“A doubletrack, gravel/paved all-weather trail/pathway winding through county open space. ”
8.8
Miles14.2
KMDoubletrack
Local Club: Boulder Mountainbike Alliance
Nov 17, 2025: Trail Update: South St Vrain
Nov 14, 2025: Another Step Closer to new Betasso Connector
Oct 24, 2025: Boulder County Moves One Step Closer to a Safer Boulder-to-Betasso Connection
Land Manager: Broomfield City and County
18.8 mi 30.3 km • 1,068' Up 325.44 m Up • 1,066' Down 324.88 m Down
15.7 mi 25.2 km • 933' Up 284.36 m Up • 929' Down 283.21 m Down
12.6 mi 20.2 km • 943' Up 287.5 m Up • 943' Down 287.41 m Down
12.2 mi 19.6 km • 611' Up 186.36 m Up • 611' Down 186.36 m Down
10.3 mi 16.6 km • 1,064' Up 324.22 m Up • 1,058' Down 322.41 m Down
10.4 mi 16.8 km • 1,358' Up 413.97 m Up • 1,358' Down 414.05 m Down
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