United States close

Trail Running Calendar United States 2025-2026

Header image

Explore the best trail runs in the United States for 2025-2026! Our updated list features 289 exciting races across the country. Find your next race in the United States below and join the running community at these great events!

May 2026
May
9
Saturday

Tarc Wapack and Back

Trail Run 22 mi 43 mi 50 mi
May
9
Saturday

Race4Warriors Half Marathon

Trail Run 5 km 10 km 21 km
May
16
Saturday

Massanutten Mountain Trails 100 Mile Run

Trail Run 100 mi
May
17
Sunday

Highball to Thurmond Ultra

Trail Run 50 km 50 mi
May
22-23
Fr - Sa

West Virginia Trail Fest

Trail Run 5 km 30 km 60 km 100 km
May
23
Saturday

Dark Skies 100k

Trail Run 5 km 30 km 60 km 100 km
May
30
Saturday

Wildcat 5K Trail Run-Walk-Wag

Trail Run 5 km
June 2026
Jun
6-7
Sa - Su

Dam Yeti 50

Trail Run 25 km 55 km 50 mi
Jun
6
Saturday

Old Dominion

Trail Run 100 mi
Jun
13
Saturday

OSS/CIA 50 Mile Night Run

Trail Run 25 mi 50 mi
Jun
14
Sunday

Nipmuck South Trail Race

Trail Run 16 mi
Jun
20
Saturday

Highlands Sky 40 Mile Trail Run

Trail Run 40 mi
August 2026
Aug
29
Saturday

The Inferno 10k

Trail Run 5 km 10 km
October 2026
Oct
25
Sunday

Halloween Horror 10k

Trail Run 5 km 10 km
Articles
Top 10 Marathons in the Netherlands — The Ultimate Dutch Marathon Bucket List: 10 Unmissable Races
The Beauty of the Easy Run — Why slowing down might be the smartest thing you do for your running
Mizuno Wave Rider 28: Elevating the Legacy of a Running Icon
Garmin Forerunner Review: Garmin Forerunner Series