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Routes
Road cycling routes
United States
California
San Mateo County
San Mateo

Crystal Springs Reservoir dam – San Andreas Lake loop from San Mateo

Routes
Road cycling routes
United States
California
San Mateo County
San Mateo

Crystal Springs Reservoir dam – San Andreas Lake loop from San Mateo

Hard

3.2

(19)

60

riders

Crystal Springs Reservoir dam – San Andreas Lake loop from San Mateo

03:50

79.5km

1,010m

Road cycling

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

Last updated: March 24, 2026

Tips

Includes a segment in which cycling is not permitted

After 37.6 km for 77 m

Waypoints

A

Start point

Train Station

Get Directions

1

6.75 km

Lower Crystal Springs Reservoir

Highlight • Lake

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 Woodside and …

Tip by

2

9.58 km

Crystal Springs Reservoir dam

Highlight (Segment) • Monument

The dam separating upper and lower Crystal Springs Reservoir also serves as a crossing for Hwy 35/92

Tip by

12.6 km

Mountain Pass

Mountain Pass

4

34.3 km

Montara Beach Overlook

Highlight • Viewpoint

High above the coast the view opens up to the south down the long, wild sandy beach

Tip by

5

35.1 km

Gray Whale Cove State Beach

Highlight • Beach

Great amount of wild flowers and amazing visas of the ocean. Spotted a whale.

Tip by

6

36.6 km

Egg Rock — Devil's Slide

Highlight • Natural Monument

Egg Rock is an example of a successful environmental restoration: Once home to a bird colony of thousands of Common Murres, the colony was wiped out by a 1986 catastrophic …

Tip by

37.6 km

Viewpoint

Viewpoint

8

41.5 km

Rockaway Beach — Bike Trail Switchbacks

Highlight (Segment) • Cycleway

8 paved switchbacks are a smooth and fairly gentle way to climb the steep Arami Point cliff south out of Rockaway Beach.

Tip by

9

60.2 km

San Andrea's Lake View

Highlight • Viewpoint

Beautiful stretch of biking/walking path, relatively flat with a few short minor hills. The view of the lake is gorgeous!

Tip by

10

64.7 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

B

79.5 km

End point

Train Station

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Way Types & Surfaces

Way Types

48.6 km

19.0 km

9.51 km

2.29 km

161 m

< 100 m

Surfaces

76.1 km

2.97 km

490 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 (260 m)

Lowest point (0 m)

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Weather

Powered by Foreca

Today

Saturday 11 April

17°C

13°C

90 %

Additional weather tips

Max wind speed: 40.0 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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