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ZIP Code Database - Facts & Stats

Data Last Updated: May 1, 2022

ZIP Codes for City of Henniker, NH

Henniker, NH Covers 1 ZIP Code

ZIP CodeTypeCountyPopulationArea Code(s)
ZIP Code 03242StandardMerrimack4,836603

Timezone(s):Eastern (GMT -05:00)
Population:1,747 (More Details)
Male Population:869
Female Population:878
Median Age:23
ZIP Codes:1
Area Codes:1
Total Area:956 square miles (county)
Land Area:934 square miles (county)
Water Area:22 square miles (county)

Henniker, NH Demographic Information *

Total population1,747
Male population869
Female population878
Median age (years)22.7
White Population1,624
Black Population51
Indian Population5
Asian Population30
Hawaiian Population0
Hispanic Population45
Median age (Male)22.5
Median age (Female)22.9
Total households556
Family households (families)269
Average household size2.16
Average family size2.78
Total housing units586
* Demographic data is based on 2010 Census. Products


  1. U.S. Postal Service [Last Updated: 5/1/2022],
  2. Internal Data Creation [Last Updated: 5/1/2022],
  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],