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ZIP Code Database - Facts & Stats

Data Last Updated: March 1, 2023

ZIP Codes for City of Newcastle, ME

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Counties:LINCOLN, ME
Area Code(s):207
Timezone(s):Eastern (GMT -05:00)
City Population:667 (More Details)
Congressional District(s):01
Land Area:456 square miles (county)
Water Area:244 square miles (county)

1 ZIP Code

Newcastle, ME ZIP Code Boundaries

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Newcastle, ME Covers 1 ZIP Code

ZIP CodeTypePopulation% of PopulationAliases

Newcastle, ME Demographic Information *

Total population**667
Male population300
Female population367
Median age (years)53.8
White Population648
Black Population0
Indian Population5
Asian Population5
Hawaiian Population0
Hispanic Population4
Median age (Male)50.6
Median age (Female)55.1
Total households326
Family households (families)177
Average household size2.01
Average family size2.66
Total housing units384
* Demographic data is based on 2010 Census for the City of NEWCASTLE.
** 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],