156214 Zip May 2026

ZIP Code 15621: Profile and Demographic Overview The ZIP code is primarily associated with Calumet, Pennsylvania , a small community located in Westmoreland County . This rural-suburban area is part of the Eastern Time Zone and falls within the 724 area code. Geographic and Administrative Information Primary Location: Calumet, PA . County: Westmoreland County.

The town of Calumet itself covers roughly 2.2 square miles. Demographic Profile (as of 2023/2024 Estimates) 156214 zip

The area is close to several parks and historical sites, including the Derry Area Historical Society Museum and the historic Derry Railroad Station . ZIP Code 15621: Profile and Demographic Overview The

Adjacent areas include 15674, 15689, 15676, and 15666. County: Westmoreland County

Health care services are available through nearby hospitals verified by the American Hospital Association (AHA). Summary Table City Calumet, PA County Westmoreland Area Code Time Zone Eastern Time Estimated Population Median Income 15621, PA Zip Code Map - MapQuest

Recent data for Calumet, PA (the primary city for this ZIP) indicates a small, stable population with the following characteristics: Approximately 1,013 to 1,093 residents. Population Density: About 501 people per square mile. Median Age: 46.3 years. Median Household Income: Roughly $50,464. Local Infrastructure and Services

Approximately 40.21° N latitude and -79.48° W longitude.