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ZIP Code Database - Facts & Stats

Data Last Updated: October 1, 2021

ZIP Codes for City of Selden, NY

Selden, NY Covers 1 ZIP Code

ZIP CodeTypeCountyPopulationArea Code(s)
ZIP Code 11784StandardSuffolk24,655631

Timezone(s):Eastern (GMT -05:00)
Counties:SUFFOLK, NY
Population:19,851 (More Details)
Male Population:9,845
Female Population:10,006
Median Age:37
ZIP Codes:1
Area Codes:1
Total Area:2,373 square miles (county)
Land Area:912 square miles (county)
Water Area:1,461 square miles (county)

Selden, NY Demographic Information *

Total population19,851
Male population9,845
Female population10,006
Median age (years)37
White Population17,080
Black Population648
Indian Population31
Asian Population876
Hawaiian Population6
Hispanic Population2,750
Median age (Male)35
Median age (Female)39.3
Total households6,446
Family households (families)4,948
Average household size3.08
Average family size3.46
Total housing units6,739
* Demographic data is based on 2010 Census.

Selden, NY Other Information

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

165 Cities within 30 miles of Selden, NY Products


  1. U.S. Postal Service [Last Updated: 10/1/2021],
  2. Internal Data Creation [Last Updated: 10/1/2021],
  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],