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

Sep

11

Kennekuk Road Runners - Wild Wild Wilderness

Oakwood, Illinois, United States

$30.00 - $40.00

Running

5K 12K

Sep

12

Rock and Run for Mental Health

Springfield, Illinois, United States

$30.00 - $35.00

Running

5K 1.6K

Sep

18

Nehemiah 5K Run/Walk

Heyworth, Illinois, United States

$10.00

Running

5K

Sep

18

Golden Harvest Half Marathon & 5K/10K - Greater Chicago

Chicago, Illinois, United States

Free - $50.00

Running

Kid's Dash 1.6K 5K 10K +4

Sep

18

For Kids' Sake International Superhero 5K

Carbondale, Illinois, United States

$25.00

Running

5K

Sep

18

Midwest Ocr

Marseilles, Illinois, United States

$29.00 - $1,400.00

Obstacle race Running

10K 5K The Bearded Challenge | Multi-Lap - 9:00am Kid's Course +11

Sep

25

Lawndale 5K

Chicago, Illinois, United States

Free - $30.00

Running

5K Kids Dash Virtual Run Pre-Event Volunteer +1

Sep

25

Centerstone's Life;Story 5K Run/Walk for Suicide Prevention - Illinois

Marion, Illinois, United States

$20.00 - $35.00

Running

5K Life;Story Kids Dash (12 & Under)

Sep

26

D54 Education Foundation Run to Read

Schaumburg, Illinois, United States

$5.00 - $25.00

Running

100 or 400 Meter Dash - Child 1.6K 5K T-shirt Only - Not Participating +4

Sep

26

DeKalb Corn Classic

DeKalb, Illinois, United States

$30.00 - $40.00

Running

10K 5K

Oct

02

Angels Against Abuse 5K Walk/Run

Romeoville, Illinois, United States

$35.00

Running

5K

Oct

02

Scarecrow Scramble

Lisle, Illinois, United States

$10.00 - $45.00

Running

5K Youth Run Tot Dash