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ZIP Code Database - Facts & Stats

Data Last Updated: May 1, 2022

ZIP Codes for City of Old Westbury, NY

Old Westbury, NY Covers 1 ZIP Code

ZIP CodeTypeCountyPopulationArea Code(s)
ZIP Code 11568StandardNassau4,555516 / 631 / 718

Timezone(s):Eastern (GMT -05:00)
Counties:NASSAU, NY
Population:4,671 (More Details)
Male Population:2,269
Female Population:2,402
Median Age:24
ZIP Codes:1
Area Codes:3
Total Area:453 square miles (county)
Land Area:285 square miles (county)
Water Area:169 square miles (county)

Old Westbury, NY Demographic Information *

Total population4,671
Male population2,269
Female population2,402
Median age (years)24.4
White Population3,064
Black Population746
Indian Population12
Asian Population576
Hawaiian Population1
Hispanic Population316
Median age (Male)25.8
Median age (Female)23.3
Total households1,073
Family households (families)910
Average household size3.02
Average family size3.24
Total housing units1,172
* Demographic data is based on 2010 Census. 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],