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zipcodes.pro — CITY/PA/MAMMOTH

Mammoth ZIP code, Pennsylvania

The ZIP code for Mammoth, PA is 15664, and its area code is 724.

USPS city name
1 ZIP code
Overlapping the city
1 more
Population
373
Area code
724

Mail addressed to Mammoth uses the ZIP code above. 1 more ZIP code covers part of the city but is addressed as somewhere else; they are listed separately below.

Mammoth in numbers

About 373 people live in Mammoth, in 223 households. The median household income is $39,219 a year, 50% below the Pennsylvania median of $77,971 (US: $80,734). The median owner-occupied home is valued at $155,500 (39% below the Pennsylvania median). The median age is 66.4; 5.9% of adults 25 and over hold a bachelor's degree or higher (35.2% across Pennsylvania); the average commute takes 27 minutes.

Population373Mammoth373
Households223Mammoth223
Median age66.4Mammoth66.4Pennsylvania40.9US 38.9
Median household income$39,219Mammoth$39,219Pennsylvania$77,971US $80,734
Median home value$155,500Mammoth$155,500Pennsylvania$254,500US $332,700
Bachelor's degree or higher5.9%Mammoth5.9%Pennsylvania35.2%US 35.7%
Mean commute27.1 minMammoth27.1 minPennsylvania26.3 minUS 26.4 min
Population density184 / sq miMammoth184 / sq mi

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, for the census place Mammoth CDP. Survey estimates carry margins of error, wider for small places. Sources and methods.

ZIP codes addressed as Mammoth

ZIP codes with the USPS city name Mammoth
ZIP City Type
15664 Mammoth , PA No street area

Other ZIP codes overlapping Mammoth

These ZIP codes cover part of Mammoth but are addressed as somewhere else.

ZIP codes overlapping Mammoth
ZIP City Type Population Median income Median home
15666 Mount Pleasant , PA Standard 15,980 $68,102 $163,100

Towns near Mammoth

The nearest larger towns are Norvelt (987 people, 1.9 mi), Calumet (1,093 people, 2.0 mi) and Bear Rocks (1,258 people, 4.9 mi).

Towns near Mammoth
TownPopulationDistance
Mount Pleasant 4,199 5.4 mi
Youngwood 2,926 7.0 mi
New Stanton 2,515 7.9 mi
Greensburg 14,741 8.9 mi
Latrobe 7,977 8.9 mi
Scottdale 4,363 9.4 mi
Loyalhanna 3,349 9.8 mi
Jeannette 8,657 12.0 mi
Derry 2,614 12.6 mi
Connellsville 6,849 14.3 mi
Manor 3,538 14.9 mi
Irwin 3,831 15.2 mi
Delmont 2,610 16.0 mi
West Newton 2,621 16.3 mi

More nearby: every ZIP code in Westmoreland County · Pennsylvania ZIP codes

Cite this page

zipcodes.pro. “Mammoth, PA ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/pa/mammoth

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