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Idaho Trail Running Calendar 2026-2027

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Explore the best trail runs in Idaho for 2026-2027! Our updated list features 22 exciting races across the region. Find your next race in Idaho below and join the running community at these great events!

Trail Running Calendar United States
August 2026
Aug
22
Sa

Foothills XC12K

Trail Run 5 km 12 km
Aug
23
Su

Palouse Lodge Fest 10K Fun Run

Trail Run 5 km 10 km
Aug
29
Sa

LESS Society Table Rock Run

Trail Run 4 mi
September 2026
Sep
6
Su

Payette Lake Run

Trail Run 5 km 14 km 30 km
Sep
12
Sa

RIM2RIM Race

Trail Run 4 mi 8 mi
Monthly updates for Idaho

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Sep
12
Sa

Crater Crawl

Trail Run 3 mi 10 km
Sep
19-20
Sa - Su

Idaho Mountain Trail Ultra Festival (IMTUF 100)

Trail Run 20 mi 100 mi
Sep
26
Sa

Top of Tamarack

Trail Run 15 mi
Sep
26
Sa

Bogus 50/50

Trail Run 27 km 50 km 50 mi
Sep
26
Sa

Baldy Hill Climb

Trail Run 2 mi
October 2026
Oct
3
Sa

Legends Never Die

Trail Run 13 mi 55 km
Oct
4
Su

Moscow Mountain Madness

Trail Run 5 mi Half Marathon 50 km
Oct
4
Su

Run for the Angels Memorial Run

Trail Run 3 mi
Oct
10
Sa

Sasquatch Shuffle

Trail Run 20 km 30 km 50 km
Oct
24
Sa

Haunted Massacre Rocks Run

Road Race Trail Run
Oct
31
Sa

Fall Creek Beast

Trail Run 13 mi 50 km
January 2027
Jan
23
Sa

Wilson Creek Frozen 50K

Trail Run 10 mi 20 mi 31 mi
April 2027
Apr
17
Sa

Spitfire Ultra Trail Challenge

Trail Run 5 km 12 km 30 km 55 km
May 2027
May
8
Sa

Over The Top Trail Race - Pocatello, ID

Trail Run 5 km 10 km Half Marathon 30 km
June 2027
Jun
19
Sa

River Of No Return Endurance Runs

Trail Run 32 km 55 km 108 km
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