Wall is a borough in Allegheny County, Pennsylvania, home to about 563 people across 0.4 square miles. It has no ZIP code of its own: it’s part of 15148.
Homes sold for a median of $54 per square foot in the three months ending August 2026, a buyer’s market.
Mostly Wilmerding; part is in Wall
Each card is that ZIP code’s whole market, including any part outside Wall. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Wall’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Pittsburgh International Airport (PIT)24 miles away |
|---|---|
| Nearest city of 250,000+ | Pittsburgh, PA10 miles away |
| Nearest city of 1 million+ | Philadelphia, PA247 miles away |
Straight-line distances from the center of Wall; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Wall had 519 residents in the 2020 census, down 29% since 2000.
It’s the 2102nd largest of 2,568 towns in Pennsylvania by population.
Allegheny County grew from 775,058 residents in 1900 to 1,250,578 in 2020.
Allegheny County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 84°F in summer, and winter lows average 22°F. About 40.6 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Braddock Lock 2, PA weather station (3 miles away).
709,774 jobs at 33,812 businesses in Allegheny County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
Nearest hospitals
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances.
Parks (2 nearby)
Grocery stores
Pharmacies
Libraries
Museums
Counts are within about 1 mile of the center of town.
Source: Map data © OpenStreetMap contributors (openstreetmap.org/copyright), as mapped by volunteers; it can miss places or include closed ones.
Public schools here are run by Westinghouse Arts Academy CS. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Westinghouse Arts Academy CSWilmerding | 9–12 | 282 | Charter | 0.7 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools. Listed by address; we don’t rate schools.
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Shares ZIP codes with Wilmerding and North Versailles.
Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.