0020
Half Marathons found in Illinois in Fall
View all ↓Half Marathons in Illinois in Fall 2025
Find A Race is the US's favourite event listings site. Check out our list of Fall 2025 Half Marathons in Illinois below.
Race Calendar: Half Marathons found in Fall
πBoosted
International Sloth Day Run 5K/10K/13.1 CHICAGO/EVANSTON
Chicago, Illinois
Sat 18 Oct 25
$32.80 - $52.94
πBoosted
Riverview Ramble Half Marathon
Mount Carmel, Illinois
Sat 25 Oct 25
$38.65 - $70.45
Feature your event at the top of the results
Spooky Sprint - Greater Chicago
Shorewood, Illinois
Sat 18 Oct 25
$20.83 - $73.94
Run Stephenson County
Orangeville, Illinois
Sat 18 Oct 25
$54.00 - $85.80
Chicago Fall Classic Half Marathon, 10K & Hot Cider Hustle 5K
Chicago, Illinois
Sat 18 Oct 25
$14.94 - $135.00
Galena River Fall Half Marathon & 8k
Galena, Illinois
Sat 25 Oct 25
$80.99
Riverview Ramble Half Marathon
Mount Carmel, Illinois
Sat 25 Oct 25
$38.65 - $70.45
Haunted Halloween Half Marathon & 5km
Chicago, Illinois
Sun 26 Oct 25
$64.85 - $101.95
Tri-State Warrior Run
Quincy, Illinois
Sun 26 Oct 25
$11.60 - $48.70
Dam Site Run
LeRoy, Illinois
Sun 02 Nov 25
$53.99
13th Annual Springfield Marathon - Harvest Wind Half Marathon & 10K
New Berlin, Illinois
Sat 08 Nov 25
Free - $80.50
Veterans Day Freedom Run 5K/10K/13.1 CHICAGO/EVANSTON
Chicago, Illinois
Sat 15 Nov 25
$32.80 - $52.94
The Forge Trail Run Festival
Lemont, Illinois
Sat 15 Nov 25
$62.20 - $101.95
Bed to 5K/10K/13.1 Snoozers Run CHICAGO/EVANSTON
Chicago, Illinois
Sat 15 Nov 25
$32.80 - $52.94
2025 Turkey Trot
Decatur, Illinois
Sat 22 Nov 25
$25.00 - $35.00
Run for Coffee Lovers 5K/10K/13.1 CHICAGO/EVANSTON
Chicago, Illinois
Sat 29 Nov 25
$32.80 - $52.94
Thanksgiving Turkey Gobble Trot 5K/10K/13.1 CHICAGO/EVANSTON
Chicago, Illinois
Sat 29 Nov 25
$32.80 - $52.94
Schaumburg Turkey Trot Half Marathon & 5K
Elk Grove Village, Illinois
Sat 29 Nov 25
Free - $123.74
Run Against Breast Cancer 5K/10K/13.1 CHICAGO/EVANSTON
Chicago, Illinois
Sat 18 Oct 25
$32.80 - $52.94
International Sloth Day Run 5K/10K/13.1 CHICAGO/EVANSTON
Chicago, Illinois
Sat 18 Oct 25
$32.80 - $52.94
Halloween Trick or Trot Run 5K/10K/13.1 CHICAGO/EVANSTON
Chicago, Illinois
Sat 01 Nov 25
$32.80 - $48.70
Run Chi-Town "Windy City" 5K/10K/13.1 FALL
Chicago, Illinois
Sat 01 Nov 25
$32.80 - $52.94
Showing 1-20 of 20 results