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ZIP Code Database - Facts & Stats

Data Last Updated: September 1, 2021

ZIP Codes for City of Mammoth, PA

Mammoth, PA Covers 1 ZIP Code

ZIP CodeTypeCountyPopulationArea Code(s)
ZIP Code 15664P.O. BoxWestmoreland0724

Timezone(s):Eastern (GMT -05:00)
Population:525 (More Details)
Male Population:247
Female Population:278
Median Age:47
ZIP Codes:1
Area Codes:1
Total Area:1,036 square miles (county)
Land Area:1,028 square miles (county)
Water Area:9 square miles (county)

Mammoth, PA Demographic Information *

Total population525
Male population247
Female population278
Median age (years)47.4
White Population521
Black Population0
Indian Population0
Asian Population0
Hawaiian Population1
Hispanic Population0
Median age (Male)44.9
Median age (Female)50
Total households220
Family households (families)153
Average household size2.39
Average family size2.85
Total housing units234
* Demographic data is based on 2010 Census.

Mammoth, PA Other Information

284 Cities within 30 miles of Mammoth, PA Products


  1. U.S. Postal Service [Last Updated: 9/1/2021],
  2. Internal Data Creation [Last Updated: 9/1/2021],
  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],