Easy/Intermediate
2.0 (2)
Local Club: Boulder Mountainbike Alliance
Land Manager: USFS - Boulder Ranger District Office
The Cougar Slayer
69.6 mi 112.0 km • 8,965' Up 2732.51 m Up • 11,815' Down 3601.28 m Down
Nederland, CO
Switzerland Trail Gold Hill Road Loop
25.3 mi 40.7 km • 1,949' Up 593.94 m Up • 1,948' Down 593.78 m Down
Nederland, CO
Sourdough - Eldora - Nederland Loop
26.7 mi 43.0 km • 2,883' Up 878.83 m Up • 2,899' Down 883.5 m Down
Nederland, CO
North Sourdough and St. Vrain Loop
5.4 mi 8.7 km • 641' Up 195.34 m Up • 650' Down 198.23 m Down
Nederland, CO
Sugarloaf to Gordon Gulch Loop
13.5 mi 21.7 km • 1,590' Up 484.64 m Up • 1,607' Down 489.88 m Down
Boulder, CO
The Whole Casino
16.9 mi 27.1 km • 2,451' Up 746.95 m Up • 2,447' Down 745.8 m Down
Central…, CO
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