West Chester
- County:
- Chester County
- County Seat:
- Yes
- Area (mi²):
- 1.846
- State:
- Pennsylvania
West Chester is a borough located in Chester County, Pennsylvania. West Chester has a 2026 population of 22,758. It is also the county seat of Chester County. West Chester is currently growing at a rate of 0.31% annually and its population has increased by 21.94% since the most recent census, which recorded a population of 18,663 in 2020.