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Idaho Trail Running Calendar 2025-2026

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Explore the best trail runs in Idaho for 2025-2026! Our updated list features 13 exciting races across the region. Find your next race in Idaho below and join the running community at these great events!

January 2026
Jan
24
Sa

Wilson Creek Frozen 50K

Trail Run 10 mi 20 mi 50 km
February 2026
Feb
7
Sa

Soup-In-The-Snow

Trail Run 9 mi
Feb
7
Sa

Western Pleasure Snowshoe Roundup

Trail Run 5 km 10 km
March 2026
Mar
19-21
Th - Sa

Pulse Endurance Runs

Trail Run 6 hr 12 hr ... 24 hr 48 hr
April 2026
Apr
18
Sa

Spitfire Ultra Trail Challenge

Trail Run 5 km 12 km 30 km 55 km
Apr
25
Sa

Weiser River 50K Ultra & Relay

Trail Run 50 km
June 2026
Jun
5-6
Fr - Sa

Scout Mountain Ultras

Trail Run 100 mi
Jun
20-21
Sa - Su

Race The Wolf

Trail Run 5 mi Half Marathon Marathon
July 2026
Jul
11
Sa

Beaverhead Endurance Runs

Trail Run 55 km 100 km
Jul
24-26
Fr - Su

Standhope Ultra Challenge

Trail Run 30 km 60 km 100 mi
Jul
25-26
Sa - Su

Standhope 100

Trail Run 100 mi
October 2026
Oct
3
Sa

Legends Never Die

Trail Run 13 mi 34 mi
Oct
4
Su

Moscow Mountain Madness

Trail Run 5 mi 13 mi 50 km