Suffolk County Marathon
Saturday, October 17, 2026, first start 9:00 AM, in BAY SHORE (GARDINER COUNTY PARK). Distances: 1K, 5K, 9.3 miles, 16.2 miles, 29.3 miles.
- Date
- Saturday, October 17, 2026 to Tuesday, October 27, 2026
- Start time
- 9:00 AM (earliest wave)
- Location
- GARDINER COUNTY PARK, BAY SHORE, NY 11706
- Area
- Long Island, New York City
- Distances
- 1K5K9.3 miles16.2 miles29.3 miles
- Course
- Trail (dirt or single-track on at least part of the course)
- Price
- See the registration page
- Next price increase
- None published
- Registration
- Open. Opened December 15, online signup closes Saturday, October 17, 2026
How to register
Registration is on RunSignup. Pick your distance, add any extras, and you'll get a confirmation email with your bib details.
Register on RunSignup →Race website
Course and race notes
THE CATHOLIC HEALTH SUFFOLK COUNTY MARATHON WEEKEND. Join us for one of Long Island’s premier running events at the 12th Annual Suffolk County Marathon Weekend, featuring the Marathon, Half Marathon, 10K, and 5K. SATURDAY, OCTOBER 17, 2026. 5K & KIDS 1K.
From the race's own listing. Check the race website for the course map and parking.
Source: RunSignup public race API, refreshed 2026-10-17. Details can change; the registration page is the final word.