
Abingdon
- County:
- Harford County
- County Seat:
- No
- Area (mi²):
- 2.762
- State:
- Maryland
Abingdon is a CDP located in Harford County, Maryland. Abingdon has a 2025 population of 6,389. Abingdon is currently growing at a rate of 7.14% annually and its population has increased by 20% since the most recent census, which recorded a population of 5,324 in 2020.
The average household income in Abingdon is $152,714 with a poverty rate of 4.54%. The median age in Abingdon is 37.2 years: 33.7 years for males, and 41.6 years for females.