“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
7.3 mi 11.8 km • 1,310' Up 399.15 m Up • 1,314' Down 400.65 m Down
8.6 mi 13.8 km • 1,145' Up 348.94 m Up • 1,343' Down 409.2 m Down
30.4 mi 48.9 km • 4,394' Up 1339.17 m Up • 4,364' Down 1330.16 m Down
15.6 mi 25.0 km • 1,521' Up 463.51 m Up • 1,519' Down 463.08 m Down
13.4 mi 21.5 km • 1,796' Up 547.55 m Up • 1,801' Down 548.9 m Down
8.7 mi 14.0 km • 772' Up 235.44 m Up • 772' Down 235.27 m Down
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