10K races in United States — 2026 trail running calendar

Oct

24

Crozet Trails Crew 5K/10k Trail Run + Family Fun Run

Crozet, Virginia, United States

$30.00 - $40.00

Running Trail running

5K 10K 1.2K

Oct

24

Greenway Trick 'R Trot

Dunnellon, Florida, United States

$45.00 - $75.00

Trail running Running

5K 10K 15K +2

Oct

24

SARR Rocky Horror Trail Run

San Antonio, Texas, United States

$40.00 - $100.00

Trail running Running

Ultra 25K 10K 5K +4

Oct

24

Tico's Gravel Grinder 10k

Columbia, South Carolina, United States

$30.00

Gravel biking

10K

Oct

24

Harvest Trail Running Festival

Farmersville, Texas, United States

$55.00 - $135.00

Trail running

4.8K 9.7K Half-Marathon Marathon +2

Oct

24

Aiken Trailblazer Halloween Marathon, Half Marathon - 10K - 5K - Kids Fun Run at Stable View

Aiken, South Carolina, United States

Free - $90.00

Trail running Running

Marathon Half-Marathon 10K 5K +1

Oct

24

Mujeres and Marigolds

Smithville, Texas, United States

Free

Trail running

Ultra 25K 10K 5K +1

Oct

25

Eno River Run

Durham, North Carolina, United States

$45.00 - $55.00

Trail running

17.7K 9.7K

Oct

25

Lost Souls Trail Run

Smithville, Texas, United States

Free

Trail running

Ultra 25K 10K 5K

Oct

31

Swing the Gates 5k and 10k

Oak Harbor, Washington, United States

$30.00 - $120.00

Running Trail running

5K 10K

Oct

31

Holistic Hustle 5K/10K

Kennebunkport, Maine, United States

$10.00 - $40.00

Running Trail running

5K 10K 0.8K

Oct

31

Greenbush Trick or Trail 5K/10K

Glenbeulah, Wisconsin, United States

$30.00

Trail running

5K 10K