
Mercersville
- County:
- Washington County
- County Seat:
- No
- Area (mi²):
- 0.323
- State:
- Maryland
Mercersville is a CDP located in Washington County, Maryland. Mercersville has a 2025 population of 370. Mercersville is currently growing at a rate of 4.52% annually and its population has increased by 96.81% since the most recent census, which recorded a population of 188 in 2020.
The average household income in Mercersville is $73,081 with a poverty rate of 0%. The median age in Mercersville is 58.5 years: 61.2 years for males, and 58 years for females.