In brief:
3.7 mile Marin Headlands loop, with spectacular views from the surrounding Marin hills to San Francisco.

Distance, category, and difficulty:
This 3.7 mile loop hike is easy, with about 888 feet in elevation change. Trailhead elevation is around 210 feet. The featured hike climbs to just over 1000 feet, then descends back to the trailhead. Grades are moderate with some steep sections.

Exposure:
Totally exposed.

Trail traffic:
Moderate.

Trail surfaces:
Dirt fire roads and one trail.

Hiking time:
2 hours.

Season:
Good anytime.

Getting there:

From US 101 in Marin County, take the CA 1/Shoreline Highway exit. After about 0.5 mile, turn left onto Tennessee Valley Road. Go about 1.5 miles to the parking lot at the end of the road.

GPS coordinates* for trailhead:
Latitude 37°51'37.69"N
Longitude
122°32'8.71"W
(* based on Google Earth data, shown as degrees, minutes, seconds)

Gas, food, and lodging:
Gas, stores, and restaurants back near US 101 in Marin City. There are a few camping options in the Headlands, including small camps at Kirby Cove and Bicentennial.

Trailhead details:
Ample parking (still gets full on weekends). No entrance or parking fees. There's a map under glass at the information signboard near the start of the Tennessee Valley Trail. Pay phone and pit toilets available. There are designated handicapped parking spots, and one trail is wheelchair accessible (the hike described below is not wheelchair-friendly. No drinking water. Gas, restaurants, and stores in Tam Junction, about 2 miles east along Shoreline. The Buckeye Roadhouse, adjacent to the 101 southbound entrance ramp, is a good, convenient after hike food stop if you're headed back into San Francisco. There is no direct public transportation to this trailhead, but Golden Gate Transit bus lines 3 and 4 stop on nearby Shoreline Highway. From the bus stop it's almost 2 miles to the trailhead.

Rules:
Most trails are multi-use. Some are open to hikers and equestrians only. Dogs are permitted on some Headlands trails (they are not allowed on every trail on the hike featured on this page); ask the staff at the Visitor Center for current information, or check the Headlands map on the link below.

The Official Story:
NPS's GGNRA page.
Marin Headlands Visitor Center 415-331-1540

Map/book choices:

Map from NPS (download Marin Headlands map).
Trail map from Redwood Hikes shows all Headlands trails -- highly recommended.
Southern Marin Trail Map by Tom Harrison Maps. (order this map from Amazon.com) is a great guide.
A Rambler's Guide to the Trails of Mt. Tamalpais and the Marin Headlands, map from Pease Press (order from Pease Press)
Hiking Marin, by Don and Kay Marin, features a good map and brief park description (order this book from Amazon.com).



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