Exeter
- County:
- Luzerne County
- County Seat:
- No
- Area (mi²):
- 4.616
- State:
- Pennsylvania
Exeter is a borough located in Luzerne County, Pennsylvania. Exeter has a 2026 population of 5,590. Exeter is currently growing at a rate of 0.7% annually and its population has increased by 1.53% since the most recent census, which recorded a population of 5,506 in 2020.