10K races in United States — 2026 trail running calendar

Jul

17

Rise In the Pines

Smithville, Texas, United States

Free

Trail running

Ultra 30K 10K +2

Jul

17

Bob Marshall Trail Races

Seeley Lake, Montana, United States

$45.00 - $80.00

Trail running

Ultra 25K Marathon Half-Marathon +2

Jul

24

Cirque Series - Alyeska Resort, AK

Girdwood, Alaska, United States

Free - $109.00

Trail running

9.8K Volunteer

Jul

31

Taos Ski Valley Up & Over Trail Run Weekend

Taos Ski Valley, New Mexico, United States

$12.00 - $90.00

Trail running

10K 11K 1K

Aug

01

Two Face 10K

Wexford, Pennsylvania, United States

$65.00 - $77.50

Running Trail running

Half-Marathon 10K 11.3K

Aug

07

MKK's Rugged Race Presented by Independence Bank

Owensboro, Kentucky, United States

$20.00 - $50.00

Obstacle race Trail running Running

5K 10K +4

Aug

14

Dark Horse Trail Series (26.2 - 13.1 - 10k)

Mill Spring, North Carolina, United States

$25.00 - $35.00

Trail running

Marathon Half-Marathon 10K

Aug

22

Thunder Chicken Squatch Trail Jamboree

Branchville, New Jersey, United States

Free - $70.00

Trail running

5K 10K 27.4K Hardship Entry

Oct

17

Big Bear SquaTCh South

Tuxedo, New York, United States

Free - $65.00

Trail running

10K Half-Marathon Hardship Entry

May

11

Mighty Mountain Run - 5k 10K

Sophia, North Carolina, United States

$35.00 - $45.00

Trail running

5K 10K

Aug

29

Salt Springs Field, Forest & Falls Trail Races

Montrose, Pennsylvania, United States

Trail running

5K 10K 49.9K

Aug

29

Quarry Summer Challenge 5k, 10k, 15k

Fairborn, Ohio, United States

Trail running

5K 10K 15K