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Half Marathons found in Illinois
View all ↓Half Marathons in Illinois 2025 - 2026
The most comprehensive list of Half Marathons in and near Illinois in 2025 - 2026. Find your perfect race!
Ready to take on a new challenge? If you're in Illinois and seeking half marathon races in neighboring states, look no further. Discover our calendars of:
Find your next great goal to chase at findarace, and choose from an extensive list of runs, swims, and cycles all over the US.
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Race Calendar: Half Marathons found in Illinois
πBoosted
Lincoln Presidential Half Marathon
Springfield, Illinois
05 Apr 25
$43.40 - $96.40
πBoosted
Hometown Half Marathon & 5k/10k - Greater Chicago
Wheaton, Illinois
31 May 25
$18.83 - $54.28
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Chi Town Half Marathon & 10K
Chicago, Illinois
05 Apr 25
$68.99 - $135.00
Lincoln Presidential Half Marathon
Springfield, Illinois
05 Apr 25
$43.40 - $96.40
Allerton Races
Monticello, Illinois
11 Apr 25 - 12 Apr 25
$27.50 - $41.28
DoNot Stop Half Marathon (5k/10k)- Greater Chicago
Wheaton, Illinois
12 Apr 25
$18.83 - $71.82
Chicagoland Spring Marathon, Half Marathon & 10K
Schaumburg, Illinois
04 May 25
$55.19 - $157.49
Quad Cities Distance Classic
Moline, Illinois
11 May 25
$29.62 - $54.00
Run for Heroes Half Marathon, 10K, 5K hosted by Revive Vienna
Vienna, Illinois
24 May 25
$32.80 - $54.00
Red Cedar Trail Half Marathon and 38k at Giant City State Park
Makanda, Illinois
24 May 25
$65.70 - $81.71
Hometown Half Marathon & 5k/10k - Greater Chicago
Wheaton, Illinois
31 May 25
$18.83 - $54.28
Sullivan Dash & Bash
Sullivan, Illinois
14 Jun 25
$12.10 - $54.50
Hoffman Estates Stars and Stripes Half Marathon, 10K & 5K
Hoffman Estates, Illinois
28 Jun 25
Free - $123.75
Christmas in July Half Marathon and 5K (Chicago area)
Elk Grove Village, Illinois
19 Jul 25
Free - $77.44
Stan's Donut Race
Chicago, Illinois
26 Jul 25
$27.49 - $59.29
Run Mahomet
Mahomet, Illinois
01 Aug 25 - 02 Aug 25
$16.90 - $64.60
RAMP River Run 3K, 5K, & 1/2 Marathon Run
Rockford, Illinois
16 Aug 25
Free - $80.50
Naperville Trails Half Marathon & 10K
Wheaton, Illinois
06 Sep 25
$51.74 - $123.74
Spooky Sprint - Springfield
Springfield, Missouri
21 Sep 25
$18.83 - $48.28
Belleville Main Street Marathon & Half Marathon
Belleville, Illinois
27 Sep 25
$69.90 - $80.50
Stone Bridge Half Marathon and 5k
Roscoe, Illinois
27 Sep 25
$27.50 - $59.30
Long Grove's Prairie State Half Marathon, 10K & Oktoberfest 5K
Long Grove, Illinois
04 Oct 25
$42.54 - $118.13
Country Sole Half Marathon, 10K & 5K Run/Walk
Chicago, Illinois
18 Oct 25
$42.54 - $135.00
Spooky Sprint - Greater Chicago
Shorewood, Illinois
18 Oct 25
$18.83 - $44.28
Galena River Fall Half Marathon & 8k
Galena, Illinois
25 Oct 25
$70.39 - $80.99
Haunted Halloween Half Marathon & 5km
Chicago, Illinois
26 Oct 25
$38.35 - $59.55
The Forge Trail Run Festival
Lemont, Illinois
15 Nov 25
$54.25 - $91.35
17th Annual F^3 Lake Half Marathon & 5k
Chicago, Illinois
31 Jan 26
$42.59 - $59.55
Run Stephenson County
Orangeville, Illinois
18 Oct 25
$38.10 - $59.30
Showing 1-27 of 27 results