Ellsworth is a borough in Washington County, Pennsylvania, home to about 791 people across 0.7 square miles. Its ZIP code is 15331.
Homes sold for a median of $152 per square foot in the three months ending August 2026.
Mostly Ellsworth; also Somerset Township (Washington County)
Each card is that ZIP code’s whole market, including any part outside Ellsworth. 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)29 miles away |
|---|---|
| Nearest city of 250,000+ | Pittsburgh, PA23 miles away |
| Nearest city of 1 million+ | Philadelphia, PA258 miles away |
Straight-line distances from the center of Ellsworth; 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.
Ellsworth had 945 residents in the 2020 census, down 13% since 2000.
It’s the 1917th 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 85°F in summer, and winter lows average 21°F. About 41.1 inches of rain and melted snow fall in a typical year, with about 10 inches of snow.
Source: NOAA 1991–2020 climate normals, Charleroi Lock 4, PA weather station (7 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).
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
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.
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Shares ZIP codes with Somerset Township (Washington County).
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.