Point Reyes–Petaluma Bridge – Cross-Marin Trailhead loop from Novato Hamilton

Bike touring routes & trails

Point Reyes–Petaluma Bridge – Cross-Marin Trailhead loop from Novato Hamilton

Hard

3.2

(20)

riders

Point Reyes–Petaluma Bridge – Cross-Marin Trailhead loop from Novato Hamilton

05:17

83.6km

940m

Cycling

Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels. The starting point of the route is accessible with public transport.

Last updated: August 4, 2026

Tips

Your route passes through protected areas

Please check local regulations for:

White Hill Open Space Preserve

Golden Gate National Recreation Area

Samuel P. Taylor State Park

Waypoints

Start point

Train Station

Get Directions

17.8 km

White Hill — Old Railroad Grade upper trailhead, Loma Alta

Highlight • Trail

To avoid the traffic when riding up (or down) White Hill, the highest elevation along Sir Francis Drake Boulevard from Fairfax, the old railroad grade is a more gradual, mostly smooth gravel trail alternative.

Tip by

29.1 km

Nicasio Baseball Field

Highlight • Rest Area

Nice stop for a rest, there are port o potties and a general store for goodies!

Tip by

32.6 km

Nicasio Reservoir — East Entrance

Highlight • Lake

Created by the construction of Seeger Dam on the Nicasio Creek in 1961, this shallow reservoir covers 845 acres and is part of the Marin Municipal Water District

Tip by

39.2 km

Point Reyes–Petaluma Bridge

Highlight • Bridge

Usually some vendors at this intersection for some fresh fruit! Views of Black Mountain are beautiful.

Tip by

43.2 km

Cross-Marin Trailhead

Highlight • Trail

Northern end of the Cross-Marin Trail that follows the old rail route along Lagunitas Creek into Samuel Taylor State Park, and exits on the other side.

Tip by

53.3 km

The Farm Stand — Lagunitas

Highlight • Structure

A must-stop for everyone along this route: the farmstand with fresh organic local produce

Tip by

70.5 km

Big Rock -- Lucas Valley Rd Summit

Highlight • Natural Monument

Be careful on the descent, the pavement can get slippery. This is a great trail access spot for MTB and hiking.

Tip by

79.5 km

Terra Linda to Ignacio Bike Path

Highlight (Segment) • Cycleway

Paved smooth bike path along the Hwy 101 right-of-way. Fastest and safe North-South bikeway, popular with bike commuters from Marin, even to San Francisco.

Tip by

83.6 km

End point

Train Station

Way Types & Surfaces

Way Types