GREAT SOUTH BAY RUN
Race Date
Oct 3, 2026
Location
Bay Shore, NY
The Experience
THE 41st ANNUAL NORTHWELL HEALTH GREAT SOUTH BAY RUN Features 3 USATF-certified run courses, choose from the 13.1 mile Half Marathon, a 10K Run, and a perfect 5k Family Fun Run. Each race begins and ends at the Bay Shore Marina Park, enjoy scenic courses as you run through the historic Bay Shore downtown area passing beautiful residential homes located by the Brightwaters Lakes, Cascades, and Canals. Finish with unobstructed views of Fire Island, and the Great South Bay!!
Logistics
Race Day
Saturday, October 3, 2026
Start Time
7:30 AM
Giveaway
Men's & Women's T-Shirt
Start Location
142 S Clinton Ave, Bay Shore, NY, 11706
Course Info
USATF CertifiedCourse Type
Loop Course
Terrain
road
Difficulty
Ultra-Flat
Elevation Gain
0'
Net Drop/km
0 m (Flat)
Separation
0.5%
Also Offers
USATF Certified Course
NY17067JG · Great South Bay Half-Marathon
Relatively flat with minimal net elevation change. Loop course — start and finish are close together.
Quality Score
Standout779 years running
~382 finishers a year
growing or steady
17% returning runners
USATF certified · 3 timing sources
runners from 12 states
winner 1:20:05
typical high 69°F
Race Day Weather
5-year historical avgStart (Low)
56°
Afternoon (High)
69°
Pleasant conditions — light layers at start, comfortable by finish
0.2"
Precipitation
10 mph
Wind
79%
Humidity
Historical Finish Times
How 3,052 finishers actually crossed the line across 9 years.
Most recent
2025
Total finishers
3,052
Median time
2:09:36
Latest turnout
378
States
20
Turnout by year
2017–2025
Hover the histogram to inspect specific finish times.
Race Photos
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