117 Trails in Boulder County, Colorado

Trail Name Difficulty Length (mi) Rating City
WTB difficulty 10.0 Winter Park
White Rocks Trail Beginner difficulty 7.0 *** Lafayette
White Ranch Advanced difficulty 14.0 **** Golden
West Magnolia Intermediate difficulty 9.0 *** Nederland
West Crosier difficulty 8.0 Loveland
Waterline Intermediate difficulty 3.0 **** Idaho Springs
Warren Gulch Advanced difficulty 17.0 *** Idaho Springs
Wapiti Trail (Heil Valley Ranch) Intermediate difficulty 5.0 **** Boulder
Walker Ranch Advanced difficulty 7.0 **** Boulder
Waldrop Trail Advanced difficulty 3.0 **** Ward
Virginia Canyon Mountain Park Expert difficulty 11 ***** Idaho Springs
Van Bibber Park difficulty 6.0 Arvada
Valmont Bike Park Intermediate difficulty 6.0 ***** Boulder
Trestle Bike Park Advanced difficulty 25.0 ***** Fraser
Tipperary Creek Loop Intermediate difficulty 20.0 ***** Fraser
Sunset West Advanced difficulty 3 **** Erie
Sunset Park Advanced difficulty 1.0 ** Lakewood
Sunset East Beginner difficulty 1.0 **** Erie
Sundance Trail Expert difficulty 6.0 *** Berthoud
Strawberry / Doe Creek Advanced difficulty 22.0 ***** Winter Park
Stillwater Pass difficulty 110.0 ***** Grand Lake
Standley Lake Beginner difficulty 5.0 *** Westminster
St Vrain River Trail difficulty 23.0 Longmont
St Vrain River Trail difficulty 23.0 Longmont
Spring Brook Loop Beginner difficulty 5.0 *** Eldorado Springs
Spicy Chicken (Trestle Bike Park) difficulty 1 Winter Park
South Table Mountain Beginner difficulty 8.0 *** Golden
South Saint Vrain Advanced difficulty 10.0 **** Ward
Sourdough Trail Intermediate difficulty 12.0 **** Ward
Snow Mountain Ranch -- YMCA of the Rockies Beginner difficulty 20.0 *** Granby
Silverdale Intermediate difficulty 2.0 *** Georgetown
Silver Creek Trail Advanced difficulty 5.0 ** Georgetown
Saxon Mountain Advanced difficulty 12.0 *** Georgetown
Round Mountain Summit Adventure Trail Expert difficulty 9.0 **** Loveland
Rollins Pass Beginner difficulty 15.0 *** Rollinsville
Rogers Pass difficulty 28.0 Winter Park
River Trail (Grand Lake Rec Trails) difficulty 14.0 Grand Lake
Red Rocks / Dakota Ridge Advanced difficulty 6.0 **** Denver
Rattlesnake Gulch Advanced difficulty 4.0 ** Boulder
Rabbit Mountain Loop Intermediate difficulty 5.0 *** Lyons
Ponderosa Loop (Heil Valley Ranch) Intermediate difficulty 3.0 *** Boulder
Pole Hill Intermediate difficulty 6.0 ***** Estes Park
Pinewood Reservoir difficulty 7.0 **** Berthoud
Pierson Park Road difficulty 7.0 Estes Park
Picture Rock Trail (Heil Valley Ranch) Intermediate difficulty 11.0 **** Lyons
Phases difficulty 14 Tabernash
Pavilion Point Loop difficulty 12.0 Georgetown
Pavilion Point / Silverdale / Silver Creek / Empire Pass difficulty 27.0 Georgetown
Paper Boy (Trestle Bike Park) difficulty 1 Winter Park
Northwest Passage / Tipperary / Spruce Creek / Flume Intermediate difficulty 15.0 **** Fraser

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