11751   Zip Code Islip Suffolk NY United States

City Islip
County Suffolk
State New York
Latitude 40.72999
Longitude -73.21424
Population 13,726
Density 3463.73 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: $116,559
Median individual: $53,448

Race

Mode: 74.1% White

Gender

 51.3% female 

Rent

  $2257 / month  

Median house value: $558,394.0

Age

Median: 45.6 years old

Education

With at least college degree: 35.8%
With STEM degree: 32.2%

Marital Status

 52.1% married 

Never married: 32.1%

Labor Force Participation

 63.1% working 

Unemployed: 5.6%

Average Family Size

 3.35 people 

Commute Time

 27.5 minutes 

Health Care

 3.3% uninsured 

Poverty

 5.5%

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

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