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Routes
Road cycling routes
United States
California
Marin County
Fairfax

Marie Dhority Bridge – San Geronimo loop from Fairfax

Routes
Road cycling routes
United States
California
Marin County
Fairfax

Marie Dhority Bridge – San Geronimo loop from Fairfax

Moderate

4.6

(1821)

16,879

riders

Marie Dhority Bridge – San Geronimo loop from Fairfax

01:09

23.1km

320m

Road cycling

Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride. The starting point of the route is accessible with public transport.

Last updated: April 27, 2026

Tips

The surface for a segment of your route may not be suitable

Some segments of your route comprise a surface that may not be suitable for your chosen sport.

After 11.3 km for 91 m

Waypoints

A

Start point

Bus stop

Get Directions

1

2.34 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

2

2.51 km

Highest point between Fairfax and San Geronimo, the saddle was originally cut for the train in the 19th century, later widened for the highway. Can be busy but has a wide bike lane.

Tip by

3

8.88 km

Worth a stop along this long and often hot section

Tip by

4

11.4 km

Marie Dhority Bridge

Highlight • Bridge

Popular rock beach spot to cool off in the creek right next to the long wooden pedestrian trail bridge

Tip by

5

11.5 km

Leo Cronin Fish Viewing Area

Highlight • Viewpoint

Lagunitas Creek offers some excellent opportunities to view salmon moving upstream

Tip by

6

12.9 km

Lagunitas

Highlight • Settlement

Small hamlet next to Samuel P Taylor State Park with a historic grocery store. A popular Marin Brewery is named after the town. Check out the Tea Museum in the street behind the store

Tip by

7

16.3 km

San Geronimo

Highlight • Settlement

Slightly spread-out community nestled mostly along the creek valley with a friendly vibe and just a couple of eateries and convenience stores, though about twice a month volunteers offer a …

Tip by

8

18.2 km

Dickson Ranch 🐎 Woodacre

Highlight • Structure

Horse ranch, or ho(rse)tel to keep your 4-legged friend if your garden is too small 🐎

Tip by

B

23.1 km

End point

Bus stop

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Way Types & Surfaces

Way Types

17.0 km

3.67 km

2.14 km

166 m

131 m

Surfaces

19.6 km

3.40 km

166 m

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Elevation

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

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Weather

Powered by Foreca

Today

Tuesday 26 May

22°C

11°C

0 %

Additional weather tips

Max wind speed: 29.0 km/h

to get more detailed weather forecasts along your route

Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.

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