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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

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Spooky Sprint - Greater Chicago

Shorewood, Illinois
18 Oct 25
$18.83 - $44.28
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Naperville Trails Half Marathon & 10K

Wheaton, Illinois
06 Sep 25
$51.74 - $123.74
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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

Spooky Sprint - Greater Chicago

Shorewood, Illinois
18 Oct 25
$18.83 - $44.28

Country Sole Half Marathon, 10K & 5K Run/Walk

Chicago, Illinois
18 Oct 25
$42.54 - $135.00

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

Run Stephenson County

Orangeville, Illinois
18 Oct 25
$38.10 - $59.30
Showing 1-11 of 11 results