| name | city | trails | total descent | highest trail | ||||
|---|---|---|---|---|---|---|---|---|
| #2 Canyon | Wenatchee | 8 | 1 | 6 | -5,823 ft | 4,251 ft | ||
| 18 Road | Fruita | 30 | 3 | 14 | 4 | 1 | -9,241 ft | 1 miles |
| 23rd Street Bike Park | Pittsburg | 1 | 1 | |||||
| 25 Mile Creek/Pots Peak | Chelan | |||||||
| 360 Trails | Gig Harbor | 13 | 5 | 7 | 1 | -711 ft | 323 ft | |
| 410 / Mount Rainier North | Greenwater | 26 | 3 | 11 | 5 | -3,558 ft | 5,054 ft | |
| 44 Trails | Mt. Hood | 25 | 2 | 16 | 2 | -23,980 ft | 1 miles | |
| 44N/Lower Leadbetter | Camas | 11 | 11 | -670 ft | 467 ft | |||
| 5 Points | Trenton | 31 | 14 | 12 | 3 | -5,737 ft | 2,252 ft | |
| 7 Springs Recreation Area | Cave Creek | 8 | 1 | 2 | 4 | -12,701 ft | 4,557 ft | |
| 7N Ranch | Ririe | 2 | 2 | -598 ft | 1 miles | |||
| 7th Cavalry Trail System | Sturgis | 58 | 5 | 46 | 4 | |||
| 9 / 20 | Albany | 7 | 6 | 1 | -1,748 ft | 579 ft | ||
| 951 Trails | Murrieta | 9 | 1 | 5 | 1 | -1,970 ft | 1,399 ft | |
| A Mountain | Las Cruces | |||||||
| A.W. Marion State Park | Circleville | 7 | 4 | 3 | -1,734 ft | 907 ft | ||
| Abajo Mountains | Monticello | 9 | 1 | 4 | 3 | -9,647 ft | 2 miles | |
| Abercrombie Mountain | Metaline Falls | 5 | 5 | -380 ft | 1 miles | |||
| Abiquiu Lake Vista Trails | Abiquiu | |||||||
| Absegami Trails | Galloway | 2 | 2 | -189 ft | 96 ft | |||
| Acadia National Park | Mount Desert Island | 22 | 23 | -4,852 ft | 790 ft | |||
| Acadiana Park | Lafayette | 9 | 8 | -163 ft | 45 ft | |||
| ACOM | Dothan | 1 | 1 | -128 ft | 291 ft | |||
| Acorn Recreation Area | Valley Springs | 15 | 1 | 9 | 5 | -1,346 ft | 957 ft | |
| Acton Recreation Area | Billings | 4 | 2 | 2 | -1,581 ft | 3,956 ft | ||
| Adam's Gulch | Ketchum | 1 | 1 | |||||
| Adams Camp | Stowe | 14 | 2 | 3 | -5,217 ft | 1,740 ft | ||
| Addison Oaks County Park | Leonard | 1 | 1 | -782 ft | 1,087 ft | |||
| Adventist Academy | Bismarck | 1 | 1 | -2,077 ft | 1,914 ft | |||
| Ahern State Park | Laconia | 22 | 2 | 20 | -1,311 ft | 761 ft | ||
| Air Capital Memorial Park | Wichita | 4 | 2 | 2 | -110 ft | 1,316 ft | ||
| Air Force Academy | Colorado Springs | 2 | 1 | -1,882 ft | 1 miles | |||
| Al Quaal Recreation Area | Ishpeming | 3 | 1 | 1 | -1,634 ft | 1,602 ft | ||
| Al Sabo Land Preserve | Kalamazoo | 4 | 4 | -310 ft | 942 ft | |||
| Alafia River State Park | Lithia | 35 | 6 | 11 | 11 | 3 | -2,095 ft | 158 ft |
| Alameda Park | Butler | 10 | 3 | 7 | -861 ft | 1,253 ft | ||
| Albany Pine Bush Preserve | Albany | 1 | 1 | -420 ft | 395 ft | |||
| Alder Creek | Corvallis | 4 | 2 | 2 | -1,383 ft | 2,134 ft | ||
| Alderfer Three Sisters Park | Evergreen | 33 | 6 | 15 | 4 | 1 | -4,591 ft | 2 miles |
| Alexander Trails | Las Vegas | 7 | 2 | 2 | 3 | -2,785 ft | 4,000 ft | |
| Alfred B. Maclay Gardens State Park | Tallahassee | 12 | 6 | 6 | -1,162 ft | 243 ft | ||
| Alien Run | Aztec | |||||||
| Aliso and Wood Canyons Wilderness Park | Aliso Viejo | 56 | 8 | 11 | 17 | 8 | -21,497 ft | 993 ft |
| Allaire State Park | Howell | 24 | 16 | 2 | 1 | -1,739 ft | 178 ft | |
| Allamuchy Mountain State Park | Hackettstown | 32 | 9 | 20 | 3 | -7,218 ft | 1,271 ft | |
| Allatoona Creek | Acworth | 24 | 8 | 7 | 8 | -4,871 ft | 1,009 ft | |
| Allegan State Game Area | Allegan | 19 | 1 | 15 | -3,254 ft | 763 ft | ||
| Allegany State Park | Ellicottville | 14 | 5 | 4 | 1 | -4,884 ft | 2,414 ft | |
| Allegheny National Forest | Marienville | |||||||
| Allen-Wittney Memorial Forest | Augusta | |||||||
| Allsopp Park | Little Rock | 12 | 2 | 7 | ||||
| Almaden Quicksilver County Park | San Jose | 6 | -2,530 ft | 1,651 ft | ||||
| Alpha Trail | Franklin | 2 | 2 | |||||
| Alpine Meadows | Tahoe City | 8 | 3 | 1 | -701 ft | 2 miles | ||
| Alpine Trails | Oakridge | 18 | 1 | 9 | -16,482 ft | 4,773 ft | ||
| Alpine Valley | Elkhorn | 1 | 1 | |||||
| Alpine Valley Resort | Elkhorn | 1 | ||||||
| Alsea Falls | Monroe | 14 | 4 | 3 | -3,760 ft | 2,486 ft | ||
| Alum Creek State Park | Columbus | 9 | 4 | 1 | 2 | -1,618 ft | 932 ft | |
| Alum Rock Park | San Jose | 9 | 4 | 4 | -492 ft | 2,062 ft | ||
| Alvin Meadow | Idyllwild | 2 | 2 | -1,123 ft | 1 miles | |||
| Alyeska Bike Park | Girdwood | 37 | 6 | 18 | 12 | 1 | -9,016 ft | 2,754 ft |
| Amasa Back | Moab | 19 | 1 | 1 | 10 | 3 | -5,223 ft | 5,065 ft |
| Amelia Earhart Park | Hialeah | 17 | 5 | 9 | 3 | -804 ft | 22 ft | |
| American Fork Canyon | Sundance | 55 | 15 | 20 | 12 | -30,633 ft | 2 miles | |
| American Legion Memorial Park | Grand Rapids | 2 | 1 | 1 | ||||
| Ames Nowell State Park | Abington | |||||||
| Amesbury Town Forest | Amesbury | 10 | 8 | 2 | ||||
| Amole Canyon Area | ||||||||
| Anacortes Community Forest Lands | Anacortes | 57 | 3 | 47 | 5 | -8,266 ft | 1,038 ft | |
| Ancient Lakes | Quincy | 14 | 7 | 5 | 1 | 1 | -1,826 ft | 1,398 ft |
| Anderson | Alpine | 18 | 5 | 6 | 4 | -7,655 ft | 2,826 ft | |
| Anderson Park | Lansing | 10 | 6 | 2 | 1 | -560 ft | 874 ft | |
| Andes Tower Hills | Alexandria | 2 | 2 | |||||
| Andrews University Trails | Berrien Springs | 24 | 17 | 4 | -1,188 ft | 720 ft | ||
| Androscoggin Riverlands State Park | Turner | 9 | 5 | 4 | -1,264 ft | 580 ft | ||
| Angel Fire Bike Park | Angel Fire | 55 | 6 | 22 | 17 | 8 | -19,108 ft | 2 miles |
| Angeles National Forest | Altadena | 16 | 1 | 13 | 1 | -16,031 ft | 1 miles | |
| Angler's Park | Danville | 41 | 5 | 25 | 2 | -4,508 ft | 582 ft | |
| Angora | South Lake Tahoe | 6 | 1 | 1 | 2 | |||
| Animas City Mountain | Durango | 16 | 6 | 9 | -4,079 ft | 2 miles | ||
| Annadel State Park | Santa Rosa | 34 | 3 | 13 | 10 | -11,743 ft | 1,542 ft | |
| Anne Springs Close Greenway | Fort Mill | 4 | 4 | -1,809 ft | 685 ft | |||
| Antelope Island | Syracuse | 13 | 6 | 5 | 1 | -3,200 ft | 4,955 ft | |
| Anthem Hills | Henderson | 23 | 4 | 13 | 1 | 1 | -5,240 ft | 3,528 ft |
| Anthills MTB | Houston | 1 | 1 | -556 ft | 90 ft | |||
| Anthony Chabot Regional | Castro Valley | 27 | 10 | 10 | -7,273 ft | 1,195 ft | ||
| Antoine Peak Conservation Area | Spokane Valley | 1 | 1 | |||||
| Anvil National Recreation Area | Eagle River | 8 | 5 | 2 | 1 | -1,759 ft | 1,813 ft | |
| Anza-Borrego Desert State Park | Borrego Springs | 10 | 1 | 8 | 1 | -4,301 ft | 4,751 ft | |
| Apex Park | Golden | 13 | 3 | 5 | 5 | -2,293 ft | 1 miles | |
| Applegate Lake | Jacksonville | 16 | 11 | 4 | -20,292 ft | 4,967 ft | ||
| Aqua-Terra Wilderness Area | Binghamton | 16 | 7 | 5 | 1 | -2,051 ft | 1,830 ft | |
| Aqueduct Trails | Woodstock | 16 | 5 | 8 | 2 | -2,434 ft | 1,467 ft | |
| Arastradero Preserve | Palo Alto | 20 | 16 | -1,425 ft | 787 ft | |||
| Arbor Hills Nature Preserve | Plano | 7 | 1 | -452 ft | 653 ft | |||
| Arcadia | Arcadia | |||||||
| Arcadia Dunes | Arcadia | 3 | 3 | -2,356 ft | 1,095 ft | |||
| Arcadia Management Area | Charlestown | 2 | 1 | 1 | -221 ft | 386 ft | ||
| Arcana | Jericho | 1 | 1 | -199 ft | 703 ft |
Displaying 1 - 100 of 3204
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