Wyoming · Marathon
Marathons in Wyoming
Wyoming currently has 6 upcoming marathons with a confirmed date listed in RaceRove. They take place in Laramie, Casper, Cheyenne and Devils Tower and elsewhere.
Another 1 annual marathon is waiting for next year's date to be announced.
- Upcoming, date confirmed
- 6
- Active listings
- 7
- Cities with races
- 6
More ways to browse Wyoming
Upcoming marathons in Wyoming
All 6 with a confirmed date, soonest first.
Dates come from each race's own listing. Always confirm on the organiser's site before you book travel.
Largest marathon events in Wyoming
By estimated field size across all distances at the event.
-
Med Bow Rail Trail Marathon & Half MarathonLaramie, WY Usually held in August · next date not announcedMarathonHalf Marathon ~150 runners
When marathons happen in Wyoming
- May
- 1 upcoming race
- June
- 2 upcoming races
- August
- 1 upcoming race
- September
- 2 upcoming races
Wyoming cities with the most marathons
- Laramie
- 1 upcoming race
- Casper
- 1 upcoming race
- Cheyenne
- 1 upcoming race
- Devils Tower
- 1 upcoming race
- Green River
- 1 upcoming race
- Jackson
- 1 upcoming race
Annual events awaiting their next date
These marathons are held every year, but the next date isn't in the listing yet. The month shown is when each is usually held.
-
Med Bow Rail Trail Marathon & Half MarathonLaramie, WY Usually held in August · next date not announcedMarathonHalf Marathon ~150 runners
Marathons in nearby states
Guides from the RaceRove blog
- 8 min read How to Choose Your First Marathon A practical checklist for choosing a first marathon based on course, weather, cutoff, travel, field size and support.
- 7 min read How to Find a 5K, 10K, Half Marathon or Marathon Near You A practical way to find running races near you: pick a distance, decide how far you'll travel, read the listing properly and confirm the details before you register.
- 4 min read Diplo's Run Club 2026-27: Every City, Date and Course Diplo's Run Club is a 5K with a post-race concert. Every US date for 2026-27 (San Francisco, New York, Los Angeles, San Diego and Phoenix), start times and courses.
- Blog All guides Planning advice for finding, choosing and travelling to races.
Marathons in Wyoming: common questions
- How many marathons are there in Wyoming?
- RaceRove currently lists 6 upcoming marathons in Wyoming with a confirmed date, plus 1 annual event whose next date hasn't been announced yet.
- How long is a marathon?
- A marathon is 26.2 miles (42.2 kilometres).
- Which Wyoming cities have the most marathons?
- By upcoming events listed in RaceRove: Laramie (1), Casper (1), Cheyenne (1), Devils Tower (1) and Green River (1).
- What is the biggest marathon in Wyoming?
- By estimated field size, the largest event with a marathon listed in Wyoming is the Jackson Hole Marathon, with about 700 runners across all of its distances.
Search every marathon in Wyoming
Filter by month, course profile and field size, save races to a shortlist and compare them side by side in the interactive search.