5K races in United States — 2026 trail running calendar

Jul

17

Bob Marshall Trail Races

Seeley Lake, Montana, United States

$45.00 - $80.00

Trail running

Ultra 25K Marathon Half-Marathon +2

Jul

24

Red Top Roaster

Cartersville, Georgia, United States

$40.00 - $45.00

Trail running

5K 14.2K

Aug

07

MKK's Rugged Race Presented by Independence Bank

Owensboro, Kentucky, United States

$20.00 - $50.00

Obstacle race Trail running Running

5K 10K +4

Aug

07

Highlander Assault Obstacle Race

Pingree Grove, Illinois, United States

$45.00 - $115.00

Obstacle race Trail running

Ultra 15K 5K 3K +37

Aug

14

Conquer The Peaks of Silver Mountain 1/2 Marathon, 5K, 13K

Kellogg, Idaho, United States

Free - $225.00

Running Trail running

Untapped CTP EXPO VENDOR Half-Marathon 5K 12.9K +1

Aug

21

Tree Trail Trot

Andrews, Indiana, United States

$20.00

Trail running

5K

Aug

22

Thunder Chicken Squatch Trail Jamboree

Branchville, New Jersey, United States

Free - $70.00

Trail running

5K 10K 27.4K Hardship Entry

Aug

26

Run for Thorncroft & 1-Mile Move-As-You-Please

Malvern, Pennsylvania, United States

$25.00 - $35.00

Trail running Running

5K 1.6K

Aug

29

Big Horse Vineyards 5K

Lewistown, Illinois, United States

$20.00 - $39.00

Trail running Running

5K 1.6K +1

Sep

03

DeBary 50K, Marathon, Half, 10K & 5K – MileBuilt Gemini Springs Labor Day 4-Day Challenge

DeBary, Florida, United States

$35.00 - $85.00

Trail running Running

Ultra Marathon Half-Marathon 10K +16

Sep

04

Leave No Trace

Peninsula, Ohio, United States

$30.00 - $70.00

Trail running

Half-Marathon 15K 5K

Sep

18

Tröegs Rugged Trail 5K Run for Conservation

Millersburg, Pennsylvania, United States

$45.00

Trail running

5K