Ellerslie is a community in Allegany County, Maryland, home to about 514 people across 0.9 square miles. Its ZIP code is 21529.
Homes sold for a median of $149 per square foot in the three months ending August 2026, a seller’s market.
Each card is that ZIP code’s whole market, including any part outside Ellerslie. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Ellerslie’s story and what everyday life there is like, for people thinking about moving in.
Are you a local agent who knows Ellerslie well? Agents who advertise here will be able to write the guide. Advertise on OfferBacked
| Nearest major airport | Washington Dulles International Airport (IAD)88 miles away |
|---|---|
| Closer regional airport | John Murtha Johnstown Cambria County Airport (JST)42 miles away |
| Nearest city of 250,000+ | Pittsburgh, PA81 miles away |
| Nearest city of 1 million+ | Philadelphia, PA194 miles away |
Straight-line distances from the center of Ellerslie; 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.
Ellerslie had 651 residents in the 2020 census, up 14% since 2010.
It’s the 378th largest of 527 towns in Maryland by population.
Allegany County grew from 53,694 residents in 1900 to 68,106 in 2020.
Allegany County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 87°F in summer, and winter lows average 23°F. About 39.3 inches of rain and melted snow fall in a typical year, with about 29 inches of snow.
Source: NOAA 1991–2020 climate normals, Cumberland 2, MD weather station (5 miles away).
21,366 jobs at 1,430 businesses in Allegany 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 (1 nearby)
Grocery stores
Pharmacies
Libraries
Museums
Theaters and performance venues
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.
Buying or selling around Ellerslie? 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…
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.