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ZIP Code Database - Facts & Stats

Data Last Updated: May 1, 2022

ZIP Codes for City of Islandia, NY

Islandia, NY Covers 1 ZIP Code

ZIP CodeTypeCountyPopulationArea Code(s)
ZIP Code 11749StandardSuffolk3,345631 / 516

Timezone(s):Eastern (GMT -05:00)
Counties:SUFFOLK, NY
Population:3,335 (More Details)
Male Population:1,562
Female Population:1,773
Median Age:41
ZIP Codes:1
Area Codes:2
Total Area:2,373 square miles (county)
Land Area:912 square miles (county)
Water Area:1,461 square miles (county)

Islandia, NY Demographic Information *

Total population3,335
Male population1,562
Female population1,773
Median age (years)40.7
White Population2,093
Black Population467
Indian Population12
Asian Population204
Hawaiian Population0
Hispanic Population944
Median age (Male)38.7
Median age (Female)42.6
Total households1,026
Family households (families)730
Average household size3.05
Average family size3.55
Total housing units1,088
* Demographic data is based on 2010 Census.

Islandia, NY Other Information

  • Located in SUFFOLK County, New York
  • Islandia, NY is also known as:

197 Cities within 30 miles of Islandia, NY Products


  1. U.S. Postal Service [Last Updated: 5/1/2022],
  2. Internal Data Creation [Last Updated: 5/1/2022],
  3. U.S. Geological Survey [Updated as needed],
  4. U.S. Census [Updated Yearly],
  5. U.S. Census 2010 [Decennial] [Last Updated: 1/1/2010],