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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
Spooky Sprint - Greater Chicago
Shorewood, Illinois
18 Oct 25
$20.83 - $50.28
πBoosted
Valentines Live, Love, RUN 5K/10K/13.1 CHICAGO/EVANSTON
Chicago, Illinois
14 Feb 26
$32.80 - $48.70
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Homegrown Illinois Corn Stars & Stripes Half Marathon, 10K & 5K
Hoffman Estates, Illinois
28 Jun 25
Free - $123.74
Christmas in July Half Marathon and 5K (Chicago area)
Elk Grove Village, Illinois
19 Jul 25
Free - $98.44
Stan's Donut Race
Chicago, Illinois
26 Jul 25
$32.79 - $64.59
Run Mahomet
Mahomet, Illinois
01 Aug 25 - 02 Aug 25
$16.90 - $69.90
Singles & Friends Running Club 5K/10K/13.1 CHICAGO/EVANSTON
Chicago, Illinois
02 Aug 25
$32.80 - $48.70
Run for Coffee Lovers 5K/10K/13.1 CHICAGO/EVANSTON
Chicago, Illinois
02 Aug 25
$32.80 - $48.70
Run for Mental Health 5K/10K/13.1 CHICAGO/EVANSTON
Chicago, Illinois
16 Aug 25
$32.80 - $52.94
The Cookie Dash Run 5K/10K/13.1 CHICAGO/EVANSTON
Chicago, Illinois
16 Aug 25
$32.80 - $52.94
RAMP River Run β 3K, 5K, & 1/2 Marathon Run
Rockford, Illinois
16 Aug 25
Free - $80.50
Labor Day Run 5K/10K/13.1 CHICAGO/EVANSTON
Chicago, Illinois
30 Aug 25
$32.80 - $48.70
Sunrise Marathon 5K/10K/13.1 CHICAGO/EVANSTON
Chicago, Illinois
30 Aug 25
$32.80 - $48.70
Naperville Trails Half Marathon & 10K
Wheaton, Illinois
06 Sep 25
$51.74 - $123.74
National Chocolate Day: Run for Chocolates CHICAGO/EVANSTON
Chicago, Illinois
13 Sep 25
$32.80 - $48.70
Hedgehog Dash 5K/10K/13.1 CHICAGO/EVANSTON
Chicago, Illinois
13 Sep 25
$32.80 - $48.70
Divas Chicago Half Marathon and 5k
Chicago, Illinois
13 Sep 25
$48.69 - $85.79
Spooky Sprint - Springfield
Springfield, Missouri
21 Sep 25
$20.83 - $59.10
Belleville Main Street Marathon & Half Marathon
Belleville, Illinois
27 Sep 25
$96.40 - $107.00
National Singles Day: Singles & Friends Running Club CHICAGO/EVANSTON
Chicago, Illinois
27 Sep 25
$32.80 - $48.70
National Coffee Day: Run for Coffee CHICAGO/EVANSTON
Chicago, Illinois
27 Sep 25
$32.80 - $48.70
Stone Bridge Half Marathon and 5k
Roscoe, Illinois
27 Sep 25
$27.50 - $59.30
Cheers to Oktoberfest Run 5K/10K/13.1 CHICAGO/EVANSTON
Chicago, Illinois
04 Oct 25
$32.80 - $48.70
Long Grove's Prairie State Half Marathon, 10K & Oktoberfest 5K
Long Grove, Illinois
04 Oct 25
$42.54 - $118.13
Run for Donuts 5K/10K/13.1 CHICAGO/EVANSTON
Chicago, Illinois
04 Oct 25
$32.80 - $48.70
Run Against Breast Cancer 5K/10K/13.1 CHICAGO/EVANSTON
Chicago, Illinois
18 Oct 25
$32.80 - $48.70
Chicago Fall Classic Half Marathon, 10K & Hot Cider Hustle 5K
Chicago, Illinois
18 Oct 25
$14.94 - $135.00
Spooky Sprint - Greater Chicago
Shorewood, Illinois
18 Oct 25
$20.83 - $50.28
International Sloth Day Run 5K/10K/13.1 CHICAGO/EVANSTON
Chicago, Illinois
18 Oct 25
$32.80 - $48.70
Run Stephenson County
Orangeville, Illinois
18 Oct 25
$43.40 - $75.20
Galena River Fall Half Marathon & 8k
Galena, Illinois
25 Oct 25
$70.39 - $80.99
Tri-State Warrior Run
Quincy, Illinois
26 Oct 25
$11.60 - $48.70
Haunted Halloween Half Marathon & 5km
Chicago, Illinois
26 Oct 25
$48.95 - $80.75
Halloween Trick or Trot Run 5K/10K/13.1 CHICAGO/EVANSTON
Chicago, Illinois
01 Nov 25
$32.80 - $48.70
Run Chi-Town "Windy City" 5K/10K/13.1 FALL
Chicago, Illinois
01 Nov 25
$32.80 - $48.70
Dam Site Run
LeRoy, Illinois
02 Nov 25
$43.39
13th Annual Springfield Marathon - Harvest Wind Half Marathon & 10K
New Berlin, Illinois
08 Nov 25
Free - $69.90
Bed to 5K/10K/13.1 Snoozers Run CHICAGO/EVANSTON
Chicago, Illinois
15 Nov 25
$32.80 - $48.70
The Forge Trail Run Festival
Lemont, Illinois
15 Nov 25
$54.25 - $91.35
Veterans Day Freedom Run 5K/10K/13.1 CHICAGO/EVANSTON
Chicago, Illinois
15 Nov 25
$32.80 - $48.70
Thanksgiving Turkey Gobble Trot 5K/10K/13.1 CHICAGO/EVANSTON
Chicago, Illinois
29 Nov 25
$32.80 - $48.70
Schaumburg Turkey Trot Half Marathon & 5K
Elk Grove Village, Illinois
29 Nov 25
Free - $123.74
Showing 1-40 of 60 results