May Marathons in the West
Long Beach, WA
Pacific Coast Running Festival
May 5, 2024
May 4, 2024
Arcata, CA
Avenue of the Giants Marathon
May 4, 2025
Costa Mesa, CA
OC Marathon Running Festival
May 4, 2025
Berkeley, CA
Grizzly Peak Trail Run
May 11, 2024
Colorado Springs, CO
Valkyrie Trail Race
May 11, 2024
Ram Party
May 18, 2024
May 19, 2024
San Jose, CA
Hacienda Hills Run
May 3, 2025
Olympia, WA
Capital City Marathon
May 19, 2024
May 18, 2024
Orem, UT
Timp Trail Marathon
May 18, 2024
Stinson Beach, CA
Muir Woods Marathon
May 11, 2024
Buena Vista, CO
Spirit Trail Run
May 26, 2024
Tacoma, WA
Tacoma City Marathon
May 4, 2025
Coeur d'Alene, ID
Coeur d'Alene Marathon
May 26, 2024
Laramie, WY
Wyoming Marathon Races
May 26, 2024
Bozeman, MT
Frank Newman Marathon
May 25, 2024
Yakima, WA
Jewel of the Valley Marathon
May 11, 2024
Spokane, WA
Windermere Marathon
May 19, 2024
Boise, ID
Boise River Marathon / Half Marathon
May 4, 2024
Famous Idaho Potato Marathon
May 18, 2024
Ventura, CA
Seaside Marathon
May 19, 2024
Pollock Pines, CA
Trail Run at Sly Park
May 11, 2024
Ogden, UT
Ogden Marathon
May 18, 2024
Billings, MT
Queen Bee Montana Marathon
May 19, 2024
Draper, UT
Happy Trails Marathon
May 4, 2024
Whitefish, MT
Whitefish Marathon
May 18, 2024
Bremerton, WA
Bremerton Marathon
May 11, 2024
Dillon, MT
Beaverhead Marathon
May 11, 2024
Crow Agency, MT
Say Their Names Marathon and Marathon Relay
May 5, 2024
Fort Collins, CO
Colorado Marathon
May 5, 2024
Sat | Sun | Mon | Tue | Wed | Thu | Fri | Multiple |
1. Hacienda Hills Run
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May 3, 2025Saturday
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50K, 26.2M, 13.1M, 9M, 10K, 5K trail run
More Information
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San Jose, CA
Santa Clara County, CA
2. Avenue of the Giants Marathon
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May 4, 2025Sunday
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26.2M, 13.1M, 10K run
More Information
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Boston Marathon Qualifier
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Arcata, CA
Humboldt County, CA
3. Boise River Marathon / Half Marathon
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Past DateMay 4, 2024Saturday
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26.2M, 13.1M, 10K, 5K run
Virtual OptionMore Information
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Boise, ID
Ada County, ID
4. Happy Trails Marathon
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Past DateMay 4, 2024Saturday
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26.2M, 13.1M run
More Information
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Draper, UT
Salt Lake County, UT
5. OC Marathon Running Festival
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May 4, 2025Sunday
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26.2M, 13.1M, 5K run
More Information
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Boston Marathon Qualifier
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Costa Mesa, CA
Orange County, CA
6. Pacific Coast Running Festival
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Past DateMay 4, 2024Saturday
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26.2M, 5K run
Virtual OptionMore Information
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Long Beach, WA
Pacific County, WA
7. Tacoma City Marathon
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May 4, 2025Sunday
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26.2M, 13.1M, 5K run
More Information
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Boston Marathon Qualifier
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Tacoma, WA
Pierce County, WA
8. Colorado Marathon
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Past DateMay 5, 2024Sunday
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26.2M, 13.1M, 10K, 5K run | 26.2M relay
More Information
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Boston Marathon Qualifier
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Fort Collins, CO
Larimer County, CO
9. Say Their Names Marathon and Marathon Relay
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Past DateMay 5, 2024Sunday
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26.2M run | 26.2M relay
More Information
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startBusby, MTfinishCrow Agency, MTBig Horn County, MTBig Horn County, MT
10. Beaverhead Marathon
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May 11, 2024Saturday
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26.2M, 13.1M run
More Information
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Dillon, MT
Beaverhead County, MT
11. Bremerton Marathon
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May 11, 2024Saturday
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26.2M, 13.1M run
More Information
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Bremerton, WA
Kitsap County, WA
12. Grizzly Peak Trail Run
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May 11, 2024Saturday
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50K, 26.2M, 30K, 13.1M, 10K trail run | kids run
More Information
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Berkeley, CA
Alameda County, CA
13. Jewel of the Valley Marathon
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May 11, 2024Saturday
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26.2M, 13.1M, 10K, 5K run
More Information
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Yakima, WA
Yakima County, WA
14. Muir Woods Marathon
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May 11, 2024Saturday
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26.2M, 13.1M, 7M trail run
More Information
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Stinson Beach, CA
Marin County, CA
15. Trail Run at Sly Park
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May 11, 2024Saturday
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50K, 26.2M, 18M, 13.1M, 8.5M, 10K, 5K trail run
More Information
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Pollock Pines, CA
El Dorado County, CA
16. Valkyrie Trail Race
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May 11, 2024Saturday
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50K, 26.2M, 30K, 13.1M, 8M, 4M trail run
More Information
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Colorado Springs, CO
El Paso County, CO
17. Liberty Station Half/Full Marathon Relay, Solo Half & 5K Runs
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May 12, 2024Sunday
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13.1M, 5K run | 26.2M, 13.1M relay
More Information
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San Diego, CA
San Diego County, CA
18. Capital City Marathon
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May 18, 2024Saturday
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26.2M, 13.1M, 5M run | kids run
More Information
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Boston Marathon Qualifier
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Olympia, WA
Thurston County, WA
19. Famous Idaho Potato Marathon
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May 18, 2024Saturday
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26.2M, 13.1M, 10K, 5K, 1M run
More Information
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Boston Marathon Qualifier
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Boise, ID
Ada County, ID
20. Ogden Marathon
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May 18, 2024Saturday
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26.2M, 13.1M, 12K, 5K run | 26.2M relay | kids run
More Information
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Boston Marathon Qualifier
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Ogden, UT
Weber County, UT
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.