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

Oct

10

Candy Corn 5K

Carmi, Illinois, United States

Running

5K

Oct

10

Operation Jake 5K Run And Walk

Herrin, Illinois, United States

Running

5K

Oct

10

The Zac Plantz Foundation's Don’t Run Alone 5K Walk & Run

New Lenox, Illinois, United States

Running

5K

Oct

10

Operation Jake

Herrin, Illinois, United States

Running

5K

Oct

10

We Love Teachers 5K - Chicago

Elk Grove Village, Illinois, United States

Running

5K

Oct

10

El Trote De Las Calacas

Elgin, Illinois, United States

Running

5K

Oct

10

Nik's 7K Home Run & 1.5 Mile Walk at MercyHealth Sportscore Two (Indoor Sports Center)

Loves Park, Illinois, United States

Running Walking

7K 2.4K 5K +1

Oct

10

Welcome Run 5K

Lansing, Illinois, United States

Running

5K Welcome Run Kids Race (10 and under)

Oct

10

Cai - Illinois Family 5k

Oak Brook, Illinois, United States

Running

5K

Oct

10

Benton XC Invite

Benton, Illinois, United States

Running

4.7K

Oct

09

St. Mary's Oktoberfest 5k & 1 Mile Fun Run

Alton, Illinois, United States

Running

5K 1.6K

Oct

08

Red Hill Ffa Glow Run

Sumner, Illinois, United States

Running

5K