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

Aug

08

The Butterfly Cold Brew Spirits Run

Joliet, Illinois, United States

Running

5K

Aug

07

Wenona 5k

Wenona, Illinois, United States

Running

5K

Aug

05

SSW Running Club Club Challenge 5k

Tinley Park, Illinois, United States

Running

5K

Aug

02

Heatwave Half Marathon - Greater Chicago

Chicago, Illinois, United States

Running

1.6K 5K 10K Half-Marathon +1

Aug

02

Summer's Last Kick

Oswego, Illinois, United States

Running

1.6K 5K

Aug

02

Effingham County Fair 5K

Altamont, Illinois, United States

Running

5K 1.6K

Aug

01

AOTK Nourish the Nations 5k Color Run/Walk

Geneseo, Illinois, United States

Running

5K

Aug

01

Johnsonville Community Days 5K Run/Walk

Johnsonville, Illinois, United States

Running Walking

5K

Aug

01

Lake Land College 5k

Mattoon, Illinois, United States

Running

5K

Aug

01

Dim Sum & Then Some: The Uptown 5K/10K & Kids Dash

Chicago, Illinois, United States

Running

10K 5K

Aug

01

Psrr Free 5K Run/Walk

Shorewood, Illinois, United States

Running

5K

Aug

01

Janet R. Noblitt Mosquito Chase 5K

Hutsonville, Illinois, United States

Running

5K