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Routes
Bike touring routes & trails
United States
California
San Mateo County
San Bruno

San Andreas Trail – San Andreas Lake loop from San Bruno

Routes
Bike touring routes & trails
United States
California
San Mateo County
San Bruno

San Andreas Trail – San Andreas Lake loop from San Bruno

Hard

4.6

(1512)

12,105

riders

San Andreas Trail – San Andreas Lake loop from San Bruno

03:00

46.8km

560m

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 5, 2026

Waypoints

A

Start point

Train Station

Get Directions

1

3.97 km

San Andreas Trailhead — Skyline Boulevard

Highlight • Trail

The San Andreas Trail, a popular multi-use path in San Mateo, starts/ends at this point by the intersection of Skyline Boulevard and San Bruno Avenue. Unfortunately, there are no amenities …

Tip by

2

3.98 km

San Andreas Trail

Highlight (Segment) • Trail

Paved bike trail along the San Andreas fault between the lake and Skyline Blvd to Crystal Springs.

Tip by

3

9.72 km

San Andreas Lake

Highlight • Lake

San Andreas Lake is a hidden gem tucked into the hills of San Mateo County, just south of San Francisco. Originally a natural sag pond formed by the San Andreas …

Tip by

4

12.5 km

Jepson Laurel

Highlight • Natural Monument

Biggest Laurel tree in California

Tip by

5

17.9 km

Sawyer Camp Recreation Trail

Highlight • Trail

See komoot.de/highlight/172571
The 15-mile Crystal Springs Regional Trail is one of the best mostly paved bike trails with few cars in the Bay Area. It spans from San Bruno to …

Tip by

6

24.2 km

Ralston Bike Trail

Highlight (Segment) • Cycleway

The Ralston Bike Trail is a paved path connecting the Belmont community to the Crystal Springs Trail. Stretching one mile, it runs from the Ralston Avenue interchange at Highway 92, …

Tip by

7

31.8 km

Lower Crystal Springs Reservoir

Highlight • Lake

Lower Crystal Springs Reservoir is part of the Crystal Springs Reservoir system, and provides water to the San Francisco Bay Area. The area surrounding the reservoir is rich in biodiversity, …

Tip by

8

38.1 km

San Andreas Lake

Highlight • Lake

This used to be a small, natural pond, but was expanded with the help of an earthwork dam that miraculously survived a famous earthquake in 1906 that more or less …

Tip by

B

46.8 km

End point

Train Station

Loading

Way Types & Surfaces

Way Types

40.8 km

2.18 km

1.88 km

1.82 km

140 m

Surfaces

46.2 km

621 m

< 100 m

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Elevation

Elevation

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

Highest point (180 m)

Lowest point (10 m)

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Weather

Powered by Foreca

Today

Tuesday 11 August

21°C

13°C

0 %

Additional weather tips

Max wind speed: 34.0 km/h

to get more detailed weather forecasts along your route

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

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