“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
14.3 mi 23.1 km • 1,445' Up 440.44 m Up • 1,444' Down 440.05 m Down
7.3 mi 11.8 km • 1,310' Up 399.15 m Up • 1,314' Down 400.65 m Down
20.7 mi 33.3 km • 3,233' Up 985.27 m Up • 3,235' Down 985.89 m Down
30.4 mi 48.9 km • 4,394' Up 1339.17 m Up • 4,364' Down 1330.16 m Down
10.8 mi 17.4 km • 1,407' Up 428.84 m Up • 1,406' Down 428.65 m Down
13.4 mi 21.5 km • 1,796' Up 547.55 m Up • 1,801' Down 548.9 m Down
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