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

Apr

03

Chi Town Half Marathon & 10K

Chicago, Illinois, United States

$69.99 - $124.99

Running

Half-Marathon 10K +2

Apr

10

Run for Bagels 5K/10K/13.1 Chicago/Evanston

Chicago, Illinois, United States

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

May

02

Chicagoland Spring Marathon, Half Marathon & 10K

Schaumburg, Illinois, United States

$39.99 - $159.99

Running

Marathon Half-Marathon 10K +5

May

08

Run for Chocolate 5k/10k/13.1 Chicago/Evanston

Chicago, Illinois, United States

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +8

Sep

05

Naperville Trails Half Marathon & 10K

Wheaton, Illinois, United States

Running

Half-Marathon 10K +2

Aug

29

Run to Breast Cancer 5K/10K/13.1 CHICAGO/EVANSTON

Chicago, Illinois, United States

Running

5K 10K Half-Marathon 1.6K +2

Aug

22

Shawnee Hills Trail Races

Ozark, Illinois, United States

Trail running Running

Ultra Half-Marathon Pacer Registration +2

Aug

15

RAMP River Run – 3K, 5K, & 1/2 Marathon Run

Rockford, Illinois, United States

Running Walking

Half-Marathon 5K 3K +1

Aug

15

Run for PB& J 5K/10K/13.1 CHICAGO/EVANSTON

Chicago, Illinois, United States

Running

5K 10K Half-Marathon 1.6K +2

Aug

15

Cookie Run 5K/10K/13.1 Chicago/Evanston

Chicago, Illinois, United States

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +8

Aug

02

Heatwave Half Marathon - Greater Chicago

Chicago, Illinois, United States

Running

1.6K 5K 10K Half-Marathon +1

Jul

31

Run Mahomet

Mahomet, Illinois, United States

Running

3.1K 10K Half-Marathon 5K +3