10K races in United States — 2026 trail running calendar

Jun

05

Great Springs Trail Race - Canyon Lake

Canyon Lake, Texas, United States

$10.00 - $117.00

Trail running

Ultra 25K 10K 5K +1

Jun

05

Sawmill Relay

Las Vegas, Nevada, United States

$25.00 - $300.00

Trail running Running

38.45 Miler Ultra Marathon Marathon Virtual +11

Jun

06

Fire Tower Trail Races

Cross River, New York, United States

$45.00 - $65.00

Trail running

Half-Marathon 10K

Jun

06

South Ridge Trail Challenge

Allison Park, Pennsylvania, United States

$40.00 - $250.00

Trail running

5K 10K 20K 50Kish - closer to 33mi +1

Jun

06

Hiawatha Spring Trail Run

Taft, Montana, United States

$45.00 - $105.00

Trail running Running

Ultra 25K 15K 10K +1

Jun

12

Summits Trail Runs

Granby, Colorado, United States

$60.00 - $130.00

Trail running

Elevation Challenge (14-hr) 9.8K 22.4K 44.7K +1

Jun

19

Bear Track

Flag Pond, Tennessee, United States

$25.00

Trail running

9.7K

Jun

24

Race in the Clouds - Alma Dirt Festival

Alma, Colorado, United States

Free - $90.00

Running Mountain biking Duathlon Trail running

Weekend Camping FREE Kids Mountain Bike and Trail Run Ultra Marathon +7

Jun

26

The Ascent Red River Gorge 5K & 10K Trail Races

Slade, Kentucky, United States

$35.00 - $50.00

Trail running Running

5K 10K Virtual Runner/Walker

Jul

10

Yellowstone Park Trail Races

West Yellowstone, Montana, United States

$45.00 - $80.00

Trail running Running

Marathon Half-Marathon Ultra 25K +2

Jul

10

Montana Trail Series

West Yellowstone, Montana, United States

$45.00 - $80.00

Trail running

Marathon Half-Marathon Ultra 25K +17

Jul

11

Murrysville Monster Trail Races

Murrysville, Pennsylvania, United States

$65.00 - $77.50

Trail running

10K 20K