Wyoming Trail Running Calendar 2025-2026

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Explore the best trail runs in Wyoming for 2025-2026! Our updated list features 32 exciting races across the region. Find your next race in Wyoming below and join the running community at these great events!

August 2025
Aug
2
Saturday

El Vaquero Loco

Trail Run 31 km 50 km
Aug
8-10
Fr - Su

Wyoming Range 100-Mile Endurance Run

Trail Run 105 mi
Aug
9
Saturday

Med Bow Rail Marathon and Half Marathon

Trail Run 13 mi 26 mi
Aug
16
Saturday

Run with the Horses Marathon

5 km 10 km 13 mi 26 mi
Aug
22-23
Fr - Sa

Night Crawler Endurance Challenge

Backyard Ultra 4 hr 12 hr
Aug
30
Saturday

Cirque Series - Grand Targhee, WY

Trail Run 7 mi
September 2025
Sep
7
Sunday

T-Bird Trek Half Marathon

5 km 10 km 13 mi
Sep
13
Saturday

Buffalo Bill Cody Half Marathon

5 km 10 km 13 mi
Sep
20
Saturday

Cheyenne Schools Foundation Run

5 km
Sep
27
Saturday

Jackson Hole Marathon

6 mi 13 mi 26 mi
Sep
27
Saturday

Run the Red Desert

Trail Run 25 km 50 km
December 2025
Dec
6
Saturday

Jingle Bell Jaunt

5 km
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