April Trail Runs in the West
Snoqualmie, WA
Mt. Si Relay & Trail Runs
Apr 21, 2024
Sausalito, CA
Rodeo Beach Rumble
Apr 13, 2024
Portland, OR
Portland Trail Series - Spring
Apr 10, 2024
Apr 24, 2024
May 8, 2024
May 22, 2024
1 more
Tiburon, CA
Romancing the Island Half Marathon
Apr 20, 2024
Santa Rosa, CA
Annadel Half Marathon
Apr 7, 2024
Colorado Springs, CO
Nielson Two Mile Challenge
Mar 1, 2025
Apr 6, 2024
May 4, 2024
Jun 1, 2024
8 more
Rattler Trail Race
Apr 13, 2024
Cheyenne Mountain Trail Race
Apr 27, 2024
San Jose, CA
Sierra Azul Trail Challenge
Apr 20, 2024
Santa Teresa King Richard Annual Trail Run
Apr 5, 2025
Vacaville, CA
Loop The Lagoon
Apr 20, 2024
Malibu, CA
Point Mugu Trail Run
Apr 13, 2024
Issaquah, WA
Squak Mountain Trail Run
Apr 20, 2024
Ellensburg, WA
Yakima Skyline Rim 50K
Apr 20, 2024
Yakima Skyline Rim 25K
Apr 21, 2024
Run Like the Wind Running Festival
Apr 28, 2024
Seattle, WA
Cottontail 6 &12 Hour
Apr 13, 2024
Mill Valley, CA
Golden Gate Headlands Marathon
Apr 6, 2024
Mt. Tam Wild Boar Half Marathon
Apr 27, 2024
Walnut Creek, CA
Diablo Trails Challenge
Apr 6, 2024
Folsom, CA
American River 50 Mile Endurance Run
Apr 6, 2024
Brown's Ravine Half and Full Marathon
Apr 27, 2024
Moab, UT
Run Up For Air Moab
Apr 6, 2024
Thelma and Louise Marathon
Apr 27, 2024
Amasa Trail Race
Apr 12, 2025
Los Angeles, CA
Ahmanson Trails 6K & 12K
Apr 27, 2024
Lake Hughes, CA
Leona Divide
Apr 20, 2024
Woodside, CA
Woodside Crossover
Apr 13, 2024
Silverado, CA
Billy Goat Half Marathon Climb
Apr 6, 2024
Into the Wild Black Star Canyon 9.2K
Apr 20, 2024
Castle Rock, CO
Rock Hawk Trail Races
Apr 27, 2024
Loveland, CO
Run the Ranch
Apr 5, 2024
Apr 6, 2024
Gresham, OR
Oxbow Trail Runs
Apr 28, 2024
Spokane, WA
Spokane River Run
Apr 21, 2024
Winthrop, WA
Sunflower Trail Marathon
Apr 27, 2024
San Francisco, CA
Coastal Trail Challenge 10K
Apr 28, 2024
Presidio YMCA Trail Run
Apr 28, 2024
Livermore, CA
Badger Cove Half Marathon
Apr 20, 2024
Port Angeles, WA
OAT Run
Apr 13, 2024
Vernal, UT
McCoy Flats Trail Events
Apr 20, 2024
Palm Springs, CA
Beyond Limits Ultra
Apr 3, 2024
Calistoga, CA
Napa Valley Endurance Run
Apr 14, 2024
Carson City, NV
Escape from Prison Hill Trail Races
Apr 6, 2024
Carson Canyons Half Marathon
Apr 20, 2024
Helena, MT
Mount Helena Run for Justice 9K
Apr 20, 2024
Kennewick, WA
BSA Badger Mountain Adventure Race
Apr 13, 2024
Castro Valley, CA
SPASM Lake Chabot
Apr 13, 2024
Camarillo, CA
Aut2Run for Autism
Apr 28, 2024
Colton, CA
Bare Burro Nude 5K
Apr 28, 2024
Sisters, OR
Peterson Ridge Rumble
Apr 13, 2025
Canon City, CO
Royal Gorge Groove
Apr 20, 2024
Laguna Beach, CA
Rock It in El Moro Canyon 6K and 10 Miler
Apr 28, 2024
Reedley, CA
Silver Moon Race: Reedley
Apr 20, 2024
Escondido, CA
Run for Science 5K
Apr 27, 2024
Sandy, UT
Not On OUR Watch Trail Race
Apr 12, 2025
Hemet, CA
Bedrock Valley Trail Runs
Apr 6, 2024
Cascade Locks, OR
Gorge Waterfalls
Apr 13, 2025
Apr 12, 2025
Apr 11, 2025
Waialua, HI
Kealia Quad Crusher
Apr 27, 2024
San Carlos, CA
No Foolin' Foot Race
Apr 6, 2024
Coloma, CA
California Gold Rush Trail Run
Apr 12, 2025
Marcola, OR
Shotgun Trail Blast
Apr 6, 2024
Ramona, CA
Ramona 5K Trail Run
Apr 20, 2024
Quincy, WA
Ancient Lakes Trail Run
Apr 6, 2024
Apr 7, 2024
Caveman Roar n' Pour 5K Trail Run
Apr 20, 2024
Foresthill, CA
Canyons Endurance Runs
Apr 26, 2024
Apr 27, 2024
Olga, WA
Orcas Island 25K
Apr 6, 2024
Julian, CA
Oriflamme 50K
Apr 12, 2025
Camptonville, CA
Hotshot Half
Apr 20, 2024
Apple Valley, UT
Zion Ultras
Apr 13, 2024
Apr 14, 2024
Erda, UT
Serengeti Trail Races
Apr 13, 2024
Ocotillo, CA
Fools Dirty Half Trail Run
Apr 6, 2024
La Honda, CA
Horseshoe Lake
Apr 21, 2024
Orcas Island, WA
Orcas Island Trail Runs
Apr 27, 2024
Apr 28, 2024
Cardwell, MT
Expedition 12K Trail Race
Apr 21, 2024
Pilot Hill, CA
Placer Trail Running Festival
Apr 12, 2025
Sat | Sun | Mon | Tue | Wed | Thu | Fri | Multiple |
1. Beyond Limits Ultra
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Past DateApr 3, 2024Wednesday
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72H, 48H, 200M, 24H, 100M, 50M, 50K trail run
More Information
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Palm Springs, CA
Riverside County, CA
2. Run the Ranch
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Past DateApr 5, 2024Friday
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10K, 5K trail run
More Information
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Loveland, CO
Larimer County, CO
3. Santa Teresa King Richard Annual Trail Run
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Apr 5, 2025Saturday
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13.1M, 10M, 10K, 5K trail run
More Information
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San Jose, CA
Santa Clara County, CA
4. American River 50 Mile Endurance Run
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Past DateApr 6, 2024Saturday
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50M, 25M trail run
More Information
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Folsom, CA
Sacramento County, CA
5. Ancient Lakes Trail Run
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Past DateApr 6, 2024Saturday
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50M, 50K, 25K, 10K trail run
More Information
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Quincy, WA
Grant County, WA
6. Bedrock Valley Trail Runs
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Past DateApr 6, 2024Saturday
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26.2M, 13.1M, 15K, 5K trail run | kids run
More Information
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Hemet, CA
Riverside County, CA
7. Billy Goat Half Marathon Climb
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Past DateApr 6, 2024Saturday
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13.1M, 10K trail run
More Information
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Silverado, CA
Orange County, CA
8. Diablo Trails Challenge
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Past DateApr 6, 2024Saturday
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50K, 13.1M, 10K, 5K trail run
More Information
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Walnut Creek, CA
Contra Costa County, CA
9. Escape from Prison Hill Trail Races
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Past DateApr 6, 2024Saturday
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13.1M, 10K, 5K trail run
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- Carson City, NV
10. Fools Dirty Half Trail Run
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Past DateApr 6, 2024Saturday
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13.1M trail run
More Information
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Ocotillo, CA
Imperial County, CA
11. Golden Gate Headlands Marathon
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Past DateApr 6, 2024Saturday
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26.2M, 13.1M, 10K trail run
More Information
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Mill Valley, CA
Marin County, CA
12. Nielson Two Mile Challenge
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Past DateApr 6, 2024Saturday
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2M trail run
More Information
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Colorado Springs, CO
El Paso County, CO
13. No Foolin' Foot Race
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Past DateApr 6, 2024Saturday
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10K, 5K trail run | kids run
More Information
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San Carlos, CA
San Mateo County, CA
14. Orcas Island 25K
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Past DateApr 6, 2024Saturday
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25K trail run
More Information
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Olga, WA
San Juan County, WA
15. Run the Ranch
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Past DateApr 6, 2024Saturday
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12H, 6H, 4H trail run | 12H relay
More Information
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Loveland, CO
Larimer County, CO
16. Run Up For Air Moab
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Past DateApr 6, 2024Saturday
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12H, 6H, 3H trail run
More Information
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Moab, UT
Grand County, UT
17. Ruth McKenzie Preserve Half Marathon
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Past DateApr 6, 2024Saturday
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13.1M, 10K, 5K trail run | kids run
More Information
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Friant, CA
Fresno County, CA
18. Shotgun Trail Blast
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Past DateApr 6, 2024Saturday
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50K, 25K, 10K, 5K trail run
More Information
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Marcola, OR
Lane County, OR
19. Ancient Lakes Trail Run
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Past DateApr 7, 2024Sunday
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50M, 50K, 25K, 10K trail run
More Information
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Quincy, WA
Grant County, WA
20. Annadel Half Marathon
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Past DateApr 7, 2024Sunday
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13.1M, 10K, 5K trail run
More Information
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Santa Rosa, CA
Sonoma County, CA
For the love of all that Is good And moisture wicking...
Though we Try To be accurate And On top Of things... Race details can change When we aren't lookin. And once in a while we simply make a mistake.
ALWAYS visit the race's website for the most complete and accurate race information.
ALWAYS visit the race's website for the most complete and accurate race information.