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Wyoming Half Marathon Calendar 2025-2026

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Explore the best half marathons in Wyoming for 2025-2026! Our updated list features 12 exciting races across the region. Find your next race in Wyoming below and join the running community at these great events!

June 2025
Jun
1
Sunday

Visit Casper Marathon

Casper, Wyoming
10 km 13 mi 26 mi
July 2025
Jul
4
Friday

Challenge for Charities

Lander, Wyoming
5 km 13 mi
Jul
5-6
Sa - Su

Grand Targhee Wildflower Run

Alta, Wyoming
Trail Run 10 km 13 mi 50 km
Jul
12
Saturday

Beartooth Run

Cody, Wyoming
5 km 10 km 13 mi
Jul
12
Saturday

Bear River Trail Race

Evanston, Wyoming
Trail Run 10 km 13 mi 17 mi
August 2025
Aug
9
Saturday

Med Bow Rail Marathon and Half Marathon

Laramie, Wyoming
Trail Run 13 mi 26 mi
Aug
16
Saturday

Run with the Horses Marathon

Green River, Wyoming
5 km 10 km 13 mi 26 mi
September 2025
Sep
7
Sunday

T-Bird Trek Half Marathon

Casper, Wyoming
5 km 10 km 13 mi
Sep
13
Saturday

Buffalo Bill Cody Half Marathon

Cody, Wyoming
5 km 10 km 13 mi
Sep
20
Saturday

Wolf Creek Wrangle

Wolf, Wyoming
Trail Run 5 mi 7 mi 13 mi 18 mi
Sep
27
Saturday

Jackson Hole Marathon

Jackson, Wyoming
6 mi 13 mi 26 mi
April 2026
Apr - May
4-3
Sa - Su

Sunrise Scramble

Glendo, Wyoming
Trail Run 2 mi 5 mi 7 mi 13 mi
Distance (km)
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