Half-Marathon races in Illinois, United States — 2026 running calendar

Sep

12

National Chocolate Day: Run for Chocolates 5K/10K/13.1 CHICAGO/EVANSTON

Chicago, Illinois, United States

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

Sep

19

St. Jude Walk

Bloomington, Illinois, United States

Walking Running

1.6K 5K 10K Half-Marathon

Sep

26

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

Chicago, Illinois, United States

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

Sep

26

Stone Bridge Half Marathon and 5k

Roscoe, Illinois, United States

$35.00 - $80.00

Running

Half-Marathon 5K

Sep

26

Belleville Main Street Marathon & Half Marathon

Belleville, Illinois, United States

$110.00 - $120.00

Running

Marathon Half-Marathon

Sep

27

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

Chicago, Illinois, United States

$22.00 - $78.00

Running

5K 10K Half-Marathon 1.6K

Oct

03

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

Long Grove, Illinois, United States

$36.99 - $119.99

Running

Half-Marathon 10K 5K +7

Oct

10

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

Chicago, Illinois, United States

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +8

Oct

10

Sauk Valley Apple Cider Run

Rock Falls, Illinois, United States

$35.00 - $60.00

Running

Half-Marathon 5K

Oct

17

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

Chicago, Illinois, United States

$12.99 - $119.99

Running

Half-Marathon 10K 5K +7

Oct

17

Run Stephenson County

Orangeville, Illinois, United States

Running

Half-Marathon 5K 10K

Oct

25

Haunted Halloween Half Marathon & 5km

Chicago, Illinois, United States

$59.00 - $99.00

Running

Half-Marathon 5K