Purisima & the San Mateo Coast

Half Moon Bay hills · near Half Moon Bay · SF Bay Area

Gravel & Bikepacking

At a glance

Difficulty
intermediate
Best season
Year-round (drier late spring–fall)

What is here

Terrain
forest
Amenities
Redwood ridge to Pacific coast · Purisima Creek Redwoods · Half Moon Bay base · Coastal state camping
Best for
Ridge-to-coast riding with big descents
Features
Redwoods to the Pacific · Big forested descents · Half Moon Bay coastal base · Ridge-preserve fire roads

Worth knowing

Hazards
Coastal fog & damp · Steep fire-road descents · Some highway/coast-road traffic · Poison oak, winter mud
Good for a first timer
Yes

Gravel & Bikepacking detail

Ride types
day-gravel · singletrack
Surface
mixed
Remoteness
1
Riding
Big descents from the Skyline redwoods to the Pacific — fire roads and quiet lanes linking forested ridge preserves with the San Mateo coast and Half Moon Bay
Terrain note
Sea level to 2,000 ft; forest ridges to coastal farms; fog common
Camping
Yes
Intl tip
Ridge-to-ocean riding on the San Mateo coastside — the redwood Skyline ridge (Purisima Creek Redwoods) tumbling down to the Pacific and Half Moon Bay. The signature is the big descent: fire roads and quiet lanes dropping from foggy redwoods to coastal farms and beaches. Accessible mix of buffed/rough dirt and pavement. Fog, damp, winter mud, some coast-road traffic. Half Moon Bay base with coastal camping. A scenic, classic redwoods-to-sea plunge.
Trip lengths
day

The guide

The San Mateo coastside — where the redwood-clad Skyline ridge tumbles down to the Pacific — offers some of the Bay Area's most…

In the Guidebook

Everything above is yours for free. The written guide to Purisima & the San Mateo Coast — what it is actually like, and what we would tell a friend before they went — comes with the Guidebook.

Getting there

Coordinates
37.42, -122.35

Driving directions

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