Race Calendar in Illinois, United States

Care4 Breast Cancer Hybrid 5K

Woodstock, Illinois, United States

10 Oct, 2026 (Sat) – 18 Oct, 2026

$15.00 - $30.00

Running

5K

Coffee Lovers Run 5K/10K/13.1 CHICAGO/EVANSTON

Chicago, Illinois, United States

10 Oct, 2026 (Sat) – 28 Nov, 2026

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +8

Operation Jake

Herrin, Illinois, United States

10 Oct, 2026 (Sat)

$35.00

Running

5K

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

Loves Park, Illinois, United States

10 Oct, 2026 (Sat)

$20.00 - $35.00

Running, Walking

7K 2.4K 5K +1

El Trote De Las Calacas

Elgin, Illinois, United States

10 Oct, 2026 (Sat)

$40.00

Running

5K

Run Stephenson County

Orangeville, Illinois, United States

17 Oct, 2026 (Sat)

Running

Half-Marathon 5K 10K

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

Chicago, Illinois, United States

17 Oct, 2026 (Sat)

$12.99 - $119.99

Running

Half-Marathon 10K 5K +7

Rosehill Cemetery 'Crypt' 5K Run/Walk

Chicago, Illinois, United States

17 Oct, 2026 (Sat)

$42.00 - $47.00

Running

5K

Cantigny 5K Run/Walk 2026 - Benefiting The Midwest Shelter for Homeless Veterans

Wheaton, Illinois, United States

17 Oct, 2026 (Sat)

$5.00 - $20.00

Running

5K 1.6K

JAIMIE COX MEMORIAL RUN

Roscoe, Illinois, United States

17 Oct, 2026 (Sat)

$15.00 - $30.00

Running

5K

Oktoberfest Rotary Run

Bloomington, Illinois, United States

18 Oct, 2026 (Sun)

$10.00 - $30.00

Running

5K 1.6K Brat Dinner + Shirt (No Race) Brat Dinner (No Race)

Richardson Farm Fall 5K & 10K with Family 1 Mile Adventure Run

Spring Grove, Illinois, United States

18 Oct, 2026 (Sun)

$12.99 - $47.99

Obstacle race, Running

5K 10K 1.6K +6