“Sourdough Trail (South of Brainard Lake) ”
5.9
Miles9.5
KMSingletrack
Local Club: Boulder Mountainbike Alliance
Feb 22, 2024: Join us in Shaping Colorado’s Outdoor Future
Feb 1, 2024: Eagle-Sage Trail Closures
Jan 31, 2024: Coalton Trail Reopening Feb. 1
Land Manager: USFS - Arapaho & Roosevelt National Forests Office
69.6 mi 112.0 km • 8,965' Up 2732.51 m Up • 11,815' Down 3601.28 m Down
13.1 mi 21.1 km • 1,356' Up 413.44 m Up • 1,360' Down 414.48 m Down
4.6 mi 7.4 km • 253' Up 77.21 m Up • 255' Down 77.66 m Down
7.1 mi 11.5 km • 768' Up 234.03 m Up • 759' Down 231.27 m Down
16.3 mi 26.2 km • 1,788' Up 545.03 m Up • 1,788' Down 544.87 m Down
11.2 mi 18.1 km • 1,330' Up 405.46 m Up • 1,330' Down 405.44 m Down
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