Abingdon is a community in Harford County, Maryland, home to about 5,019 people across 2.8 square miles. It has no ZIP code of its own: it’s part of 21009.
Homes sold for a median of $192 per square foot in the three months ending August 2026, a seller’s market.
Mostly Bel Air South; part is in Abingdon
Each card is that ZIP code’s whole market, including any part outside Abingdon. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Abingdon’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Baltimore/Washington International Thurgood Marshall Airport (BWI)29 miles away |
|---|---|
| Nearest city of 250,000+ | Baltimore, MD20 miles away |
| Nearest city of 1 million+ | Philadelphia, PA72 miles away |
Straight-line distances from the center of Abingdon; 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.
It’s the 203rd largest of 527 towns in Maryland by population.
Harford County grew from 28,269 residents in 1900 to 260,924 in 2020.
Harford 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 25°F. About 47.2 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Aberdeen Phillips Fld, MD weather station (7 miles away).
79,488 jobs at 5,636 businesses in Harford County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
153 doctors and other health care providers list an office in Abingdon.
Nearest hospitals
Providers with an office here
| Primary care doctors | 12 |
|---|---|
| Specialist doctors | 13 |
| Dentists | 14 |
| Nurse practitioners and physician assistants | 27 |
| Mental health providers | 50 |
| Physical and occupational therapists | 34 |
| Optometrists | 1 |
| Chiropractors | 2 |
| Pharmacies | 9 |
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 (4 nearby)
Grocery stores (3 nearby)
Pharmacies (2 nearby)
Libraries
Museums
Theaters and performance venues
Counts are within about 1.5 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 Harford County Public Schools. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Abingdon ElementaryAbingdon | Pre-K–5 | 641 | Public | 1.4 mi |
| Old Post Road ElementaryAbingdon | Pre-K–5 | 850 | Public | 1.7 mi |
| William S. James ElementaryAbingdon | K–5 | 463 | Public | 0.6 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 Bel Air South and Edgewood.
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.