10K races in Illinois, United States — 2026 running calendar

Morton Pumpkin Classic

Morton, Illinois, United States

19 Sep, 2026 (Sat)

$30.00 - $40.00

Running

10K 3.2K

St. Jude Walk

Bloomington, Illinois, United States

19 Sep, 2026 (Sat)

Walking, Running

1.6K 5K 10K Half-Marathon

Heritage Fest 10k

West Dundee, Illinois, United States

19 Sep, 2026 (Sat)

$30.00 - $55.00

Running, Walking

10K 5K 1.9K

Color Run for Nash

Tuscola, Illinois, United States

19 Sep, 2026 (Sat)

$20.00 - $46.00

Running

5K 0.4K 10K +1

MIDWEST OCR

Marseilles, Illinois, United States

19 Sep, 2026 (Sat)

$109.00 - $1,400.00

Obstacle race, Running

10K 5K +10

Oktoberfest Run 5K/10K/13.1 CHICAGO/EVANSTON

Chicago, Illinois, United States

26 Sep, 2026 (Sat)

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

SIUE Cougars Unleashed Homecoming Run & Pancake Breakfast

Edwardsville, Illinois, United States

26 Sep, 2026 (Sat)

$20.00 - $40.00

Running

10K 5K 1.6K

Plainfield Harvest Run 5k/10k & Kids Miler

Plainfield, Illinois, United States

27 Sep, 2026 (Sun)

$18.00 - $45.00

Running

1.6K 5K 10K

Northwest CASA Pumpkin Dash 5k / 10k

Elk Grove Village, Illinois, United States

27 Sep, 2026 (Sun)

$35.00 - $50.00

Running

5K 10K

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

Chicago, Illinois, United States

27 Sep, 2026 (Sun)

$22.00 - $72.00

Running

5K 10K Half-Marathon 1.6K

DeKalb Corn Classic

Dekalb, Illinois, United States

27 Sep, 2026 (Sun)

$30.00 - $40.00

Running

10K 5K

Long Grove's Prairie State Half Marathon, 10K & Oktoberfest 5K

Long Grove, Illinois, United States

03 Oct, 2026 (Sat)

$36.99 - $119.99

Running

Half-Marathon 10K 5K +7