Intermediate/Difficult
3.1 (15)
Local Club: Marin County Bicycle Coalition
Land Manager: Marin Municipal Water District
Fairfax-Bo Ridge Gravel Grinder
43.0 mi 69.3 km • 3,369' Up 1026.92 m Up • 3,369' Down 1026.82 m Down
Fairfax, CA
Mt Tam - Round the Dell
24.8 mi 40.0 km • 4,578' Up 1395.47 m Up • 4,571' Down 1393.19 m Down
Mill Va…, CA
Lucas Valley Loop
14.9 mi 23.9 km • 2,977' Up 907.35 m Up • 2,975' Down 906.7 m Down
Lucas V…, CA
Headlands Marincello Bobcat Miwok Old Springs
7.3 mi 11.8 km • 1,310' Up 399.15 m Up • 1,314' Down 400.65 m Down
Tamalpa…, CA
Tennessee Valley to Horseshoe Bay
8.6 mi 13.8 km • 1,145' Up 348.94 m Up • 1,343' Down 409.2 m Down
Tamalpa…, CA
Golden Gate to Tennessee Beach Loop
17.9 mi 28.9 km • 2,443' Up 744.76 m Up • 2,477' Down 755.02 m Down
Sausalito, CA
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