5K races in United States — 2026 trail running calendar

Sep

20

TAM Trek

Middlebury, Vermont, United States

Trail running Running

30.6K 10K 5K 3.2K +1

Sep

20

17th Annual Farmington River Run 5K Trail Race

Farmington, Connecticut, United States

Trail running

5K

Sep

19

Arrowhead Obstacle Trail Run

Neola, Iowa, United States

Trail running

1.6K 5K

Sep

19

Hooksett Kiwanis 5K Trail Race

Hooksett, New Hampshire, United States

Trail running Running

5K 0.8K

Sep

19

Mountwood Challenge Trail Race

Waverly, West Virginia, United States

Trail running

Half-Marathon 5K

Sep

19

Climb to End Cancer - Historic Fort Ritchie presented by: WellAve Dermatology

Cascade, Maryland, United States

Trail running Running Walking

5K POSTPONED UNTIL FALL OF 2027 Family Fun Walk/Run - 1.5 miles POSTPONED UNTIL FALL OF 2027 KIds Registration (12 and under)

Sep

19

Loppet Field Day and Trail Loppet

Minneapolis, Minnesota, United States

Trail running

Half-Marathon 10K 5K

Sep

19

Chick-fil-A Trail Run on the Robert Hutson Course

Moultrie, Georgia, United States

Trail running Running

10K 1.6K 5K

Sep

19

Run for the Widows & Orphans 5K

Rockmart, Georgia, United States

Running Trail running

5K

Sep

19

The Dirty Mitten Trail Run

Middleville, Michigan, United States

Trail running

5K

Sep

19

Bramble Ramble

Sidney, Michigan, United States

Running Trail running

5K 10K

Sep

19

Paris Texas Marathon

Paris, Texas, United States

Trail running Running

Ultra Marathon Half-Marathon 10K +5