0018

Half Marathons found in Michigan in September

View all

Half Marathons in Michigan in September 2025

Find A Race is the US's favourite event listings site. Check out our list of September 2025 Half Marathons in Michigan below.

Race Calendar: Half Marathons found in September

πŸš€Boosted

South Lyon Pumpkinfest Half-Marathon

South Lyon, Michigan
28 Sep 25
Free
πŸš€Boosted

Detroit Women's Half Marathon, 10K, and 5K: Women Run the D Run/Walk

Detroit, Michigan
21 Sep 25
Free - $119.10
Feature your event at the top of the results

Team Running Lab Half / Full Marathon Training Group

Brighton, Michigan
28 Apr 25 - 19 Oct 25
Free

Medal Madness 1M, 5K, 10K, 15K, & Half Marathon at Mount Hope Park, Grand Ledge, MI (36) 80

Grand Ledge, Michigan
06 Sep 25
$27.75 - $70.15

Mt. Baldhead Challenge

Saugatuck, Michigan
06 Sep 25
$70.40 - $91.60

Pave the Way

Shelby Township, Michigan
06 Sep 25
$39.95 - $81.89

2025 Holland Haven Marathon

Holland, Michigan
07 Sep 25
$59.30 - $144.10

Millington - Run Michigan Cheap

Millington, Michigan
07 Sep 25
$22.20 - $32.80

Lake Superior Shore Run

Marquette, Michigan
12 Sep 25 - 13 Sep 25
Free - $66.72

Medal Madness 1M, 5K, 10K, 15K, & Half Marathon at McCurdy Park, Corunna, MI (38) 50

Corunna, Michigan
20 Sep 25
$27.75 - $70.15

2025 Run Iron Mountain Half Marathon | 1OK | 5K | 1 Mile Fun Run

Iron Mountain, Michigan
20 Sep 25
$12.50 - $149.40

Capital City River Run

Lansing, Michigan
20 Sep 25
$11.60 - $77.32

Detroit Women's Half Marathon, 10K, and 5K: Women Run the D Run/Walk

Detroit, Michigan
21 Sep 25
Free - $119.10

Escanaba Fall Classic Half Marathon | 5K

Escanaba, Michigan
27 Sep 25
$23.75 - $64.95

Sault International Festival of Races

Sault Sainte Marie, Michigan
27 Sep 25 - 28 Sep 25
$27.50 - $43.40

Gentex Park2Park 1/2 Marathon & 5K for Neighbors Plus

Holland, Michigan
27 Sep 25
$27.85 - $59.92

SHE RUNS Grand Rapids

Grand Rapids, Michigan
28 Sep 25
$38.45 - $96.75

MTTWM - 2025 SHERunsGR

Grand Rapids, Michigan
28 Sep 25
Free - $27.50

Heritage 13.1 & 50K Trail Run

Adrian, Michigan
28 Sep 25
$85.80 - $107.00

South Lyon Pumpkinfest Half-Marathon

South Lyon, Michigan
28 Sep 25
Free
Showing 1-18 of 18 results