12,434 Trails in United States

Trail Name Difficulty Length (mi) Rating City
American River Trail Beginner difficulty 32.0 *** Sacramento
American River Confluence Trails Intermediate difficulty 7.0 **** Auburn
American Legion Park Easiest difficulty 0.0 ** Pinedale
American Lakes Trail difficulty 3.0 Gould
Amendaris Sidewinder difficulty 6 Truth or Consequences
Amelia Earhart Park Intermediate difficulty 7.0 **** Miami
Ambush (The Canyons Area) Intermediate difficulty 1.4 Park City
Ambulance Climb (Quarry Ridge Park) difficulty 0.1 Fitchburg
Ambrose (South Hills Trail System) difficulty 2.0 Helena
Amazon Headwaters Park difficulty 5 Eugene
Amasa Back Trail (Amasa Back Area) Advanced difficulty 11.0 ***** Moab
Amasa Back Area Advanced difficulty 20 ***** Moab
Alyeska Downhill Advanced difficulty 10.0 **** Girdwood
Alviso Marina County Park Beginner difficulty 0.0 *** Alviso
Alva Scrub Preserve Beginner difficulty 4.8 ** Alva
Alum Rock County Park Beginner difficulty 5 ***
Alum Creek Phase II Intermediate difficulty 6.0 **** Lewis Center
Alum Creek Phase I Intermediate difficulty 6.0 **** Lewis Center
Alum Creek Beginner Trail Intermediate difficulty 2.0 **** Lewis Center
Alternate Incline (Blanchard State Forest) difficulty 1.33 Bellingham
Altar rock difficulty 10.0 Nantucket
Altamont Summit difficulty 1.0 Livermore
Alta Trail Beginner difficulty 1.0 **** Telluride
Alt Explorer / 377a (Bent Creek) difficulty 0.1 Asheville
Alsea Falls Recreation Site Intermediate difficulty 12.0 ***** Corvallis
Alpine-Ridge Connector difficulty 0.7 Alpine
Alpine Valley Intermediate difficulty 5.0 ***** East Troy
Alpine Trail (Orange) (South Mountain Wildands Preserve Trail System) Intermediate difficulty 2.0 ***** Emmaus
Alpine Trail #7 Advanced difficulty 55.0 ***** Bigfork
Alpine Trail Intermediate difficulty 20.0 ***** Oakridge
Alpine Pedal Path Beginner difficulty 2.0 ***** Big Bear City
Alpine Loop Intermediate difficulty 58.0 *** Silverton
Alpine Lake (The Canyons Area) difficulty 0.6 Park City
Alpine Baldy difficulty 2.0 Scenic
Alpine (Mt. Spokane) difficulty 0.1 Spokane
Alpha Trail Intermediate difficulty 7.0 **** Franklin
Alpha (Griffin Bike Park) Beginner difficulty 1.0 ***** Terre Haute
Almost Home Loop (Lake Noquebay) difficulty 0.5 Porterfield
Almond Butter (Ute Valley Park) Advanced difficulty 0.5 ***** Colorado Springs
Almaden Quicksilver County Park Advanced difficulty 10.0 *** San Jose
Almaden Lake Trail difficulty 8.0 San Jose
Alma Mountain Bike Trail Beginner difficulty 3.0 *** Alma
Allsopp Park Intermediate difficulty 8.0 *** Little Rock
Alligator Loop Beginner difficulty 0.5 **** Mandeville, Louisina
Alligator Jumps (Alligator Loop) Intermediate difficulty 0.2 Mandeville, Louisiana
Alligator Alley Intermediate difficulty 2.0 *** Gainesville
Alley Oop (Echo Ridge / Trail #1290-1291) difficulty 1.9 Chelan
Allen Whitney forest difficulty 10.0 Manchester
Allen Parkway difficulty 5 Houston
Allen Mountain Trail #269 difficulty 3.3 Ashford

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.