
Darlington
- County:
- Harford County
- County Seat:
- No
- Area (mi²):
- 1.045
- State:
- Maryland
Darlington is a CDP located in Harford County, Maryland. Darlington has a 2025 population of 495. Darlington is currently growing at a rate of 1.02% annually but its population has decreased by -5.17% since the most recent census, which recorded a population of 522 in 2020.
The average household income in Darlington is $97,810 with a poverty rate of 9.34%. The median age in Darlington is 48.3 years: 36.7 years for males, and 56.4 years for females.