
Fredericktown
- County:
- Washington County
- County Seat:
- No
- Area (mi²):
- 0.967
- State:
- Pennsylvania
Fredericktown is a CDP located in Washington County, Pennsylvania. Fredericktown has a 2025 population of 269. Fredericktown is currently declining at a rate of -3.24% annually but its population has increased by 34.5% since the most recent census, which recorded a population of 200 in 2020.
The average household income in Fredericktown is $118,163 with a poverty rate of 1.44%. The median age in Fredericktown is 33.9 years: 42.1 years for males, and 31.7 years for females.