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ZIP Code Database - Facts & Stats

Data Last Updated: March 1, 2023

ZIP Codes for City of Southbury, CT

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Counties:NEW HAVEN, CT
Area Code(s):203
Timezone(s):Eastern (GMT -05:00)
City Population:19,904 (More Details)
CBSA:New Haven-Milford, CT
Congressional District(s):05
Land Area:604 square miles (county)
Water Area:258 square miles (county)

1 ZIP Code

Southbury, CT ZIP Code Boundaries

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Southbury, CT Covers 1 ZIP Code

ZIP CodeTypePopulation% of PopulationAliases

Southbury, CT Demographic Information *

There is no Census data for the city of SOUTHBURY, CT. We have pulled information for the ZIP Code 06488 instead.
Total population**19,904
Male population9,300
Female population10,604
Median age (years)49.9
White Population18,871
Black Population166
Indian Population21
Asian Population531
Hawaiian Population4
Hispanic Population523
Median age (Male)47.9
Median age (Female)51.8
Total households8,213
Family households (families)5,290
Average household size2.33
Average family size2.96
Total housing units9,091
* Demographic data is based on 2010 Census for the City of SOUTHBURY.
** City and ZIP Code Population will not be equal due to differences in their geographies.


  1. U.S. Postal Service [Last Updated: 2/1/2023],
  2. Internal Data Creation [Last Updated: 2/1/2023],
  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],