“The main trail at Heil climbing up from the trailhead to the Ponderosa loop and beyond. ”
3.1
Miles5.0
KMSingletrack
Local Club: Boulder Mountainbike Alliance
Oct 23, 2026: Hidden Valley and Degge trails are officially open to bikes!
Oct 20, 2026: Boulder County Commissioners Designate Trail Through Tucker Complex
Oct 15, 2026: South Boulder Trail Connection: What Happened at OSBT and What’s Next
Land Manager: Boulder County, CO - Parks and Open Space
12.0 mi 19.3 km • 1,560' Up 475.46 m Up • 1,560' Down 475.45 m Down
10.5 mi 16.9 km • 1,271' Up 387.32 m Up • 1,271' Down 387.29 m Down
71.3 mi 114.8 km • 9,126' Up 2781.51 m Up • 5,767' Down 1757.86 m Down
16.3 mi 26.2 km • 1,788' Up 545.03 m Up • 1,788' Down 544.87 m Down
2.0 mi 3.2 km • 78' Up 23.73 m Up • 79' Down 24 m Down
15.9 mi 25.5 km • 496' Up 151.09 m Up • 567' Down 172.87 m Down
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