Penn Township (Westmoreland County) is a township in Westmoreland County, Pennsylvania, home to about 20,456 people across 31 square miles. Its ZIP codes are 15085, 15623 and 15636, and parts of 15632, 15642, 15644, 15665 and 15675 are in Penn Township (Westmoreland County) too.
Homes sold for a median of $204 per square foot across 3 ZIP codes in the three months ending August 2026, and 2 of 3 were seller’s markets.
Mostly Penn Township (Westmoreland County); also Trafford and North Huntingdon
All in Penn Township (Westmoreland County)
Mostly Penn Township (Westmoreland County); also Manor Borough
Mostly Murrysville; part is in Penn Township (Westmoreland County)
Mostly North Huntingdon; part is in Penn Township (Westmoreland County)
Mostly Jeannette; part is in Penn Township (Westmoreland County)
Mostly Manor Borough; part is in Penn Township (Westmoreland County)
Mostly Penn Borough; part is in Penn Township (Westmoreland County)
Each card is that ZIP code’s whole market, including any part outside Penn Township (Westmoreland County). Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Penn Township (Westmoreland County)’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)32 miles away |
|---|---|
| Closer regional airport | Arnold Palmer Regional Airport (LBE)14 miles away |
| Nearest city of 250,000+ | Pittsburgh, PA18 miles away |
| Nearest city of 1 million+ | Philadelphia, PA240 miles away |
Straight-line distances from the center of Penn 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.
Penn Township (Westmoreland County) had 20,079 residents in the 2020 census, up 2% since 2000.
It’s the 98th 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 86°F in summer, and winter lows average 22°F. About 43.7 inches of rain and melted snow fall in a typical year, with about 25 inches of snow.
Source: NOAA 1991–2020 climate normals, Murrysville 2 Sw, 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).
36 doctors and other health care providers list an office in Penn Township (Westmoreland County)’s ZIP codes.
Nearest hospitals
Providers with an office here
| Primary care doctors | 5 |
|---|---|
| Specialist doctors | 2 |
| Dentists | 5 |
| Nurse practitioners and physician assistants | 2 |
| Mental health providers | 6 |
| Physical and occupational therapists | 11 |
| Chiropractors | 5 |
| Pharmacies | 2 |
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 (26 nearby)
Grocery stores (4 nearby)
Pharmacies (4 nearby)
Libraries (3 nearby)
Museums (1 nearby)
Theaters and performance venues (1 nearby)
Counts are within about 3.5 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 Penn-Trafford SD. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Level Green El SchTrafford | K–5 | 269 | Public | 4.3 mi |
| Trafford El SchTrafford | K–5 | 196 | Public | 5.8 mi |
| Trafford MSTrafford | 6–8 | 354 | Public | 5.8 mi |
| Penn Trafford HSHarrison City | 9–12 | 1,167 | Public | 0.4 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 North Huntingdon, Jeannette, Murrysville, Irwin Borough, Hempfield, Trafford, Washington Township (Westmoreland County), Sewickley Township, Manor Borough, Export, North Irwin, Penn Borough, Salem Township (Westmoreland County) and Trafford Borough.
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.