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Half Marathons found in New York in September

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Half Marathons in New York in September 2025

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

Race Calendar: Half Marathons found in September

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Buffalo Fall Training Group

Hamburg, New York
28 Jul 25 - 30 Sep 25
$77.75
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Sackets Harbor Marathon & Half Marathon

Sackets Harbor, New York
07 Sep 25
$94.00 - $104.00
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The Best Races 5K/10K/13.1 (2025 TIMED Results)

All Locations, New York
01 Jan 25 - 31 Dec 25
$45.52 - $59.30

The Best Races 5K/10K/13.1 & Virtual Run

Anywhere, New York
30 Jan 25 - 30 Dec 25
Free

New York, NY Galloway Running Club and Training Program

New York, New York
16 Apr 25 - 02 Nov 25
Free - $210.88

West of the River Series (June Jaunt, The Potato Run, and Barbecue Bash Quarters)

Rochester, New York
15 Jun 25 - 02 Nov 25
$51.88 - $203.46

Buffalo Fall Training Group

Hamburg, New York
28 Jul 25 - 30 Sep 25
$77.75

Old Forge Marathon Weekend - Ultra, Marathon, Half Marathon, 10K, 5K, Kayak, Bike

Old Forge, New York
04 Sep 25 - 07 Sep 25
$43.40 - $284.50

Sackets Harbor Marathon & Half Marathon

Sackets Harbor, New York
07 Sep 25
$94.00 - $104.00

The Triboro Adventure Tour

Astoria, New York
13 Sep 25
$65.00

National Chocolate Day: Run for Chocolates NYC

New York, New York
13 Sep 25
$32.80 - $48.70

Hedgehog Dash 5K/10K/13.1 NYC

New York, New York
13 Sep 25
$32.80 - $48.70

Planet NY Half Marathon, 10K, and 5K Races

Forest Hills, New York
13 Sep 25
$43.40 - $54.00

Finger Lakes Festival of Races (18M,13.1M,10K& 5K)

Montour Falls, New York
19 Sep 25 - 20 Sep 25
$44.46 - $95.34

Rochester Half Marathon | 5K | Kids 1/2 Mile

Rochester, New York
21 Sep 25 - 28 Sep 25
$16.90 - $91.10

Tromptown Marathon, Half and 5K

DeRuyter, New York
21 Sep 25
$23.15 - $54.63

National Singles Day: Singles & Friends Running Club NYC (Central)

New York City, New York
27 Sep 25
$32.80 - $48.70

National Coffee Day: Run for Coffee NYC (Central)

New York City, New York
27 Sep 25
$32.80 - $48.70

Adirondack Marathon Distance Festival

Schroon Lake, New York
27 Sep 25 - 28 Sep 25
$11.60 - $138.80

GREAT SOUTH BAY RUN

Bay Shore, New York
27 Sep 25
$37.00 - $69.00

National Singles Day: Singles & Friends Running Club NYC

New York, New York
27 Sep 25
$32.80 - $52.94

National Coffee Day: Run for Coffee NYC

New York, New York
27 Sep 25
$32.80 - $52.94

2025 MHRRC Dutchess County Classic

Poughkeepsie, New York
27 Sep 25
Free - $76.33

RUN ROCKAWAY BEACH HALF MARATHON (TUNE UP) AND 5K

Far Rockaway, New York
27 Sep 25
$43.40 - $69.90

2025 Leaf Peeper Half Marathon

Cortland, New York
27 Sep 25
$80.50

Unlimited Breadsticks Trail Race Half Marathon

Victor, New York
28 Sep 25
$58.80
Showing 1-24 of 24 results