
SUFFOLK COUNTY MARATHON is a running and trail running race on October 17–27, 2026 in BAY SHORE, NY, with entry fees from $15 to $164.
From the Organizer
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.
Events
Weather
It's too far out for a forecast, so here's what weather on this date is normally like in the area. A race day forecast will replace this as race week approaches.
Typical High
62°
Typical Low
49°
Based on US Climate Normals data from Molloy Cercom, 8 mi from the venue.
Host City
City Elevation
0 ft
Nearest Airport
ISP
Long Island MacArthur Airport · 10 mi
Major Hub
JFK
John F. Kennedy International Airport · 28 mi
Time Zone
Eastern Time
From Endurance Grid
Line up lodging and travel early to lock in your race weekend.
Race Location
Your Next Start Line
Every finish line starts with a single decision. Claim your spot at SUFFOLK COUNTY MARATHON, put it on the calendar, and turn “someday” into a start date.
86
Days to train
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From Endurance Grid
This race spans more than one sport — here’s a guide to each, so you can understand what’s involved and decide if it’s the right fit. For course distances, logistics, and race-day specifics, always defer to the race organizer’s event page.
From 5K to marathon, running races are an accessible entry point into endurance sport. There's a distance for every fitness level and a community at every start line.
Running off-road — dirt, singletrack, and mountain paths — from 5Ks to ultras. The terrain makes for an exciting twist and adventure in your running journey.
Coming Up
Tunnel to Towers 5K Run & Walk - Fire Island, NY
6 miles away
Sayville Summerfest Hon. John P. Cohalan 4 Mile Run
9 miles away
Race to End Alz 5K
9 miles away
Inclusion In Motion
4 miles away
Plan your trip
Coming from out of town? There's more to BAY SHORE than race day. We'll help you line up nearby lodging, flights, a rental car, and things to do so you can make the most of your racecation.
Plan your trip to BAY SHOREFrequently Asked Questions (FAQs)
SUFFOLK COUNTY MARATHON
Oct 17, 2026