
Flemington
- County:
- Clinton County
- County Seat:
- No
- Area (mi²):
- 0.456
- State:
- Pennsylvania
Flemington is a borough located in Clinton County, Pennsylvania. Flemington has a 2025 population of 1,259. Flemington is currently declining at a rate of -0.16% annually and its population has decreased by -0.71% since the most recent census, which recorded a population of 1,268 in 2020.
The average household income in Flemington is $60,637 with a poverty rate of 21.18%. The median age in Flemington is 41.3 years: 39.4 years for males, and 43.9 years for females.