12,459 Trails in United States

Trail Name Difficulty Length (mi) Rating City
Arizona Trail: Passage 40 Kaibab Trail / Fredonia (Arizona Trail) Intermediate difficulty 19 **** Jacob Lake
Arizona Trail: Passage 40 Kaibab Plateau Central (Arizona Trail) difficulty 16.7 Jacob Lake
Arizona Trail: Passage 39 Grand Canyon North Rim (Arizona Trail: South of Grand Canyon NP) Beginner difficulty 12.9 *** Jacob Lake
Arizona Trail: Passage 32 Mount Elden Intermediate difficulty 13.7 **** Flagstaff
Arizona Trail: Marshall Lake to Fisher Point (Arizona Trail) Intermediate difficulty 5.0 **** Flagstaff
Arizona Trail: Hart Prairie to Snowbowl (Arizona Trail) Intermediate difficulty 12.0 ***** Flagstaff
Arizona Trail: Gooseberry Springs to Blueridge (Arizona Trail) Intermediate difficulty 30.0 *** Flagstaff
Arizona Trail: Flagstaff (Arizona Trail) Advanced difficulty 30.0 ***** Flagstaff
Arizona Trail: Cienega Corridor (Arizona Trail) Intermediate difficulty 26.0 **** Tucson
Arizona Trail: ATV / Tucson (Arizona Trail) Advanced difficulty 10 **** Tucson
Arizona Trail Passage #34 San Francisco Peaks (Arizona Trail) Intermediate difficulty 35.0 ***** Flagstaff
Arizona Trail Passage #31 Walnut Canyon (Arizona Trail) Beginner difficulty 18.0 ***** Flagstaff
Arizona Trail - Three Bridges to Lakes (Arizona Trail) Intermediate difficulty 13.0 **** Tucson
Arizona Trail Intermediate difficulty 800.0 **** Page
Arizona Cypress (Upper Dry Creek Area Trails) Intermediate difficulty 1.0 *** Sedona
Argyl/Ferry Farm Intermediate difficulty 10.0 **** Fredericksburg
Argentine Trail Advanced difficulty 7.0 *** Breckenridge
Argentine Pass Intermediate difficulty 21.0 *** Silver Plume
Argentine North Fork Trail (Arapahoe Basin (A Basin)) difficulty 1.8 Dillon
Arenas Valley difficulty 11.0 Santa Clara
Area J- Ft. Bragg Easiest difficulty 9.0 * Fort Bragg
Area 51 Mountain Bike Trail difficulty 8 Hernando, Mississippi
Area 36 (Theodore Wirth Park) Intermediate difficulty 3.0 **** Minneapolis
Area 178 Intermediate difficulty 10.0 *** Chippewa Falls
Arden Heights Woods difficulty 3.0 Staten Island
Arctic Valley Road / Ski Bowl Road Easiest difficulty 7.0 Anchorage
Archie's Loop Intermediate difficulty 3.0 **** Sundance Resort
Arches NP Main Road Beginner difficulty 35.0 *** Moab
Archery Range Trail (South Hills Trail System) Intermediate difficulty 1.0 **** Helena
Archers Fork Loop Trail Intermediate difficulty 9.0 **** New Matamoros - Wayne National Forest
Arch Rock Bicycle Trail (Mackinac Island) difficulty 0.6 Mackinac City
Arcata Community Forest Intermediate difficulty 15.0 **** Arcata
Arcana Intermediate difficulty 3.0 ** Jericho
Arcadia Up-n-over Advanced difficulty 21.0 ***** Roanoke
Arcadia Trail #328 difficulty 5.0 Safford
Arcadia State Park Intermediate difficulty 25.0 **** East Greenwich
Arcadia Laketrails Intermediate difficulty 7.0 *** Edmond
Arcadia Dunes Intermediate difficulty 12.0 ***** Arcadia
Arbutus Woods difficulty 1.0 ** Staten Island
Arbutus Loop (Chilhowee trail system) Beginner difficulty 2.0 *** Ocoee
Arbor Hills Intermediate difficulty 2.0 **** Plano
Arastradero Preserve Beginner difficulty 8.0 *** Palo Alto
Arapahoe Basin (A Basin) difficulty 8 Dillon
Arapaho Ridge Advanced difficulty 10.0 **** Kremmling
Araminta (Carvin’s Cove Trail system) difficulty 1.0 Roanoke
Arabia Mountain Trail Easiest difficulty 11.0 *** Lithonia
Aqueduct Trail Intermediate difficulty 6.0 **** Keystone
Aqueduct (Wasatch Mountain State Park) difficulty 0.6 Heber City
Aqua Fria West Side difficulty 20.0 Avondale
Aptos Fire Road (Forest Of Nisene Marks and Soquel Demonstration Forest) Easiest difficulty 12.0 **** Aptos

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