Mammoth
Census-designated place in Westmoreland County, Pennsylvania

Mammoth is an unincorporated community (census-designated place) in Westmoreland County, Pennsylvania, with 526 residents (2020 Census). It sits at 1,109 ft (338 m) above sea level. The nearest town is Norvelt, 1.9 miles W.
- 526residents (2020 Census)
- 1,109 ftelevation · 338 m
- 2.0 sq miland area · 5.2 km²
- 260 / sq mipopulation density
- 15674ZIP code
About Mammoth
Mammoth is a census-designated place that is located in Mount Pleasant Township, Westmoreland County in the state of Pennsylvania, United States, with its own post office and postal zip code: 15664.
The community is located just off Pennsylvania Route 982 and is part of the Mount Pleasant Area School District.
Text: Wikipedia · CC BY-SA 4.0
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Living in Mammoth
- Median household income
- $39,219
- Median home value
- $155,500
- Median age
- 66.4
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Map of Mammoth
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Open in Google Maps ›Mammoth, PA population
Mammoth had 526 residents in the 2020 Census.
| 2020 Census | 526 |
|---|---|
| Density | 260 per sq mi (100 per km²) |
Source: U.S. Census Bureau, Decennial Census.
Mammoth at a glance
| State | Pennsylvania (PA) |
|---|---|
| County | Westmoreland County |
| Type | Census-designated place |
| Population | 526 (2020) |
| Land area | 2.02 sq mi (5.2 km²) |
| Elevation | 1,109 ft (338 m) |
| Coordinates | 40.1987° N, 79.4629° W |
| ZIP code | 15674 |
| Census code (GEOID) | 4246800 |
Sources: U.S. Census Bureau (Gazetteer, ZCTA), USGS GNIS, Wikidata.
Towns near Mammoth
- Norvelt1.9 mi W
- Calumet2.0 mi NW
- Bear Rocks4.9 mi S
- Mount Pleasant5.4 mi SW
- Hostetter5.7 mi NE
- Unity6.0 mi N
- Youngwood7.0 mi NW
- St. Vincent College7.1 mi NE
- South Greensburg7.1 mi NW
- Donegal7.4 mi SE
- Youngstown7.6 mi NE
- Lawson Heights7.7 mi NE
Straight-line distance between town centers.
Frequently asked questions about Mammoth
What county is Mammoth in?
Mammoth is in Westmoreland County, Pennsylvania.
What is the population of Mammoth, PA?
526 people lived in Mammoth at the 2020 Census.
What is the ZIP code of Mammoth, PA?
The ZIP code of Mammoth is 15674.
What is the elevation of Mammoth?
1,109 feet (338 m) above sea level.
What towns are near Mammoth?
Norvelt (1.9 mi), Calumet (2.0 mi), Bear Rocks (4.9 mi), Mount Pleasant (5.4 mi), Hostetter (5.7 mi).
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