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ZIP Code Database - Facts & Stats

Data Last Updated: May 1, 2023

ZIP Codes for City of Swanzey, NH

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Area Code(s):603
Timezone(s):Eastern (GMT -05:00)
City Population:6,285 (More Details)
CBSA:Keene, NH
Congressional District(s):02
Land Area:707 square miles (county)
Water Area:22 square miles (county)

1 ZIP Code

Swanzey, NH ZIP Code Boundaries

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Swanzey, NH Covers 1 ZIP Code

ZIP CodeTypePopulation% of PopulationAliases

Swanzey, NH Demographic Information *

There is no Census data for the city of SWANZEY, NH. We have pulled information for the ZIP Code 03446 instead.
Total population**6,285
Male population3,064
Female population3,221
Median age (years)42.6
White Population6,056
Black Population23
Indian Population10
Asian Population90
Hawaiian Population2
Hispanic Population84
Median age (Male)42.2
Median age (Female)43
Total households2,491
Family households (families)1,748
Average household size2.52
Average family size2.91
Total housing units2,679
* Demographic data is based on 2010 Census for the City of SWANZEY.
** 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],