Mount Pleasant Township (Washington County) is a township in Washington County, Pennsylvania, home to about 3,322 people across 36 square miles. Its ZIP codes are 15340, 15361 and 15378, and parts of 15057 are in Mount Pleasant Township (Washington County) too.
Homes sold for a median of $211 per square foot across 3 ZIP codes in the three months ending August 2026, and 2 of 3 were seller’s markets.
All in Mount Pleasant Township (Washington County)
All in Mount Pleasant Township (Washington County)
All in Mount Pleasant Township (Washington County)
Mostly South Fayette; part is in Mount Pleasant Township (Washington County)
Each card is that ZIP code’s whole market, including any part outside Mount Pleasant Township (Washington County). Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
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| Nearest major airport | Pittsburgh International Airport (PIT)11 miles away |
|---|---|
| Nearest city of 250,000+ | Pittsburgh, PA17 miles away |
| Nearest city of 1 million+ | Philadelphia, PA272 miles away |
Straight-line distances from the center of Mount Pleasant Township (Washington 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.
Mount Pleasant Township (Washington County) had 3,290 residents in the 2020 census, down 4% since 2000.
It’s the 829th largest of 2,568 towns in Pennsylvania by population.
Washington County grew from 92,181 residents in 1900 to 209,349 in 2020.
Washington 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 39.6 inches of rain and melted snow fall in a typical year, with about 44 inches of snow.
Source: NOAA 1991–2020 climate normals, Pittsburgh Intl Ap, PA weather station (11 miles away).
84,410 jobs at 5,340 businesses in Washington County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
9 doctors and other health care providers list an office in Mount Pleasant Township (Washington County)’s ZIP codes.
Nearest hospitals
Providers with an office here
| Primary care doctors | 4 |
|---|---|
| Nurse practitioners and physician assistants | 2 |
| Mental health providers | 3 |
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 (6 nearby)
Grocery stores (1 nearby)
Pharmacies
Libraries (1 nearby)
Theaters and performance venues
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.
Established in 1788.
Source: Wikidata (wikidata.org), the free knowledge base; people are listed by place of birth.
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Shares ZIP codes with South Fayette, Cecil, North Fayette, McDonald Borough (Washington County), Robinson Township, McDonald Borough (Allegheny County) and Cross Creek.
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.