4.6
(7361)
7,362
hikers
01:41
5.50km
190m
Hiking
Embark on an easy hike along the Pine Mountain Fire Road, a route that offers expansive views of the San Francisco Bay to the east and Tomales Bay to the west. This 3.4-mile (5.5 km) trail involves a manageable elevation gain of 629 feet (192 metres), making it accessible for…
Last updated: April 23, 2026
Waypoints
Start point
Parking
Get Directions
2.74 km
Highlight • Waterfall
Tip by
5.50 km
End point
Parking
Way Types & Surfaces
Way Types
4.32 km
1.05 km
120 m
Surfaces
2.16 km
1.05 km
120 m
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Elevation
Highest point (430 m)
Lowest point (330 m)
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Weather
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Sunday 24 May
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Additional weather tips
Max wind speed: 17.0 km/h
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This route was planned by komoot.
While specific parking areas are not detailed, the Pine Mountain Fire Road is generally accessed from various points in Marin County, often near Fairfax or the Alpine Dam area. Look for designated trailhead parking lots in these vicinities.
Yes, dogs are permitted on the Pine Mountain Fire Road. Please ensure your dog is on a leash, especially in areas where it is required, to protect wildlife and ensure a pleasant experience for all trail users.
The trail is accessible year-round, but conditions vary. Spring offers beautiful wildflowers like yellow mariposa lilies. In summer, areas near streams and springs remain lush and green, contrasting with the drier landscape. Fall and winter can offer cooler temperatures and clearer views, though some sections may have ruts from winter flooding.
The Pine Mountain Fire Road is located within the Mount Tamalpais Watershed. Generally, there are no specific permits or entrance fees required for day-use hiking on the fire roads within the watershed. However, always check the latest regulations from the Marin Municipal Water District (MMWD) before your visit.
The trail is primarily a double-wide dirt and gravel road. You can expect varied conditions, including sections with loose gravel and rocks, particularly on descents. Some parts can be steep, with grades over 20%, and may have ruts from winter flooding. The route traverses serpentine grasslands and chaparral, and some sections can be overgrown.
The Pine Mountain Fire Road offers spectacular scenery and panoramic views. You can see the San Francisco Bay to the east, Tomales Bay to the west, Kent Lake, Mt. Diablo, and the entire North and East Bay corridor. The trail provides quintessential views of the sloping ridges of the Mount Tam watershed and deep, cavernous valleys. You can also detour to Carson Falls.
The trail is generally considered to have a "Medium" difficulty level or a "Moderate" physical rating. While some sections are steep and can be challenging, particularly for longer loops, many parts are well-maintained. The initial climbs can be steep and rocky, but the rewards include long, steady descents.
Yes, the route also passes through sections of the Pine Mountain Fire Road, Oat Hill Fire Road, Happersberger Trail, Carson Falls Trail, and Azalea Hill Trail.
This trail holds historical significance as the "birthplace of mountain biking," where the first downhill races, known as "Repack," took place in the 1970s. It allows hikers to experience breathtaking "above the world" views without always requiring extensive effort.
While some sections can be steep and challenging, many parts of the double-wide fire road are well-maintained and offer a moderate experience. Families should consider the overall length and elevation gain, and choose sections appropriate for their children's fitness levels. The scenic views and opportunity to detour to Carson Falls can be rewarding.
Given the varied terrain and potential for steep sections, sturdy hiking shoes are recommended. Bring plenty of water, as sources may be limited, and sun protection (hat, sunscreen) as many sections are exposed. Layers are advisable due to changing weather conditions, and a map or GPS is helpful for navigating the intersecting trails.