Marathons in Wyoming
Wyoming is home to 5 marathons in our database in United States, spread across cities including Casper, Cokeville, Green River, and Jackson Hole, and more.
Jackson Hole Marathon is the largest race in the lineup, typically drawing around 248 finishers, while the full spread offers everything from fast urban courses to scenic regional events.
Browse the races below for course maps, elevation profiles, typical weather, and practical race-day detail to help you choose your next start line.
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Other races closest to Wyoming.
OgdenUtahUnited States· 303 km away
Ogden Marathon
The Ogden Marathon draws approximately 2,500 finishers each May on a canyon point-to-point road in Ogden, United States. The canyon start gives the event one of the most scenic road descents on the U.S. spring calendar. The course passes steep canyon walls, pine-lined descents, and the Union Station area in the city finish. The route is net downhill overall.
Next race: Sunday, 2 May 2027
Salt Lake CityUtahUnited States· 321 km away
REVEL Big Cottonwood Marathon
The REVEL Big Cottonwood Marathon is a net-downhill speed course drawing approximately 2,500 finishers each September through Utah's Wasatch Mountains. Starting at Guardsman Pass and descending Big Cottonwood Canyon to Cottonwood High School in Murray, the course drops roughly 1,600 m on a steep scenic mountain highway. September's crisp alpine morning and the fast descent make it one of America's most popular personal-best marathons.
Next race: Saturday, 18 September 2027
Salt Lake CityUtahUnited States· 321 km away
Salt Lake City Marathon
The Salt Lake City Marathon draws approximately 1,500 finishers each April on an urban road in Salt Lake City, United States. Descending from the east bench gives the race a quick first half before the city grid settles the pace. The course passes This Is The Place Heritage Park, Liberty Park, and temple district streets with Wasatch views throughout. The route is net downhill overall.
Next race: Friday, 23 April 2027
ProvoUtahUnited States· 341 km away
Utah Valley Marathon
The Utah Valley Marathon draws approximately 2,200 finishers each June on a canyon point-to-point road in Provo, United States. Its long gentle descent makes it a common target for personal bests and Boston qualifying attempts. The route passes Deer Creek-adjacent canyon roads, the Provo River corridor, and broad urban streets near BYU. The route is net downhill overall.
Next race: Saturday, 5 June 2027
Fort CollinsColoradoUnited States· 349 km away
Colorado Marathon
The Colorado Marathon draws approximately 1,800 finishers each May on a canyon point-to-point road in Fort Collins, United States. It delivers a scenic mountain-canyon descent without the extreme grade of some western downhill marathons. The course follows the Cache la Poudre River, red-rock canyon walls, and the approach into northern Colorado neighborhoods. The route is net downhill overall.
Next race: Sunday, 2 May 2027
BoulderColoradoUnited States· 376 km away
Boulderthon Marathon
The Boulderthon Marathon draws approximately 1,500 finishers each September on an urban and foothills road in Boulder, United States. Its branding and local support turned it into a fast-growing Rocky Mountain marathon almost immediately. The course passes Pearl Street, CU Boulder, and open roads beneath the Flatirons with broad Front Range views. Rolling terrain with moderate climbs shapes the middle miles.
Next race: Sunday, 26 September 2027