Grove City
- County:
- Mercer County
- County Seat:
- No
- Area (mi²):
- 2.696
- State:
- Pennsylvania
Grove City is a borough located in Mercer County, Pennsylvania. Grove City has a 2026 population of 7,749. Grove City is currently declining at a rate of -0.36% annually and its population has decreased by -1.62% since the most recent census, which recorded a population of 7,877 in 2020.