Allegheny Township (Westmoreland County) is a township in Westmoreland County, Pennsylvania, home to about 8,238 people across 31 square miles. Its ZIP code is 15656, and parts of 15068, 15613 and 16229 are in Allegheny Township (Westmoreland County) too.
Homes sold for a median of $122 per square foot in the three months ending August 2026, a seller’s market.
Mostly Allegheny Township (Westmoreland County); also Leechburg and Gilpin
Mostly New Kensington; part is in Allegheny Township (Westmoreland County)
Mostly Washington Township (Westmoreland County); part is in Allegheny Township (Westmoreland County)
Mostly South Buffalo; part is in Allegheny Township (Westmoreland County)
Each card is that ZIP code’s whole market, including any part outside Allegheny Township (Westmoreland County). Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Allegheny Township (Westmoreland County)’s story and what everyday life there is like, for people thinking about moving in.
Are you a local agent who knows Allegheny Township (Westmoreland County) well? Agents who advertise here will be able to write the guide. Advertise on OfferBacked
| Nearest major airport | Pittsburgh International Airport (PIT)33 miles away |
|---|---|
| Closer regional airport | Arnold Palmer Regional Airport (LBE)26 miles away |
| Nearest city of 250,000+ | Pittsburgh, PA22 miles away |
| Nearest city of 1 million+ | Philadelphia, PA240 miles away |
Straight-line distances from the center of Allegheny Township (Westmoreland County); 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.
Allegheny Township (Westmoreland County) had 8,328 residents in the 2020 census, up 4% since 2000.
It’s the 347th largest of 2,568 towns in Pennsylvania by population.
Westmoreland County grew from 160,175 residents in 1900 to 354,663 in 2020.
Westmoreland County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 83°F in summer, and winter lows average 21°F. About 42.4 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Natrona Lock 4, PA weather station (5 miles away).
124,843 jobs at 8,428 businesses in Westmoreland County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
47 doctors and other health care providers list an office in Allegheny Township (Westmoreland County).
Nearest hospitals
Providers with an office here
| Primary care doctors | 7 |
|---|---|
| Dentists | 3 |
| Nurse practitioners and physician assistants | 9 |
| Mental health providers | 21 |
| Physical and occupational therapists | 4 |
| Optometrists | 2 |
| Chiropractors | 1 |
| Pharmacies | 5 |
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.
Parks (13 nearby)
Grocery stores (2 nearby)
Pharmacies (1 nearby)
Libraries
Museums (2 nearby)
Theaters and performance venues (2 nearby)
Counts are within about 4 miles 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 Leechburg Area SD, Kiski Area SD. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| David Leech El SchLeechburg | Pre-K–5 | 287 | Public | 2.0 mi |
| Kiski Area North Primary SchLeechburg | K–4 | 447 | Public | 1.1 mi |
| Leechburg Area MSLeechburg | 6–8 | 147 | Public | 2.0 mi |
| Leechburg Area HSLeechburg | 9–12 | 177 | Public | 2.0 mi |
| School | Grades | Students | Affiliation | Distance |
|---|---|---|---|---|
| Merakey Education CenterLeechburg | K–11 | 27 | Nonsectarian | 1.9 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools; Private School Universe Survey (2023-2024) for private schools. Listed by address; we don’t rate schools.
Buying or selling around Allegheny Township (Westmoreland County)? Tell us what you need and when. No agents advertise here yet, so we’ll keep your request for up to 30 days and send it to local agents who join. No obligation, and you choose who to work with.
Loading map…
Shares ZIP codes with New Kensington, Lower Burrell, Plum, Washington Township (Westmoreland County), Arnold, Kiskiminetas, South Buffalo, Leechburg, Upper Burrell, Freeport, Apollo, Gilpin, West Leechburg, Buffalo Township (Butler County), Oklahoma, Parks, Bell Township (Westmoreland County) and Cadogan.
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.