Easy/Intermediate
2.3 (3)
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: USFS - Boulder Ranger District Office
East Mag Dots
13.8 mi 22.2 km • 1,075' Up 327.67 m Up • 1,074' Down 327.27 m Down
Nederland, CO
West Magnolia Tour
8.0 mi 12.8 km • 590' Up 179.88 m Up • 608' Down 185.45 m Down
Nederland, CO
The N Bus Loop
13.0 mi 21.0 km • 1,490' Up 454.13 m Up • 1,489' Down 453.83 m Down
Nederland, CO
West Magnolia: Winter Fat Bike Groomed Loop
4.6 mi 7.4 km • 253' Up 77.21 m Up • 255' Down 77.66 m Down
Nederland, CO
Sherwood From Nederland
5.8 mi 9.3 km • 789' Up 240.44 m Up • 793' Down 241.57 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
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