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ZIP Code Database - Facts & Stats

Data Last Updated: March 1, 2023

ZIP Codes for City of Lancaster, NH

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Counties:COOS, NH
Area Code(s):603
Timezone(s):Eastern (GMT -05:00)
City Population:1,725 (More Details)
CBSA:Berlin, NH
Congressional District(s):02
Land Area:1,795 square miles (county)
Water Area:35 square miles (county)

1 ZIP Code

Lancaster, NH ZIP Code Boundaries

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Lancaster, NH Covers 1 ZIP Code

ZIP CodeTypePopulation% of PopulationAliases

Lancaster, NH Demographic Information *

Total population**1,725
Male population804
Female population921
Median age (years)42.7
White Population1,660
Black Population9
Indian Population16
Asian Population15
Hawaiian Population1
Hispanic Population43
Median age (Male)40.8
Median age (Female)44.3
Total households705
Family households (families)422
Average household size2.3
Average family size2.83
Total housing units816
* Demographic data is based on 2010 Census for the City of LANCASTER.
** 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],