5K races in United States — 2026 trail running calendar

Aug

08

Capt'n Karl's Trail Series - Reveille Peak Ranch

Burnet, Texas, United States

Trail running Running

Ultra 30K 20K 10K +3

Aug

07

Duluth Trails Festival

Duluth, Minnesota, United States

Trail running Mountain biking Running

2.4K 22K 5K 13.7K +12

Aug

07

Summit North Trail Runs

Duluth, Minnesota, United States

Trail running

2.4K 22K 5.1K 13.7K

Aug

05

DFW Burning Soles Trail Series Race 7

Flower Mound, Texas, United States

Trail running

10K 5K

Aug

04

Eltuck Valley 5K - Lory Summer Trail Series

Fort Collins, Colorado, United States

Running

5K

Aug

02

5th Annual Seize the Day: Amer’s Epilepsy Trail Race 5K/10K and One Mile Walk/Fun Run

Mendon, New York, United States

Trail running Running

5K 10K 1.6K

Aug

01

Prairie Dairy 5k

Oxford, Iowa, United States

Trail running Running

5K

Aug

01

2nd Annual Corn to Run

Du Bois, Nebraska, United States

Running Trail running

1.6K 5K 10K Half-Marathon

Aug

01

Fisherman's Picnic Trail Run

Grand Marais, Minnesota, United States

Trail running Running

10K 5K 1.6K Quarter Mile Kid's Run

Aug

01

Farm Fresh 5K, 10K, & Kids Fun Run

York, Pennsylvania, United States

Trail running

5K 10K 0.8K

Aug

01

Run for the Oaks

Rickreall, Oregon, United States

Trail running Walking Running

10K 5K +1

Aug

01

Newbsanity Extreme Ravine Trail Race

Binghamton, New York, United States

Trail running

5K 15K Ultra