43 Trails in Flagstaff, Colorado

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

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