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Half Marathons found in Illinois in Fall

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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

πŸš€Boosted

The Forge Trail Run Festival

Lemont, Illinois
15 Nov 25
$54.25 - $91.35
πŸš€Boosted

Dam Site Run

LeRoy, Illinois
02 Nov 25
$43.39
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Naperville Trails Half Marathon & 10K

Wheaton, Illinois
06 Sep 25
$57.49 - $123.74

Divas Chicago Half Marathon and 5k

Chicago, Illinois
13 Sep 25
$53.99 - $96.39

Hedgehog Dash 5K/10K/13.1 CHICAGO/EVANSTON

Chicago, Illinois
13 Sep 25
$32.80 - $52.94

National Chocolate Day: Run for Chocolates CHICAGO/EVANSTON

Chicago, Illinois
13 Sep 25
$32.80 - $52.94

Stone Bridge Half Marathon and 5k

Roscoe, Illinois
27 Sep 25
$27.50 - $59.30

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

Belleville Main Street Marathon & Half Marathon

Belleville, Illinois
27 Sep 25
$96.88 - $107.75

Miles of Madness

Pekin, Illinois
27 Sep 25 - 28 Sep 25
$38.10 - $2,081.00

Life Time Chicago Half Marathon + 5K

Chicago, Illinois
28 Sep 25
$71.99 - $162.73

Cheers to Oktoberfest Run 5K/10K/13.1 CHICAGO/EVANSTON

Chicago, Illinois
04 Oct 25
$32.80 - $52.94

Run for Donuts 5K/10K/13.1 CHICAGO/EVANSTON

Chicago, Illinois
04 Oct 25
$32.80 - $52.94

Long Grove's Prairie State Half Marathon, 10K & Oktoberfest 5K

Long Grove, Illinois
04 Oct 25
$45.99 - $118.13

Spooky Sprint - Greater Chicago

Shorewood, Illinois
18 Oct 25
$20.83 - $59.10

Run Stephenson County

Orangeville, Illinois
18 Oct 25
$43.40 - $75.20

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

Chicago, Illinois
18 Oct 25
$32.80 - $52.94

Chicago Fall Classic Half Marathon, 10K & Hot Cider Hustle 5K

Chicago, Illinois
18 Oct 25
$14.94 - $135.00

International Sloth Day Run 5K/10K/13.1 CHICAGO/EVANSTON

Chicago, Illinois
18 Oct 25
$32.80 - $52.94

Galena River Fall Half Marathon & 8k

Galena, Illinois
25 Oct 25
$70.39 - $80.99

Riverview Ramble Half Marathon

Mount Carmel, Illinois
25 Oct 25
$38.65 - $59.85

Haunted Halloween Half Marathon & 5km

Chicago, Illinois
26 Oct 25
$48.95 - $80.75

Tri-State Warrior Run

Quincy, Illinois
26 Oct 25
$11.60 - $48.70

Run Chi-Town "Windy City" 5K/10K/13.1 FALL

Chicago, Illinois
01 Nov 25
$32.80 - $52.94

Halloween Trick or Trot Run 5K/10K/13.1 CHICAGO/EVANSTON

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

Veterans Day Freedom Run 5K/10K/13.1 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

Bed to 5K/10K/13.1 Snoozers Run CHICAGO/EVANSTON

Chicago, Illinois
15 Nov 25
$32.80 - $48.70

2025 Turkey Trot

Decatur, Illinois
22 Nov 25
$20.00 - $30.00

Run for Coffee Lovers 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

Thanksgiving Turkey Gobble Trot 5K/10K/13.1 CHICAGO/EVANSTON

Chicago, Illinois
29 Nov 25
$32.80 - $48.70
Showing 1-33 of 33 results