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ZIP Code Database - Facts & Stats

Data Last Updated: October 1, 2022

ZIP Codes for City of Lake Grove, NY

Lake Grove, NY Covers 1 ZIP Code

ZIP CodeTypeCountyPopulationArea Code(s)
ZIP Code 11755StandardSuffolk12,387631 / 934

Timezone(s):Eastern (GMT -05:00)
Counties:SUFFOLK, NY
Population:11,163 (More Details)
Male Population:5,541
Female Population:5,622
Median Age:39
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)

Lake Grove, NY Demographic Information *

Total population11,163
Male population5,541
Female population5,622
Median age (years)39.4
White Population9,811
Black Population242
Indian Population25
Asian Population745
Hawaiian Population0
Hispanic Population866
Median age (Male)38.1
Median age (Female)40.8
Total households3,814
Family households (families)2,940
Average household size2.92
Average family size3.32
Total housing units3,956
* Demographic data is based on 2010 Census. Products


  1. U.S. Postal Service [Last Updated: 10/1/2022],
  2. Internal Data Creation [Last Updated: 10/1/2022],
  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],