Lock Haven, Pennsylvania

city in Pennsylvania, United States

Lock Haven is the county seat in Clinton County, Pennsylvania. It started as a town in 1833.[1] It was declared a city in 1870. As of 2020, there were 9,040 people living in the city.[2]

The most damaging floods in Lock Haven happened in June 1972 when remnants from Hurricane Agnes crossed Schuylkill County within 75 miles of Lock Haven.[3]


  1. "Clinton County" (PDF). The Pennsylvania Historical and Museum Commission. Retrieved July 23, 2021.
  2. "Lock Haven". World Population. Retrieved July 23, 2021.
  3. "Hurricane Agnes" (PDF). NOAA. Archived from the original (PDF) on September 29, 2012. Retrieved July 23, 2021.