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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

🚀Boosted

Parks Half Marathon

Rockville, Maryland
21 Sep 25
Free - $115.00
🚀Boosted

2025 Half-Marathon Training

College Park, Maryland
27 Jul 25 - 15 Nov 25
$75.20
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Annapolis RUN for The Light House

Annapolis, Maryland
12 Sep 25 - 14 Sep 25
$27.50 - $120.78

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 - $139.80

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

Point Of Rocks, Maryland
20 Sep 25
$64.60 - $96.40

Parks Half Marathon

Rockville, Maryland
21 Sep 25
Free - $115.00

MCRRC Summer Half Marathon (SHM) Program

Rockville, Maryland
07 Jun 25 - 21 Sep 25
$104.80

2025 Half-Marathon Training

College Park, Maryland
27 Jul 25 - 15 Nov 25
$75.20
Showing 1-6 of 6 results