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ZIP Code Database - Facts & Stats

Data Last Updated: July 1, 2022

ZIP Codes for City of Dunbarton, NH

Dunbarton, NH Covers 1 ZIP Code

ZIP CodeTypeCountyPopulationArea Code(s)
ZIP Code 03046StandardMerrimack2,758603

Timezone(s):Eastern (GMT -05:00)
Population:2,758 (More Details)
Male Population:1,380
Female Population:1,378
Median Age:43
ZIP Codes:1
Area Codes:1
Total Area:956 square miles (county)
Land Area:934 square miles (county)
Water Area:22 square miles (county)

Dunbarton, NH Demographic Information *

There is no Census data for the city of DUNBARTON, NH. We have pulled information for the ZIP Code 03046 instead.
Total population2,758
Male population1,380
Female population1,378
Median age (years)42.5
White Population2,687
Black Population8
Indian Population4
Asian Population17
Hawaiian Population0
Hispanic Population36
Median age (Male)42.9
Median age (Female)42.2
Total households1,015
Family households (families)803
Average household size2.72
Average family size2.99
Total housing units1,077
* Demographic data is based on 2010 Census. Products


  1. U.S. Postal Service [Last Updated: 7/1/2022],
  2. Internal Data Creation [Last Updated: 7/1/2022],
  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],