Half-Marathon races in United States — 2026 trail running calendar

May

23

Kiss the Goat

Hazard, Kentucky, United States

Trail running

10K Half-Marathon

May

23

Caesar Creek Trail Race

Waynesville, Ohio, United States

$45.00 - $100.00

Trail running

Half-Marathon 10K 5K 20K +11

May

16

Soaring Eagle Trail Run

Sammamish, Washington, United States

Trail running Running

5K Half-Marathon 10K 1K +2

May

16

Hueston Woods Trail Race

Hueston Woods State Park, Ohio, United States

$40.00 - $100.00

Trail running

Half-Marathon 10K 5K 2026 Fall Pack Pass (Entry into ALL 2026 Events) Valid Until 12/31 +13

May

16

Mad Maple Trail Races @ Hueston Woods

College Corner, Ohio, United States

$40.00 - $70.00

Trail running

Ultra Half-Marathon 10K 5K +12

May

14

Pengelly Double and Single Dips

Missoula, Montana, United States

Running Trail running

Half-Marathon 10K

May

09

Wildflower Trail Races

Bastrop, Texas, United States

Trail running Running

Ultra 19.3K 8K 5K +8

May

09

Smoke Rise Half Marathon, 10K and 5K

Huntsville, Alabama, United States

Trail running

Half-Marathon 10K 5K

May

09

Valkyrie Trail Race

Colorado Springs, Colorado, United States

Trail running

49.6K Marathon 28K Half-Marathon +2

May

09

The Little Miami Trail Challenge @ John Bryan

Yellow Springs, Ohio, United States

$40.00 - $75.00

Trail running

Half-Marathon 10K 5K 20K +12

May

03

Fountainhead Half Marathon and 10K++ Trail Run

Fairfax Station, Virginia, United States

Trail running Running

11.1K 21.7K 10K Half-Marathon

May

02

Battle Run Benefiting A Soldier’s Child Foundation

Lewisburg, Tennessee, United States

Trail running Obstacle race

Marathon Half-Marathon 5K 6.4K +5