43 Trails in Flagstaff, Colorado

Trail Name Difficulty Length (mi) Rating City
Valmont Bike Park Intermediate difficulty 6.0 ***** Boulder
Hall Ranch Advanced difficulty 9.0 **** Lyons
South Saint Vrain Advanced difficulty 10.0 **** Ward
Wapiti Trail (Heil Valley Ranch) Intermediate difficulty 5.0 **** Boulder
Mountain Lion Trail (Golden Gate Canyon State Park) Advanced difficulty 8.0 **** Black Hawk
Walker Ranch Advanced difficulty 7.0 **** Boulder
Picture Rock Trail (Heil Valley Ranch) Intermediate difficulty 11.0 **** Lyons
Betasso Preserve Intermediate difficulty 7.0 **** Boulder
White Ranch Advanced difficulty 14.0 **** Golden
Golden Gate Canyon State Park Advanced difficulty 35.0 **** Golden
Heil Valley Ranch Intermediate difficulty 14.0 **** Boulder
Maryland Mountain Advanced difficulty 12 **** Black Hawk
Chapman Drive Intermediate difficulty 3.0 **** Boulder
North Table Mountain Intermediate difficulty 10.0 *** Golden
Dirty Bismarck Easiest difficulty 10.0 *** Superior
Marshall Mesa Area Beginner difficulty 16.0 *** Boulder
Ceran Saint Vrain Loop Intermediate difficulty 5.0 *** Jamestown
Spring Brook Loop Beginner difficulty 5.0 *** Eldorado Springs
Standley Lake Beginner difficulty 5.0 *** Westminster
Doudy Draw Trail Beginner difficulty 4.0 *** Eldorado Springs
Ponderosa Loop (Heil Valley Ranch) Intermediate difficulty 3.0 *** Boulder
White Rocks Trail Beginner difficulty 7.0 *** Lafayette
Lobo Trail Easiest difficulty 18 *** Longmont to Boulder
Flatirons Vista Beginner difficulty 4.0 *** Boulder
CU Dirt Jumps Beginner difficulty 1.0 *** Boulder
Marshall Road Open Spaces Beginner difficulty 7.0 *** Superior
Coal Creek Trail Easiest difficulty 10.0 *** Louisville
Coalton Trail Beginner difficulty 6.0 *** Superior
Community Ditch Easiest difficulty 8.0 *** Eldorado Springs
High Plains Trail Beginner difficulty 4.0 *** Superior
Greenbelt Plateau Beginner difficulty 3.0 *** Superior
Meyers Homestead Trail (Walker Ranch) Beginner difficulty 5.0 ** Boulder
East Boulder Trail Easiest difficulty 4.0 ** Louisville
Colorado Hills Trail Beginner difficulty 6.0 ** Westminster
Boulder Valley Ranch Beginner difficulty 7 ** Boulder
Bald Mountain Trail Beginner difficulty 1.0 ** Boulder
Rattlesnake Gulch Advanced difficulty 4.0 ** Boulder
Davidson Mesa difficulty 4.0 * Louisville
St Vrain River Trail difficulty 23.0 Longmont
St Vrain River Trail difficulty 23.0 Longmont
Bon Scott difficulty 23.0 Boulder
Van Bibber Park difficulty 6.0 Arvada
Bunce School Road To T33 Crash Site difficulty 14.0 Allenspark

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