SUFFOLK COUNTY MARATHON
Decision scores
Six 0–100 scores telling you, at a glance, who this race is for.
Best for
About the Race
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 r...
Course Profile
Course profile data unavailable for this race.
Course features
Accessibility & inclusion
Vibe & community
We don't have vibe tags for this race yet — organizers can claim the listing to add them.
History & past results
Past finisher times and year-over-year participation will appear here once the organizer publishes them.
Reviews
Sign in to leave a review
No reviews yet. Be the first to share your experience!
Common questions
How hard is the SUFFOLK COUNTY MARATHON Marathon?
We don't have a verified elevation profile yet — check the organizer's course map for the climb breakdown.
What should I wear?
Dress for ~10°F warmer than the standing temperature once you start running. Throwaway long-sleeve at the start, gloves and a hat for sub-50°F mornings, singlet plus visor when it climbs above 60°F. The race-day forecast above is the source of truth closer to the date.
When does it sell out?
No published deadline. Most races raise the entry fee in tiers and can sell out without warning — sign up early if you're committed.
Similar races worth a look
- Same distance, same month: Best Marathon races in October
- Same distance, statewide: All Marathon races in New York
Train smarter, not harder.
Use our advanced training tools to predict your race time, build a custom plan, and analyze your performance data.