin County
Wood Duck Trail, Quarry Lakes Regional Recreation Area, EBRPD, Alameda County
Wood Rat Trail, Crockett Hills Regional Park, EBRPD, Contra Costa County
Woodland Trail, Pleasanton Ridge Regional Park, EBRPD, Alameda County
Woodland Star Trail, Sonoma Valley Regional Park, SCRP, Sonoma County
Woodoaks Trail, San Pedro Mountain Open Space Preserve, MCP, Marin County
Woodrat Trail
Arastradero Preserve, City of Palo Alto, Santa Clara County
Fernandez Ranch, John Muir Land Trust, Contra Costa County
Woods Trail, Sierra Azul Open Space Preserve, MROSD, Santa Clara County
Worn Spring Fire Road, Deer Park Trailhead, Mount Tamalpais/MMWD, Marin County
Yerba Buena Trail, Grant County Park, SCCP, Santa Clara County
Yolanda Trail
Phoenix Lake Trailhead, Mount Tamalpais/MMWD, Marin County
Deer Park Trailhead, Mount Tamalpais/MMWD, Marin County
Z Ranch Trail, Sky Trailhead, Point Reyes National Seashore, NPS, Marin County
Zane Gray Cutoff, Wilder Ranch State Park, CSP, Santa Cruz County
Zinfandel Trail, Picchetti Ranch Area, Monte Bello Open Space Preserve, MROSD, Santa Clara County
CCWD=Contra Costa Water District
CSMP=County of San Mateo Parks
CSP=California State Parks
EBRPD=East Bay Regional Park District
GGNRA=Golden Gate National Recreation Area
MCP=Marin County Parks
MROSD=Midpeninsula Regional Open Space District
MMWD=Marin Municipal Water District
NPS=National Park Service
SCVOSA=Santa Clara Valley Open Space Authority
SCCP=Santa Clara County Parks
SCRP=Sonoma County Regional Parks
SLT=Solano Land Trust