“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
24.8 mi 40.0 km • 4,578' Up 1395.47 m Up • 4,571' Down 1393.19 m Down
14.3 mi 23.1 km • 1,445' Up 440.44 m Up • 1,444' Down 440.05 m Down
12.6 mi 20.3 km • 1,973' Up 601.51 m Up • 1,975' Down 601.86 m Down
20.7 mi 33.3 km • 3,233' Up 985.27 m Up • 3,235' Down 985.89 m Down
17.9 mi 28.9 km • 2,443' Up 744.76 m Up • 2,477' Down 755.02 m Down
10.3 mi 16.5 km • 731' Up 222.74 m Up • 731' Down 222.71 m Down
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