Intermediate
3.4 (8)
Land Manager: City of Boulder Open Space and Mountain Parks
Second-Third Flatiron Mesa Loop
2.3 mi 3.7 km • 704' Up 214.66 m Up • 700' Down 213.44 m Down
Boulder, CO
Green Mountain via Ranger/Saddle Rock Loop
4.9 mi 7.9 km • 2,298' Up 700.33 m Up • 2,270' Down 691.85 m Down
Boulder, CO
Mount Sanitas Loop
3.2 mi 5.2 km • 1,281' Up 390.4 m Up • 1,280' Down 390.22 m Down
Boulder, CO
Walker Ranch, Ethel Harrold, and Canyon Falls
3.5 mi 5.7 km • 583' Up 177.57 m Up • 583' Down 177.57 m Down
Coal Creek, CO
Marshall Mesa Valley Loop
2.8 mi 4.5 km • 187' Up 57.1 m Up • 186' Down 56.56 m Down
Superior, CO
Marshall Mesa to Spring Brook Loop
11.1 mi 17.9 km • 889' Up 271.11 m Up • 889' Down 271.02 m Down
Superior, CO
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