Suffolk County Marathon

OCT

17-18

2026

The Suffolk County Marathon is a two-day running festival in October 2026, featuring a scenic course over the Robert Moses Causeway. Events range from a kids' fun run to a full marathon, all supporting local veterans. Races start in Babylon and finish at Gardiner County Park in Bay Shore.

17-18 Oct 2026

Babylon, New York

Website Registration

26 miles 13 miles 10 kilometers 5 kilometers

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Suffolk County Marathon

The Suffolk County Marathon takes place on October 17th and 18th, 2026 in Bay Shore, New York. This is the event's 12th year. The race raises money to benefit veterans, having raised over $1,000,000 for local veterans' services to date.

The weekend features events on both Saturday and Sunday, with races held in Gardiner County Park and the Village of Babylon. Sunday's Marathon, Half Marathon, and 10K start in the Village of Babylon and finish at Gardiner County Park. The marathon and half marathon courses cross the Robert Moses Causeway. Saturday's races, including a 5K Family Trail Run/Walk and a 1K Kids Fun Run, start and finish at Gardiner County Park.

The event offers several registration options, including combined events like Marathon & 5K, Half Marathon & 5K, and 10K & 5K. Age requirements vary by event. There is also a Virtual Mission/Challenge option where participants can run on their own schedule. Visit the organization's website for the most recent information.

26 mi

Marathon

13 mi

Half Marathon

10 km

10k

5 km

5k Family Trail Run / Walk

5 km

1k Kids Fun Run

Virtual Mission / Challenge