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Very Difficult
“Good views, terrible trail. ”
0.8
Miles1.2
KMSingletrack
Very Difficult
Singletrack
Very Difficult
Land Manager: USFS - Boulder Ranger District Office
Heil Outer Loop from Corral TH
14.1 mi 22.6 km • 1,549' Up 472.24 m Up • 1,550' Down 472.41 m Down
Lyons, CO
North Boulder Loop
8.3 mi 13.4 km • 372' Up 113.47 m Up • 371' Down 113.22 m Down
Boulder, CO
South Saint Vrain Figure 8
16.3 mi 26.2 km • 2,072' Up 631.58 m Up • 2,086' Down 635.74 m Down
Nederland, CO
Coney Buchanan Loop
11.6 mi 18.6 km • 1,467' Up 447.04 m Up • 1,474' Down 449.26 m Down
Nederland, CO
Hall Ranch Full Loop
12.0 mi 19.3 km • 1,560' Up 475.46 m Up • 1,560' Down 475.45 m Down
Lyons, CO
Walker Ranch
7.8 mi 12.6 km • 1,516' Up 462.02 m Up • 1,510' Down 460.32 m Down
Coal Creek, CO
Unknown
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