11790   Zip Code Stony Brook Suffolk NY United States

City Stony Brook
County Suffolk
State New York
Latitude 40.90719
Longitude -73.12777
Population 21,074
Density 2890.16 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: $171,133
Median individual: $27,067

Race

Mode: 59.7% White

Gender

 51.5% male 

Rent

  $3501 / month  

Median house value: $622,014.0

Age

Median: 22.3 years old

Education

With at least college degree: 69.9%
With STEM degree: 52.3%

Marital Status

 34.0% married 

Never married: 59.1%

Labor Force Participation

 53.1% working 

Unemployed: 6.4%

Average Family Size

 3.10 people 

Commute Time

 24.5 minutes 

Health Care

 1.5% uninsured 

Poverty

 6.9%

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

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