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

18th Annual F^3 Lake Half Marathon & 5k

Chicago, Illinois, United States

30 Jan, 2027 (Sat)

$44.00 - $65.00

Running

Half-Marathon 5K

Fly with the Eagles Half Marathon

Murphysboro, Illinois, United States

13 Feb, 2027 (Sat) – 21 Feb, 2027

$50.00

Running

Half-Marathon

Rend Lake Marathon

Benton, Illinois, United States

27 Mar, 2027 (Sat)

$50.00 - $100.00

Running

Marathon Half-Marathon 10.5K

Chi Town Half Marathon & 10K

Chicago, Illinois, United States

03 Apr, 2027 (Sat)

$69.99 - $124.99

Running

Half-Marathon 10K +2

WARRIOR RUSH 5K - 10K - Half Marathon 13.1 (Chicagoland)

Wheaton, Illinois, United States

30 May, 2026 (Sat)

Running

Half-Marathon 10K 5K

Memorial Day Run 5K/10K/13.1 CHICAGO/EVANSTON

Chicago, Illinois, United States

23 May, 2026 (Sat)

Running

5K 10K Half-Marathon 1.6K +2

Run for Mental Health 5K/10K/13.1 CHICAGO/EVANSTON

Chicago, Illinois, United States

23 May, 2026 (Sat) – 14 Nov, 2026

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +14

Quad Cities Distance Classic

Moline, Illinois, United States

10 May, 2026 (Sun)

Running

Half-Marathon 5K

Starved Rock Country Marathon

Ottawa, Illinois, United States

09 May, 2026 (Sat)

Running

Marathon Half-Marathon 10K 5K +2

Mother's Day 5K, 10K & Half Marathon

Lake Zurich, Illinois, United States

08 May, 2026 (Fri) – 10 May, 2026

Running

5K 10K Half-Marathon

Chicagoland Spring Marathon, Half Marathon & 10K

Schaumburg, Illinois, United States

03 May, 2026 (Sun)

Running

Marathon Half-Marathon 10K +5

Sunrise Marathon 5K/10K/13.1 CHICAGO/EVANSTON

Chicago, Illinois, United States

02 May, 2026 (Sat)

Running

5K 10K Half-Marathon 1.6K +2