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ZIP Code Database - Facts & Stats

Data Last Updated: December 1, 2022

ZIP Codes for City of Hewlett, NY

Hewlett, NY Covers 1 ZIP Code

ZIP CodeTypeCountyPopulation
ZIP Code 11557StandardNassau7,823

Timezone(s):Eastern (GMT -05:00)
Counties:NASSAU, NY
Population:6,819 (More Details)
Male Population:3,276
Female Population:3,543
Median Age:44
ZIP Codes:1
Area Codes:1
Total Area:453 square miles (county)
Land Area:285 square miles (county)
Water Area:169 square miles (county)

Hewlett, NY Demographic Information *

Total population6,819
Male population3,276
Female population3,543
Median age (years)44.2
White Population5,796
Black Population159
Indian Population0
Asian Population483
Hawaiian Population3
Hispanic Population727
Median age (Male)41.9
Median age (Female)46.2
Total households2,547
Family households (families)1,833
Average household size2.67
Average family size3.2
Total housing units2,708
* Demographic data is based on 2010 Census. Products


  1. U.S. Postal Service [Last Updated: 12/1/2022],
  2. Internal Data Creation [Last Updated: 12/1/2022],
  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],