April Half Marathons in the West
Snoqualmie, WA
Mt. Si Relay & Trail Runs
Apr 21, 2024
Sausalito, CA
Rodeo Beach Rumble
Apr 13, 2024
Wenatchee, WA
Wenatchee Marathon
Apr 20, 2024
Visalia, CA
Visalia Half Marathon
Apr 21, 2024
Sacramento, CA
American River Parkway Half Marathon
Apr 27, 2024
Eugene, OR
Eugene Marathon
Apr 28, 2024
Apr 27, 2024
Washington, UT
Southern Utah Half Marathon
Apr 19, 2025
Tiburon, CA
Romancing the Island Half Marathon
Apr 20, 2024
Saint George, UT
Southern Utah Half Marathon
Apr 19, 2025
Agoura Hills, CA
Great Race
Apr 13, 2024
Honolulu, HI
Hapalua Hawaii's Half Marathon
Apr 13, 2025
Fountain Valley, CA
Mile Square Madness 5K, 10K, & Half Marathon
Apr 14, 2024
Denver, CO
Three Creeks Half Marathon
Apr 7, 2024
Santa Rosa, CA
Annadel Half Marathon
Apr 7, 2024
Colorado Springs, CO
Time Travel Half Marathon
Apr 21, 2024
San Jose, CA
Sierra Azul Trail Challenge
Apr 20, 2024
Santa Teresa King Richard Annual Trail Run
Apr 5, 2025
Salt Lake City, UT
Salt Lake City Marathon
Apr 20, 2024
Bakersfield, CA
Bakersfield Marathon
Apr 7, 2024
Issaquah, WA
Squak Mountain Trail Run
Apr 20, 2024
Ellensburg, WA
Yakima River Canyon Marathon
Apr 6, 2024
Vancouver, WA
Spring Classic Duathlon & Half Marathon
Apr 21, 2024
Seattle, WA
Magnuson Series - Earth Day Run
Apr 20, 2024
Mill Valley, CA
Golden Gate Headlands Marathon
Apr 6, 2024
Mt. Tam Wild Boar Half Marathon
Apr 27, 2024
Santa Monica, CA
Beach Blast Half Marathon
Apr 7, 2024
Pacific Paradise Sprint 5K, 10K, and Half Marathon
Apr 13, 2024
Running into Neverland Fairy Run
Apr 21, 2024
Henderson, NV
Deja Vu
Apr 12, 2025
Walnut Creek, CA
Diablo Trails Challenge
Apr 6, 2024
Los Gatos, CA
Om Run
Apr 28, 2024
Tacoma, WA
Tacoma City Marathon
Apr 28, 2024
Coeur d'Alene, ID
Spring Dash
Apr 27, 2024
Los Angeles, CA
Finish the Run - Griffith Park
Apr 6, 2024
Wailuku, HI
Maui Marathon
Apr 21, 2024
Woodside, CA
Woodside Crossover
Apr 13, 2024
Twin Falls, ID
Falls2Falls Run
Apr 27, 2024
Silverado, CA
Billy Goat Half Marathon Climb
Apr 6, 2024
Castle Rock, CO
Rock Hawk Trail Races
Apr 27, 2024
Loveland, CO
NOCO Half Marathon & 10K
Apr 27, 2024
Banks, OR
ORRC Vernonia Marathon
Apr 14, 2024
Spokane, WA
The Split Half Marathon
Apr 14, 2024
Penn Valley, CA
Daffodil Run
Apr 7, 2024
Boise, ID
Race to Robie Creek
Apr 20, 2024
Winthrop, WA
Sunflower Trail Marathon
Apr 27, 2024
Las Vegas, NV
Purple Run
Apr 13, 2024
REVEL Mt Charleston
Apr 5, 2025
Corvallis, OR
Corvallis Half Marathon
Apr 6, 2024
Livermore, CA
Badger Cove Half Marathon
Apr 20, 2024
Santa Cruz, CA
Surfer's Path Half Marathon
Apr 14, 2024
Port Angeles, WA
OAT Run
Apr 13, 2024
Littleton, CO
Platte River Half Marathon
Apr 14, 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
San Diego, CA
San Diego Beach & Bay Half Marathon
Apr 12, 2025
Long Beach, CA
Running off the Crazy Full Moon Run
Apr 20, 2024
Spring Dash Half Marathon
Apr 21, 2024
Super Hero Dash
Apr 28, 2024
Oak Harbor, WA
Whidbey Island Marathon
Apr 21, 2024
Arvada, CO
Spring Fling Prairie Dog Half
Apr 13, 2025
Boulder, CO
Boulder Rez Half
Apr 13, 2024
Rocklin, CA
Run Rocklin
Apr 14, 2024
Everett, WA
Pirate 5K, 10K, & Half Marathon
Apr 6, 2024
Viking 1M, 5K, 10K, 15K, & Half Marathon
Apr 20, 2024
Castro Valley, CA
SPASM Lake Chabot
Apr 13, 2024
Lincoln City, OR
Lincoln City Half Marathon
Apr 13, 2024
Healdsburg, CA
Lake Sonoma 50
Apr 12, 2024
Apr 13, 2024
Shasta Lake, CA
Nail the Rail Half Marathon, 10K & 5K
Apr 27, 2024
Hemet, CA
Bedrock Valley Trail Runs
Apr 6, 2024
Mariposa, CA
G-Bar Ultra and Trail Run
Apr 20, 2024
Coloma, CA
California Gold Rush Trail Run
Apr 12, 2025
Sebastopol, CA
IPA10K, Brewfest & Beer Mile
Apr 20, 2024
Fort Collins, CO
Horsetooth Half Marathon
Apr 13, 2025
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
Severance, CO
Great Western Trail Race
Apr 20, 2024
Sat | Sun | Mon | Tue | Wed | Thu | Fri | Multiple |
1. Antelope Island Duathlon and Half Marathon
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Past DateApr 5, 2024Friday
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olympic, sprint duathlon | 13.1M run
Virtual OptionMore Information
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Syracuse, UT
Davis County, UT
2. REVEL Mt Charleston
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Apr 5, 2025Saturday
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26.2M, 13.1M run
More Information
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Boston Marathon Qualifier
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Las Vegas, NV
Clark County, NV
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. 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
5. 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
6. Corvallis Half Marathon
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Past DateApr 6, 2024Saturday
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13.1M, 5K, 1K run
More Information
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Corvallis, OR
Benton County, OR
7. 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
8. Escape from Prison Hill Trail Races
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Past DateApr 6, 2024Saturday
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13.1M, 10K, 5K trail run
More Information
- Carson City, NV
9. Finish the Run - Griffith Park
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Past DateApr 6, 2024Saturday
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13.1M, 10K, 5K run | kids run
More Information
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Los Angeles, CA
Los Angeles County, CA
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. Pirate 5K, 10K, & Half Marathon
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Past DateApr 6, 2024Saturday
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13.1M, 10K, 5K run
More Information
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Everett, WA
Snohomish County, WA
13. Pirate 5K, 10K, and Half Marathon
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Past DateApr 6, 2024Saturday
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13.1M, 10K, 5K run
More Information
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Yakima, WA
Yakima County, WA
14. 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
15. Winter Race Circuit
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Past DateApr 6, 2024Saturday
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13.1M run
More Information
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Ogden, UT
Weber County, UT
16. Yakima River Canyon Marathon
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Past DateApr 6, 2024Saturday
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26.2M, 13.1M run
More Information
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Boston Marathon Qualifier
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Ellensburg, WA
Kittitas County, WA
17. 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
18. Bakersfield Marathon
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Past DateApr 7, 2024Sunday
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26.2M, 13.1M, 10K, 6K run
More Information
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Boston Marathon Qualifier
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Bakersfield, CA
Kern County, CA
19. Beach Blast Half Marathon
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Past DateApr 7, 2024Sunday
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13.1M, 15K, 10K, 5K run
More Information
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Santa Monica, CA
Los Angeles County, CA
20. Daffodil Run
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Past DateApr 7, 2024Sunday
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13.1M, 10K, 5K run | kids run
More Information
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Penn Valley, CA
Nevada 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.