Hanover
- County:
- York County
- County Seat:
- No
- Area (mi²):
- 3.696
- State:
- Pennsylvania
Hanover is a borough located in York County, Pennsylvania. Hanover has a 2026 population of 16,728. Hanover is currently growing at a rate of 0.57% annually and its population has increased by 1.67% since the most recent census, which recorded a population of 16,453 in 2020.