“The first half of the Spring Brook Loop if riding clockwise - a rocky climb leading into the forest. ”
1.1
Miles1.8
KMSingletrack
Local Club: Boulder Mountainbike Alliance
Sep 29, 2026: Where Boulder’s 2026 Candidates Stand on Bike Issues
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Land Manager: Boulder County, CO - Parks and Open Space
15.7 mi 25.2 km • 933' Up 284.36 m Up • 929' Down 283.21 m Down
7.8 mi 12.6 km • 1,516' Up 462.02 m Up • 1,510' Down 460.32 m Down
71.3 mi 114.8 km • 9,126' Up 2781.51 m Up • 5,767' Down 1757.86 m Down
13.6 mi 21.9 km • 2,799' Up 852.99 m Up • 2,800' Down 853.29 m Down
11.8 mi 18.9 km • 301' Up 91.78 m Up • 305' Down 93.04 m Down
7.0 mi 11.2 km • 1,508' Up 459.52 m Up • 1,511' Down 460.48 m Down
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