3 running events in Bay Shore, New York

From big races to Saturday morning group runs—find running events and connect with the local endurance sports community.

• Great South Bay Run [finishers.com]
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  Sat, Sep 26, 2026

  5k 10k Half Marathon Run

  Bay Shore, New York, United States
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• GREAT SOUTH BAY RUN [runsignup.com]
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  Sat, Oct 03, 2026 at 7:30 AM

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  THE 41st ANNUAL NORTHWELL HEALTH GREAT SOUTH BAY RUN

  Features 3 USATF-certified run courses, choose from the 13.1 mile Half Marathon, a 10K Run, and a perfect 5k Family Fun Run.

  Each race begins and...

  THE 41st ANNUAL NORTHWELL HEALTH GREAT SOUTH BAY RUN

  Features 3 USATF-certified run courses, choose from the 13.1 mile Half Marathon, a 10K Run, and a perfect 5k Family Fun Run.

  Each race begins and ends at the Bay Shore Marina Park, enjoy scenic courses as you run through the historic Bay Shore downtown area passing beautiful residential homes located by the Brightwaters Lakes, Cascades, and Canals. Finish with unobstructed views of Fire Island, and the Great South Bay!!

  5k 10k 13.1 Miles Fun Run Run

  142 S Clinton Ave, Bay Shore, New York, 11706, United States
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• SUFFOLK COUNTY MARATHON [suffolkmarathon.com] [Register at runsignup.com]
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  Sat, Oct 17, 2026 at 12:01 AM

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  The 12th Annual Suffolk County Marathon, Half Marathon, 10K, Sunday, October 18th, and the 5K will be held on Saturday, October 17th, 2026.

  Sunday's races will start in the Village of Babylon and...

  The 12th Annual Suffolk County Marathon, Half Marathon, 10K, Sunday, October 18th, and the 5K will be held on Saturday, October 17th, 2026.

  Sunday's races will start in the Village of Babylon and Finisher in Gardiner Park, located at Montauk Hwy W, Bay Shore, NY 11706. Athletes running the Half & Full Marathon will run one of the most scenic courses on Long Island, as they cross the Robert Moses Causeway. Saturdays races will start and finish at Gardiner County Park.

  Each year, the Marathon raises money to benefit veterans and to date, the Suffolk County Marathon has raised over $1,000,000 for local veterans’ services.

  1k 3.1 Miles 6.2 Miles 9.3 Miles 13.1 Miles 16.2 Miles 26.2 Miles 29.3 Miles Marathon Run

  Bay Shore, New York, 11706, United States
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