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

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

Loves Park, Illinois, United States

Oct 10, 2026 (Sat)

$20.00 - $35.00

Running, Walking

7K 2.4K 5K +1

Operation Jake

Herrin, Illinois, United States

Oct 10, 2026 (Sat)

$35.00

Running

5K

Be a Hero 5K

Urbana, Illinois, United States

Oct 10, 2026 (Sat)

$25.00

Running

5K

Care4 Breast Cancer Hybrid 5K

Woodstock, Illinois, United States

Oct 10, 2026 (Sat) – Oct 18, 2026

$15.00 - $30.00

Running

5K

Operation Jake 5K Run And Walk

Herrin, Illinois, United States

Oct 10, 2026 (Sat)

$35.00

Running

5K

13th Annual Harvest Hustle 5K

Niles, Illinois, United States

Oct 10, 2026 (Sat)

$10.00 - $25.00

Running

5K

Cai - Illinois Family 5k

Oak Brook, Illinois, United States

Oct 10, 2026 (Sat)

$70.00

Running

5K

El Trote De Las Calacas

Elgin, Illinois, United States

Oct 10, 2026 (Sat)

$50.00

Running

5K

We Love Teachers 5K - Chicago

Elk Grove Village, Illinois, United States

Oct 10, 2026 (Sat)

$20.00 - $40.00

Running

5K

Run Stephenson County

Orangeville, Illinois, United States

Oct 17, 2026 (Sat)

Running

Half-Marathon 5K 10K

JAIMIE COX MEMORIAL RUN

Roscoe, Illinois, United States

Oct 17, 2026 (Sat)

$15.00 - $30.00

Running

5K

Chicago Fall Classic Half Marathon, 10K & Hot Cider Hustle 5K

Chicago, Illinois, United States

Oct 17, 2026 (Sat)

$12.99 - $119.99

Running

Half-Marathon 10K 5K +7