September Half Marathons in the West
San Rafael, CA
Honey Badger Half
Sep 22, 2024
Redmond, WA
Redmond Harvest Half Marathon
Sep 2, 2024
Fairbanks, AK
Equinox Marathon
Sep 21, 2024
Midway, UT
Wasatch Half Marathon
Sep 28, 2024
Cedar City, UT
Cedar City Half Marathon
Sep 7, 2024
Carnation, WA
Beat the Blerch
Sep 7, 2024
Bellingham, WA
Bellingham Bay Marathon
Sep 22, 2024
Cody, WY
Buffalo Bill Cody Races
Sep 14, 2024
Fountain Valley, CA
Harvest Hustle 5K, 10K, and Half Marathon
Sep 29, 2024
Denver, CO
Sloan's Lake Search Party (SLSP)! Marathon Hourly Loop Race
Sep 7, 2024
Nun Run
Sep 15, 2024
Colorado Springs, CO
Colorado Springs Marathon
Sep 28, 2024
Woodinville, WA
Run or Wine 5K Series - September
Sep 28, 2024
Salt Lake City, UT
REVEL Big Cottonwood
Sep 14, 2024
Beaverton, OR
Beaverton Half Marathon
Sep 14, 2024
Burlington, WA
Skagit Flats Marathon
Sep 8, 2024
Lakewood, WA
Lakewood Half Marathon
Sep 7, 2024
Vancouver, WA
AppleTree Marathon
Sep 8, 2024
Sep 7, 2024
Richland, WA
Summer's End Race
Sep 23, 2023
Seattle, WA
Orca Half Marathon
Sep 14, 2024
Petaluma, CA
Clo Cow Half Marathon
Sep 22, 2024
Santa Monica, CA
Labor Day Half Marathon
Sep 2, 2024
Pirates Plunder Half Marathon
Sep 14, 2024
Beach Dash Half Marathon
Sep 15, 2024
Jurassic Jaunt - Roar to the Finish -5K, 10K, and Half Marathon
Sep 22, 2024
Buena Vista, CO
Autumn Run
Sep 21, 2024
Parker, CO
Labor Day Half Marathon
Sep 2, 2024
Salmon, ID
Salmon Marathon & Half Marathon
Sep 7, 2024
Gunnison, UT
Gut Check
Sep 7, 2024
Brentwood, CA
Delta Harvest Run
Sep 8, 2024
Bozeman, MT
Bozeman Half Marathon & 10K
Sep 8, 2024
Yakima, WA
Luau 5K, 10K, and Half Marathon
Sep 2, 2023
Pirate 1M, 5K, 10K, 15K, & Half Marathon
Sep 7, 2024
Gilroy, CA
Mt. Madonna Challenge
Sep 7, 2024
Casper, WY
T-Bird Trek
Sep 8, 2024
Las Vegas, NV
Devil After Dark
Sep 21, 2024
Ventura, CA
Surfers Point Marathon
Sep 8, 2024
Jackson Hole, WY
Jackson Hole Marathon
Sep 28, 2024
Frisco, CO
Run the Rockies Half Marathon
Sep 21, 2024
South Jordan, UT
Jordan River Half Marathon
Sep 28, 2024
Palo Alto, CA
Moonlight Run & Walk
Sep 29, 2023
Pinedale, WY
Race to Raise
Sep 21, 2024
Long Beach, CA
Beach Day Half Marathon
Sep 1, 2024
Beach Fun Half Marathon
Sep 14, 2024
We the People - Constitution Day Run
Sep 21, 2024
Huntsville, UT
Huntsville Utah Marathon
Sep 21, 2024
Brighton, CO
Adams Half & 5K
Sep 17, 2023
Everett, WA
Luau 5K, 10K, and Half Marathon
Sep 16, 2023
Pirate 1M, 5K, 10K, 15K, & Half Marathon
Sep 7, 2024
Viking 1M, 5K, 10K, 15K, & Half Marathon
Sep 21, 2024
Orting, WA
Mud Mountain Dam Marathon
Sep 21, 2024
Trinidad, CO
The Rad Dirt Fest
Sep 28, 2024
West Jordan, UT
Witch Run
Sep 28, 2024
Quilcene, WA
Quilcene Oyster Races
Sep 15, 2024
Payson, UT
Runtastic Mt. Nebo
Sep 7, 2024
Mapleton, UT
Moonlight Half Marathon
Sep 13, 2024
Koloa, HI
Kauai Marathon
Sep 1, 2024
Anacortes, WA
Anacortes Half Marathon
Sep 21, 2024
Gig Harbor, WA
Race For A Soldier
Sep 8, 2024
Montesano, WA
Lake Sylvia Fall Festival Trail Races
Sep 10, 2023
Kenai, AK
Kenai River Marathon
Sep 29, 2024
Puyallup, WA
Puyallup Valley Half MArathon & 10K
Sep 28, 2024
Sterling, CO
Center of the Nation Series - Day 1
Sep 30, 2024
Buckley, WA
Mud Mountain Dam Marathon
Sep 21, 2024
Coburg, OR
Pacific Northwest Marathon
Sep 21, 2024
Boring, OR
Boring Marathon
Sep 15, 2024
Dillon, MT
Hoofin' it for Hunger
Sep 21, 2024
Beulah, CO
Beulah Challenge
Sep 21, 2024
Columbia Falls, MT
Cedar Creek Marathon
Sep 21, 2024
Priest Lake, ID
Priest Lake Marathon and 50K
Sep 14, 2024
Snoqualmie Pass, WA
Cascade Express Half Marathon
Sep 7, 2024
Fort Collins, CO
Fall Equinox Marathon
Sep 22, 2024
Harrisburg, OR
Pacific Northwest Marathon
Sep 21, 2024
Grand Coulee, WA
Run The Dam
Sep 21, 2024
Harlowton, MT
AIDSPIRIT USA Marathon
Sep 1, 2024
Sat | Sun | Mon | Tue | Wed | Thu | Fri | Multiple |
Featured Listing
1. Fall Equinox Marathon
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Sep 22, 2024Sunday
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26.2M, 13.1M, 5M run
Virtual OptionMore Information
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Boston Marathon Qualifier
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Fort Collins, CO
Larimer County, CO
1. AIDSPIRIT USA Marathon
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Sep 1, 2024Sunday
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26.2M, 13.1M, 10K, 5K run
More Information
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Harlowton, MT
Wheatland County, MT
2. Beach Day Half Marathon
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Sep 1, 2024Sunday
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13.1M, 15K, 10K, 5K run
More Information
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Long Beach, CA
Los Angeles County, CA
3. Kauai Marathon
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Sep 1, 2024Sunday
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26.2M, 13.1M run
More Information
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Koloa, HI
Kauai County, HI
4. Labor Day Half Marathon
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Sep 2, 2024Monday
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13.1M, 10K, 5K run
More Information
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Parker, CO
Douglas County, CO
5. Labor Day Half Marathon
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Sep 2, 2024Monday
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13.1M, 15K, 10K, 5K run
More Information
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Santa Monica, CA
Los Angeles County, CA
6. Luau 5K, 10K, and Half Marathon
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Past DateSep 2, 2023Saturday
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13.1M, 10K, 5K run
More Information
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Yakima, WA
Yakima County, WA
7. Redmond Harvest Half Marathon
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Sep 2, 2024Monday
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13.1M run
More Information
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Redmond, WA
King County, WA
8. Beat the Blerch
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Sep 7, 2024Saturday
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26.2M, 13.1M, 10K, 5K run
More Information
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Carnation, WA
King County, WA
9. Cascade Express Half Marathon
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Sep 7, 2024Saturday
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13.1M run
More Information
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Snoqualmie Pass, WA
Kittitas County, WA
10. Cedar City Half Marathon
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Sep 7, 2024Saturday
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13.1M run
More Information
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Cedar City, UT
Iron County, UT
11. Gut Check
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Sep 7, 2024Saturday
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26.2M, 13.1M, 5M run
More Information
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Gunnison, UT
Sanpete County, UT
12. Idaho Running Day
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Sep 7, 2024Saturday
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26.2M, 13.1M, 10K, 5K run
More Information
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Boise, ID
Ada County, ID
13. Lakewood Half Marathon
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Sep 7, 2024Saturday
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13.1M, 5K run | kids run
More Information
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Lakewood, WA
Pierce County, WA
14. Mt. Madonna Challenge
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Sep 7, 2024Saturday
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13.1M, 10K, 5K run | 13.1M, 10K, 5K trail run
More Information
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Gilroy, CA
Santa Clara County, CA
15. Ninja 1M, 5K, 10K, 15K, and Half Marathon
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Sep 7, 2024Saturday
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13.1M, 15K, 10K, 5K, 1M run
More Information
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Olympia, WA
Thurston County, WA
16. Pirate 1M, 5K, 10K, 15K, & Half Marathon
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Sep 7, 2024Saturday
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13.1M, 15K, 10K, 5K, 1M run
More Information
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Yakima, WA
Yakima County, WA
17. Pirate 1M, 5K, 10K, 15K, & Half Marathon
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Sep 7, 2024Saturday
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13.1M, 15K, 10K, 5K, 1M run
More Information
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Everett, WA
Snohomish County, WA
18. Runtastic Mt. Nebo
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Sep 7, 2024Saturday
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26.2M, 13.1M, 10K, 5K run
More Information
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Boston Marathon Qualifier
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Payson, UT
Utah County, UT
19. Salmon Marathon & Half Marathon
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Sep 7, 2024Saturday
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26.2M, 13.1M run
More Information
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Salmon, ID
Lemhi County, ID
20. Sloan's Lake Search Party (SLSP)! Marathon Hourly Loop Race
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Sep 7, 2024Saturday
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26.2M, 13.1M run
More Information
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Denver, CO
Denver County, CO
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.