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ZIP Code Database - Facts & Stats

Data Last Updated: March 1, 2023

ZIP Codes for City of Groton, CT

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Counties:NEW LONDON, CT
Area Code(s):860, 959
Timezone(s):Eastern (GMT -05:00)
City Population:10,389 (More Details)
CBSA:Norwich-New London, CT
Congressional District(s):02
Land Area:665 square miles (county)
Water Area:107 square miles (county)

2 ZIP Codes

Groton, CT ZIP Code Boundaries

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Groton, CT Covers 2 ZIP Codes

ZIP CodeTypePopulation% of PopulationAliases
06340Standard31,242100.00%BOROUGH, CENTER GROTON, GROTON LONG POINT, JUPITER POINT, NOANK, POQUONOCK BRIDGE
06349P.O. Box00.00%NAVAL SUBMARINE BASE, NAVSUB BASE, SUB BASE NEW LONDON, SUBMARINE BASE

Groton, CT Demographic Information *

Total population**10,389
Male population5,543
Female population4,846
Median age (years)30.7
White Population7,324
Black Population1,064
Indian Population90
Asian Population807
Hawaiian Population5
Hispanic Population1,520
Median age (Male)28.7
Median age (Female)34.2
Total households4,182
Family households (families)2,394
Average household size2.24
Average family size2.87
Total housing units4,708
* Demographic data is based on 2010 Census for the City of GROTON.
** City and ZIP Code Population will not be equal due to differences in their geographies.


References

  1. U.S. Postal Service [Last Updated: 2/1/2023], https://www.usps.com
  2. ZIP-Codes.com Internal Data Creation [Last Updated: 2/1/2023], https://www.zip-codes.com
  3. U.S. Geological Survey [Updated as needed], https://www.usgs.gov/
  4. U.S. Census [Updated Yearly], https://www.census.gov
  5. U.S. Census 2010 [Decennial] [Last Updated: 1/1/2010], https://www.census.gov