There is one unique ZIP code in Fallston, Maryland and it is 21047. Area code: 443/410.
1
ZIP codes
22.55
sq mi land
0.06
sq mi water
443/410
area code
Fallston, MD ZIP code map
About Fallston, MD
Fallston, Maryland is a charming unincorporated community located in Harford County, in the northeastern part of the state. Served by a single ZIP code, 21047, Fallston is known for its peaceful residential character, strong sense of community, and easy access to the greater Baltimore metropolitan area. The area attracts families and professionals alike who seek a quieter, suburban lifestyle without sacrificing proximity to urban employment centers.
Location & geography
Fallston is situated in Harford County in northeastern Maryland, roughly between the city of Bel Air to the north and the White Marsh area to the south. Neighboring communities include Bel Air, which lies just a few miles to the north, as well as Abingdon and Jarrettsville within a short drive. The community covers 22.55 square miles of land and just 0.06 square miles of water, reflecting its largely upland, gently rolling terrain typical of the Piedmont region of Maryland.
Community & economy
Fallston has a distinctly suburban and residential character, with well-established neighborhoods, highly regarded schools in the Harford County Public Schools system, and a strong sense of local pride. The local economy is supported by a mix of small businesses, professional services, and retail establishments along corridor roads such as Fallston Road and Belair Road. Daily life in Fallston revolves around family-oriented activities, community events, and the natural surroundings that make Harford County one of Maryland's most desirable places to live.
Transportation
Fallston is conveniently accessible via U.S. Route 1 (Belair Road), a major north-south corridor that connects the community to Baltimore to the south and Bel Air to the north, and Interstate 95 is reachable within a short drive providing broader regional access. Maryland Route 152 (Fallston Road) also serves as a key local artery running through the heart of the community. The nearest major airport is Baltimore/Washington International Thurgood Marshall Airport (BWI), located approximately 30 miles to the southwest, making air travel accessible for residents.
History
Fallston's history is rooted in the agricultural heritage of Harford County, with the area developing as a rural farming community throughout the 18th and 19th centuries. The community grew steadily in the 20th century as suburban development expanded outward from Baltimore, transforming much of its farmland into residential neighborhoods while retaining its small-town atmosphere. Harford County as a whole has deep ties to early American history, and communities like Fallston reflect the gradual evolution from agricultural settlement to modern suburb.
Did you know?
Despite being an unincorporated community with no official municipal government of its own, Fallston consistently ranks among the most desirable and affluent communities in Harford County, recognized for its top-rated schools and high quality of life. The community's minimal water area of just 0.06 square miles belies the scenic streams and natural green spaces that wind through its residential landscape, giving Fallston a natural charm that residents deeply value.
