
Oliver
- County:
- Fayette County
- County Seat:
- No
- Area (mi²):
- 2.221
- State:
- Pennsylvania
Oliver is a CDP located in Fayette County, Pennsylvania. Oliver has a 2025 population of 2,220. Oliver is currently declining at a rate of -0.94% annually and its population has decreased by -13.92% since the most recent census, which recorded a population of 2,579 in 2020.
The average household income in Oliver is $59,607 with a poverty rate of 23.32%. The median age in Oliver is 50.7 years: 50 years for males, and 51.9 years for females.