10K races in United States — 2026 trail running calendar

Oct

03

To The Good Times Trail Run

Belmont, North Carolina, United States

$30.00 - $40.00

Trail running Running

5K 10K

Oct

03

Deam Lake Loop Trail Run

Borden, Indiana, United States

$30.00

Trail running

10K 5K

Oct

03

Flagstaff Marathon Presented by Cambium Wealth and Legacy Strategies

Flagstaff, Arizona, United States

Free - $150.00

Trail running Running

Marathon Half-Marathon 10K 1K

Oct

03

The Rehab Rover Canicross and Trail Race - 10k, 5K, Casual Dog Friendy 5K and Virtual 5K

Gordonsville, Virginia, United States

$30.00 - $50.00

Trail running Running

10K 5K 2K +1

Oct

03

Night Owl 5k, 10k and the 6 hour shuffle

Lake Elmo, Minnesota, United States

$30.00 - $40.00

Trail running

10K 5K

Oct

03

RAF Trail Race Series

Bruceton Mills, West Virginia, United States

$20.00 - $300.00

Running Trail running

Ultra 25K 10K 5K +6

Oct

03

HRCA Wildcat Mountain Trail Races

Littleton, Colorado, United States

$55.00 - $65.00

Trail running

16.1K 10K

Oct

03

Lapham Peak Colorama Run/Walk

Delafield, Wisconsin, United States

Free - $35.00

Trail running Walking Running

5K 10K 1K

Oct

03

Trail Run At Indian Lake

Cross Plains, Wisconsin, United States

$40.00

Trail running

10.5K 5.8K

Oct

03

S'more Fun Trail Run

Baraboo, Wisconsin, United States

$20.00 - $60.00

Trail running

1.6K 5K 10K Half-Marathon +1

Oct

03

North Bend Trail Fest 30k - 10k

North Bend, Washington, United States

Trail running

5K North Bend Double 30K 10K +2

Oct

03

Potomac Shores Trail Fun Run

Dumfries, Virginia, United States

Free

Trail running

5K 10K