12,543 Trails in United States

Trail Name Difficulty Length (mi) Rating City
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 (Carvins 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) Beginner difficulty 12.0 **** Aptos
April Mountain (Prospector Area) Intermediate difficulty 1.0 Park City
Appomattox River Trail Beginner difficulty 10.0 **** Petersburg, Va
Appomattox River Regional Park Trail difficulty 1.0 Prince Geroge, Va
Appleton Memorial Park Easiest difficulty 1.9 **** Appleton
Appleton Loop (Brighton Rec Area) Intermediate difficulty 1.6 ***** Brighton
Applesauce mnt. bike trail (Swedetown Recreation Area) difficulty 1.4 Calumet
Applegate Lake Intermediate difficulty 0.0 **** Jacksonville
Applecross difficulty 35 Orderville
Apple Tree Canyon #5601 difficulty 5.0 Cloudcroft
Apoxee Park Easiest difficulty 17.0 ***** West Palm Beach
Apex Park Advanced difficulty 8 **** Golden
Apex (Park City Mountain Resort (PCMR)) Intermediate difficulty 2.0 ***** Park City
Ape Canyon#234, Abraham#216d, Smith Creek#225 Trails Advanced difficulty 24.0 ***** Cougar
Ape Canyon Trail #234 (Ape Canyon#234, Abraham#216d, Smith Creek#225 Trails) difficulty 4.69 Cougar
Apache Vista Trail difficulty 3.0 Eagar
Apache Trail difficulty 12.0 North Phoenix
Anza-Cuyamaca North Side Singletrack (Cuyamaca Rancho State Park) Intermediate difficulty 19.0 *** Cuyamaca
Anvil Trails Beginner difficulty 16.0 *** Eagle River

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