From San Geronimo Ridge Rd, Fairfax to Lower Peters Dam Rd, Forest Knolls, Marin County, California
6.10 mi
Length
719 ft
Elev gain
1,936 ft
Elev loss
1,535 ft
Max elevation
dirt 79%
gravel 21%

Elevation Click the profile for Street View

San Geronimo Ridge Road is a 6.1-mile point-to-point segment from Fairfax to Forest Knolls, California. It gains 719 feet and loses 1,936 feet over the course of the route. The riding surface is 79% dirt and 21% gravel. AI-generated description — details may not be fully accurate.
0 votes
 Dee Cee
on September 5, 2022
Very steep in the westernmost section. Almost had to walk a few sections.
 Joshua Taylor
on August 29, 2022
Pretty challenging stuff on a gravel bike, but not too bad on a mtb. Lots of rocks so it's hard to get traction on smaller tires. But it's doable if you don't mind walking in sections.