49 Trails in Boulder, 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
White Ranch Advanced difficulty 14.0 **** Golden
Heil Valley Ranch Intermediate difficulty 14.0 **** Boulder
Bunce School Road To T33 Crash Site difficulty 14.0 Allenspark
Centennial Cone Park Intermediate difficulty 13.0 **** Idaho Springs
Maryland Mountain Advanced difficulty 12 **** Black Hawk
Picture Rock Trail (Heil Valley Ranch) Intermediate difficulty 11.0 **** Lyons
Virginia Canyon Expert difficulty 11 ***** Idaho Springs
North Table Mountain Intermediate difficulty 10.0 *** Golden
Dirty Bismarck Easiest difficulty 10.0 *** Superior
South Saint Vrain Advanced difficulty 10.0 **** Ward
Coal Creek Trail Easiest difficulty 10.0 *** Louisville
Coulson Gulch Advanced difficulty 9.0 *** Pinewood Springs
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
Boulder Valley Ranch Beginner difficulty 7 ** Boulder
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
Van Bibber Park difficulty 6.0 Arvada
Valmont Bike Park Intermediate difficulty 6.0 ***** Boulder
Coalton Trail Beginner difficulty 6.0 *** Superior
Colorado Hills Trail Beginner difficulty 6.0 ** Westminster
Rabbit Mountain Loop Intermediate difficulty 5.0 *** Lyons
Standley Lake Beginner difficulty 5.0 *** Westminster
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
Wapiti Trail (Heil Valley Ranch) Intermediate difficulty 5.0 **** Boulder
East Boulder Trail Easiest difficulty 4.0 ** Louisville
High Plains Trail Beginner difficulty 4.0 *** Superior
Davidson Mesa difficulty 4.0 * Louisville
Rattlesnake Gulch Advanced difficulty 4.0 ** Boulder
Flatirons Vista Beginner difficulty 4.0 *** Boulder
Doudy Draw Trail Beginner difficulty 4.0 *** Eldorado Springs
Ponderosa Loop (Heil Valley Ranch) Intermediate difficulty 3.0 *** Boulder
Chapman Drive Intermediate difficulty 3.0 **** Boulder
Sunset West Advanced difficulty 3 **** Erie
Greenbelt Plateau Beginner difficulty 3.0 *** Superior
Sunset East Beginner difficulty 1.0 **** Erie
CU Dirt Jumps Beginner difficulty 1.0 *** Boulder
Bald Mountain Trail Beginner difficulty 1.0 ** Boulder

Know of a new mountain bike trail not listed here? Please tell us about it using this form. Find mountain bike trails near you or for even more trail inspiration and how we ranked the mountain bike trails, see this list of the best mountain bike trails in the world.