United States close

Trail Running Calendar United States 2026-2027

Header image
Monthly updates for United States

Get new running races (and updates) in your inbox every month.

Explore the best trail runs in the United States for 2026-2027! Our updated list features 2708 exciting races across the country. Find your next race in the United States below and join the running community at these great events!

April 2026
Apr
19
Su

Rails to Trails 20 & 10 Miler

Trail Run 10 mi 15 mi 20 mi
Apr
23-25
Th - Sa

Canyons Endurance Runs

Trail Run 25 km 50 km 100 km 161 km
Apr
24
Fr

Feral Mtn 100M

Trail Run 50 mi 100 mi
Apr
24
Fr

Smoky Mountain Relay

Trail Run 200 mi
Apr
24-26
Fr - Su

No Bull Around It

Trail Run 3 hr 6 hr ... 24 hr 48 hr
Apr
24
Fr

Forged 48

Trail Run 48 mi
Apr
24-25
Fr - Sa

Blue Heaven Trail Fest

Trail Run 4 mi 8 mi 13 mi 100 mi
Apr
25
Sa

Coldwater Traverse

Trail Run 11 mi 16 mi
Apr
25
Sa

Thelma and Louise Marathon

Trail Run 15 km Half Marathon Marathon 50 km
Apr
25
Sa

Dunes 50K Ultra

Trail Run 14 mi 50 km
Apr
25
Sa

Squatchywaska Mountainfest

Trail Run 10 mi 25 km
Apr
25
Sa

Wawayanda Trail Fest

Trail Run Half Marathon 50 km 50 mi 100 km
Apr
25
Sa

Gator Wilderness Camp Trail Run

Trail Run 5 km 10 km 15 km
Apr
25
Sa

TARC Spring Classic

Trail Run 10 km 13 mi 26 mi 50 km
Apr
25
Sa

Sunflower Relay, Half Marathon and Marathon

Trail Run 2 mi 6 mi ... 13 mi 27 mi
Apr
25-26
Sa - Su

Troublesome Hollow 50K

Trail Run 3 mi 25 km 50 km
Apr
25
Sa

Childish Nonsense

Trail Run 10 km 25 km 50 km 50 mi
Apr
25
Sa

Pandora's Box Of Rox

Trail Run 4 mi 8 mi ... 26 mi 52 mi
Apr
25
Sa

Mt. Tam Wild Boar Half Marathon

Trail Run 10 km Half Marathon
Apr
25
Sa

Run The Rolling Hills Trail Race

Trail Run 5 km 10 km