Suffolk County Marathon

Babylon, United States • 18-19 Oct 2025

The Suffolk County Marathon is an annual running event held in Bay Shore, New York, featuring a variety of races including a full marathon, half marathon, 10K, and 5K. Scheduled for October 18-19, 2025, the marathon and half marathon take place on Sunday, while the 5K is held on Saturday. The races start in the Village of Babylon and finish in Gardiner Park, West Islip. This event caters to runners of all ages and abilities, promoting community engagement and healthy lifestyles. Participants can also enjoy a virtual challenge option, making it accessible for those unable to attend in person. Visit the organization's website for the most recent information.

Race information

26 mi
Marathon
13 mi
Half Marathon
10 km
10k
5 km
1k Kids Fun Run
Visit the organization's website for the most recent information.
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