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Half Marathons found in New York in September
View all ↓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
πBoosted
Buffalo Fall Training Group
Hamburg, New York
28 Jul 25 - 30 Sep 25
$77.75
πBoosted
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