5K races in Illinois, United States — 2026 trail running calendar

Oct

23

Haunted Highlander Assault Trail Run

Pingree Grove, Illinois, United States

Trail running

5K +13

Oct

31

MCDD Beaver Dam Dash

Shipman, Illinois, United States

$15.00 - $30.00

Trail running

1.6K 5K 10K

Nov

26

Rockford Road Runners Thanksgiving Turkey Trot

Rockford, Illinois, United States

$10.00 - $25.00

Trail running

5K

Dec

19

Tour de Trails

Rockford, Illinois, United States

$25.00 - $110.00

Trail running

4.8K 48.3K 9.7K 14.5K +2

Jan

23

Fox Valley Winter Challenge Trail Series 5K

Batavia, Illinois, United States

$35.00

Trail running

5K

Jan

23

Fox Valley Winter Challenge Trail Series 5k/8k/10k

Batavia, Illinois, United States

$40.00 - $115.00

Trail running

5K 8K 10K +3

May

02

Spring Stampede 5K/10K

Hanna City, Illinois, United States

Free - $35.00

Trail running Running

5K 10K Spring Stampede Volunteer for Packet Pick Up Spring Stampede Volunteer for Course Intersection Monitor +1

Jun

05

Red Cedar Trail Races at Giant City State Park

Makanda, Illinois, United States

$15.00 - $65.00

Trail running

5K 21.9K Marathon Ultra

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

29

Big Horse Vineyards 5K

Lewistown, Illinois, United States

$20.00 - $39.00

Trail running Running

5K 1.6K +1

Oct

03

Autumn Leaf Run

Freeport, Illinois, United States

Trail running

5K

Sep

12

Chicago - Trail Running Festival

Beecher, Illinois, United States

Trail running Running

5K 10K 20K 30K +2