“Old Railroad Grade is one of the classic rides in Marin and a great way to get to the top of Mt Tam. ”
7.1
Miles11.5
KMDoubletrack
Local Club: Access4Bikes (A4B)
Land Manager: Marin Municipal Water District
8.5 mi 13.6 km • 873' Up 266.15 m Up • 866' Down 263.82 m Down
12.6 mi 20.3 km • 1,973' Up 601.51 m Up • 1,975' Down 601.86 m Down
10.8 mi 17.4 km • 1,407' Up 428.84 m Up • 1,406' Down 428.65 m Down
13.8 mi 22.2 km • 1,776' Up 541.39 m Up • 1,777' Down 541.66 m Down
13.4 mi 21.5 km • 1,796' Up 547.55 m Up • 1,801' Down 548.9 m Down
17.9 mi 28.9 km • 2,443' Up 744.76 m Up • 2,477' Down 755.02 m Down
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