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Half Marathons Found In Maryland in September

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Half Marathons in Maryland in September 2025

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

Race Calendar: Half Marathons Found In September

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Howard's Half Marathon/5K Run Festival

Cumberland, Maryland
07 Sep 25
$38.10 - $69.90
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ASICS Susquehanna River Running Festival presented by University of Maryland Upper Chesapeake Health

Havre de Grace, Maryland
20 Sep 25 - 21 Sep 25
$55.00 - $129.20
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2025 Half-Marathon Training

College Park, Maryland
27 Jul 25 - 15 Nov 25
$75.20

Lock 2 Lock Marathon/Half Marathon/10k

Williamsport, Maryland
06 Sep 25
$75.20 - $112.30

Medal Madness 5K, 10K, & Half Marathon at Cedar Lane Regional Park, Bel Air, MD (36) 80

Bel Air, Maryland
06 Sep 25
$33.80 - $70.90

Howard's Half Marathon/5K Run Festival

Cumberland, Maryland
07 Sep 25
$38.10 - $69.90

Annapolis RUN for The Light House

Annapolis, Maryland
12 Sep 25 - 14 Sep 25
$27.50 - $109.12

ASICS Susquehanna River Running Festival presented by University of Maryland Upper Chesapeake Health

Havre de Grace, Maryland
20 Sep 25 - 21 Sep 25
$55.00 - $129.20

Run On The Rocks 10 Miler, Half Marathon & 20 Miler

Point Of Rocks, Maryland
20 Sep 25
$59.30 - $85.80

Parks Half Marathon

Rockville, Maryland
21 Sep 25
Free - $110.00

MCRRC Summer Half Marathon (SHM) Program

Rockville, Maryland
07 Jun 25 - 21 Sep 25
$104.80
Showing 1-9 of 9 results