Click on map label or in polygon for Allegheny County zip code and census information. Find zip code and Census Data for neighborhoods, real estate.
Allegheny County, Pennsylvania, is organized by ZIP Code Tabulation Areas (ZCTAs), which are geographic representations of ZIP code areas created by the U.S. Census Bureau for data collection and analysis. ZCTAs are essential for gathering and reporting demographic and geographic data aligned with postal ZIP codes but adjusted to capture area populations more accurately. In Allegheny County, ZIP codes span from 15006 to 15295, covering an extensive range of neighborhoods, suburbs, and rural areas, with higher density residential and commercial regions in Pittsburgh, the county's largest city.
Allegheny County’s ZCTAs cover over 130 cities, boroughs, and townships, including major municipalities like Pittsburgh, Bethel Park, McKeesport, and Monroeville. These areas represent a diversity of communities, from bustling urban centers to quiet suburban neighborhoods. The ZIP code with the highest population is 15237, covering much of Ross Township and parts of McCandless Township, while one of the least populated is 15051, which serves the rural town of Indianola. The variety of ZIP codes reflects the county’s urban-to-suburban spread, with each ZCTA providing insights into localized economic activity, household demographics, and land use.
Allegheny County hosts over 40 post offices across its ZIP code areas, ensuring efficient service for its residents. Additionally, there are numerous PO boxes throughout the county, particularly in business districts. ZCTAs in Allegheny County are crucial for supporting planning, resource allocation, and infrastructure development, making it easier to analyze population density, household income, and education levels. Allegheny County’s ZIP code structure highlights the region’s blend of historic neighborhoods, modern suburbs, and business districts that reflect the community’s economic and cultural diversity.