Lykens
- County:
- Dauphin County
- County Seat:
- No
- Area (mi²):
- 1.22
- State:
- Pennsylvania
Lykens is a borough located in Dauphin County, Pennsylvania. Lykens has a 2026 population of 1,874. Lykens is currently growing at a rate of 0.37% annually and its population has increased by 0.21% since the most recent census, which recorded a population of 1,870 in 2020.