May Half Marathons within 400 miles of Brookline, NH
Cambridge, MD
Cambridge Crab Run
May 12, 2024
Pittsfield, MA
Steel Rail Race
May 19, 2024
Hamden, CT
Hamden Hills Half Marathon
May 24, 2025
Washington, DC
Spring Georgetown Half
May 26, 2024
Potomac River Run Marathon
May 3, 2025
National Women's Half Marathon
May 4, 2025
Lewes, DE
Seashore Half Marathon
May 4, 2024
Race4Warriors 5K & Half Marathon Challenges
May 10, 2025
Springfield, VA
Spring Memorial Half
May 25, 2024
Buffalo, NY
Buffalo Marathon
May 25, 2025
May 24, 2025
Shelburne, VT
Shelburne Half Marathon
May 5, 2024
Hartford, CT
Nutmeg State Marathon
May 15, 2024
Morris Township, NJ
Superhero Half Marathon & Relay
May 19, 2024
Jersey City, NJ
Jersey City Half
May 19, 2024
Binghamton, NY
Bridge Run
May 4, 2025
Hamilton, MA
Barns and Blooms Half Marathon
May 17, 2025
Marshfield, MA
Beach and Back Half Marathon & 5K
May 18, 2024
Potomac, MD
Fallen Soldiers Memorial Half
May 27, 2024
Roxbury, CT
Mine Hill Half Marathon
May 26, 2024
Ipswich, MA
Spring for the Trails Half Marathon
May 11, 2024
Adamant, VT
Adamant Half Marathon
May 11, 2024
New York, NY
Sri Chinmoy 5K, Half-Marathon & Relay
May 11, 2024
Grand Island, NY
GBTC Grand Island Half Marathon
May 4, 2024
Westfield, MA
Old Colony Marathon
May 14, 2024
Lancaster, PA
Turkey Hill Country Classic
May 4, 2024
DeRuyter, NY
DAM 8
May 19, 2024
Westport, MA
Horseneck Half and 3.5M
May 19, 2024
Providence, RI
Providence Marathon
May 5, 2024
Boston, MA
Boston's Run To Remember
May 25, 2025
Frederick, MD
Frederick Running Festival
May 4, 2025
May 3, 2025
Gloucester, MA
Twin Lights Half Marathon
May 4, 2025
Beacon, NY
Breakneck Point Trail Runs
May 5, 2024
Mystic, CT
Mystic Half Marathon
May 19, 2024
Warwick, RI
Red Island State Marathon
May 13, 2024
Rhinebeck, NY
Fiddler's Bridge Half Marathon & 5K
May 11, 2024
Brooklyn, NY
Brooklyn Mother's Day Half
May 12, 2024
RBC Brooklyn Half
May 18, 2024
NYC Memorial Day Half Marathon
May 25, 2024
Less Popular Brooklyn Half Marathon
May 3, 2025
Conway, NH
REVEL White Mountains
May 5, 2024
Derby, VT
Dandelion Run
May 18, 2024
Harpers Ferry, WV
Harpers Ferry Half Marathon
May 18, 2024
Carderock, MD
Carderock Running Festival
May 19, 2024
Ellicottville, NY
Happy Half
May 11, 2024
East Providence, RI
Rhode Island Half Marathon
May 19, 2024
Coplay, PA
Mother's Day Run for the Roses
May 12, 2024
Greenwood Furnace State Park, PA
Greenwood Furnace Trail Challenge
May 5, 2024
Rockaway Beach, NY
Mother's Day Half Marathon & 5K
May 11, 2024
Seekonk, MA
Cranky Crab Half Marathon
May 5, 2024
Mohnton, PA
Charlie Horse Half Marathon
May 26, 2024
Greenville, RI
The Blazin' Battle Against Brain Cancer
May 18, 2025
Westmore, VT
The Black Fly
May 18, 2024
Hughesville, PA
Luau 1M, 5K, 10K, 15K, and Half Marathon
May 25, 2024
Saint Michaels, MD
St Michaels Running Festival
May 17, 2025
St. Michaels Running Festival
May 17, 2025
Lake Dunmore, VT
Vermont Sun Half Marathon
May 12, 2024
Carbondale, PA
Freedom Trailfest
May 18, 2024
Wellesley Island, NY
Thousand Islands Half Marathon
May 17, 2024
May 18, 2024
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Sat | Sun | Mon | Tue | Wed | Thu | Fri | Multiple |
1. Less Popular Brooklyn Half Marathon
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May 3, 2025Saturday
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13.1M run
More Information
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Brooklyn, NY
187 miles point to pointKings County, NY
2. Maine Coast Marathon
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May 3, 2025Saturday
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13.1M, 5K run
More Information
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Boston Marathon Qualifier
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Wells, ME
70 miles point to pointYork County, ME
3. Potomac River Run Marathon
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May 3, 2025Saturday
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26.2M, 13.1M run
More Information
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Boston Marathon Qualifier
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Washington, DC
389 miles point to point
4. Bridge Run
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May 4, 2025Sunday
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13.1M, 5K run | 13.1M relay | kids run
More Information
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Binghamton, NY
230 miles point to pointBroome County, NY
5. Frederick Running Festival
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May 4, 2025Sunday
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13.1M run | 13.1M relay
More Information
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Frederick, MD
381 miles point to pointFrederick County, MD
6. GBTC Grand Island Half Marathon
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Past DateMay 4, 2024Saturday
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13.1M run
More Information
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Grand Island, NY
388 miles point to pointErie County, NY
7. Hudson Valley Marathon at the Walkway Over the Hudson
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May 4, 2025Sunday
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26.2M, 13.1M, 10K, 5K, 1M run
More Information
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Highland, NY
141 miles point to pointUlster County, NY
8. National Women's Half Marathon
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May 4, 2025Sunday
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13.1M, 8K run
More Information
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Women Only
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Washington, DC
389 miles point to point
9. Pirate 1M, 5K, 10K, 15K, & Half Marathon
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Past DateMay 4, 2024Saturday
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13.1M, 15K, 10K, 5K, 1M run
More Information
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Bel Air, MD
333 miles point to pointHarford County, MD
10. Seashore Half Marathon
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Past DateMay 4, 2024Saturday
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13.1M, 5K run | 13.1M relay
More Information
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Lewes, DE
330 miles point to pointSussex County, DE
11. Turkey Hill Country Classic
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Past DateMay 4, 2024Saturday
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13.1M, 10K, 5K run | kids run
More Information
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Lancaster, PA
309 miles point to pointLancaster County, PA
12. Twin Lights Half Marathon
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May 4, 2025Sunday
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13.1M run
More Information
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Gloucester, MA
52 miles point to pointEssex County, MA
13. York Marathon
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May 4, 2025Sunday
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26.2M, 13.1M run
More Information
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Boston Marathon Qualifier
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York, PA
330 miles point to pointYork County, PA
14. Breakneck Point Trail Runs
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Past DateMay 5, 2024Sunday
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26.2M, 13.1M trail run
More Information
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Beacon, NY
149 miles point to pointDutchess County, NY
15. Cranky Crab Half Marathon
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Past DateMay 5, 2024Sunday
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13.1M, 5K run
More Information
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Seekonk, MA
66 miles point to pointBristol County, MA
16. Greenwood Furnace Trail Challenge
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Past DateMay 5, 2024Sunday
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13.1M trail run
More Information
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Greenwood Furnace State Park, PA
354 miles point to pointCentre County, PA
17. Long Island Marathon Festival of Events
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Past DateMay 5, 2024Sunday
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26.2M, 13.1M run
More Information
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Challenge
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Long Island, NY
184 miles point to pointNassau County, NY
18. Providence Marathon
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CancelledMay 5, 2024Sunday
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26.2M, 13.1M run
More Information
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Boston Marathon Qualifier
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Providence, RI
64 miles point to pointProvidence County, RI
19. REVEL White Mountains
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Past DateMay 5, 2024Sunday
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26.2M, 13.1M run
More Information
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Conway, NH
90 miles point to pointCarroll County, NH
20. Shelburne Half Marathon
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Past DateMay 5, 2024Sunday
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13.1M, 10K, 5K run
More Information
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Shelburne, VT
141 miles point to pointChittenden County, VT
For the love of all that Is good And moisture wicking...
Though we Try To be accurate And On top Of things... Race details can change When we aren't lookin. And once in a while we simply make a mistake.
ALWAYS visit the race's website for the most complete and accurate race information.
ALWAYS visit the race's website for the most complete and accurate race information.