
Bel Air
- County:
- Harford County
- County Seat:
- Yes
- Area (mi²):
- 0.687
- State:
- Maryland
Bel Air is a CDP located in Harford County, Maryland. Bel Air has a 2025 population of 1,773. It is also the county seat of Harford County. Bel Air is currently growing at a rate of 1.96% annually and its population has increased by 17.89% since the most recent census, which recorded a population of 1,504 in 2020.
The average household income in Bel Air is $88,112 with a poverty rate of 0.42%. The median age in Bel Air is 46.1 years: 50.9 years for males, and 33.9 years for females.