11971   Zip Code Southold Suffolk NY United States

City Southold
County Suffolk
State New York
Latitude 41.05949
Longitude -72.42617
Population 6,361
Density 580.57 people per square mile
Time Zone America/New York
  • All demographic data comes from the 2024 American Community Survey (5-year study).
  • Learn more about each field.
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Household Income

Median household: $129,507
Median individual: $62,750

Race

Mode: 80.4% White

Gender

 50.7% female 

Rent

  $2335 / month  

Median house value: $837,197.0

Age

Median: 48.7 years old

Education

With at least college degree: 55.2%
With STEM degree: 35.8%

Marital Status

 65.6% married 

Never married: 25.0%

Labor Force Participation

 57.8% working 

Unemployed: 6.0%

Average Family Size

 2.97 people 

Commute Time

 27.4 minutes 

Health Care

 10.5% uninsured 

Poverty

 3.9%

All data comes from the SimpleMaps US Zips Comprehensive Database, February 2026.

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