Lawrence County is a county in the Commonwealth of Pennsylvania. As of the 2020 census, the population was 86,070. The county seat and largest city is New Castle.
The county was created on March 20, 1849, from parts of Beaver and Mercer counties. Wikipedia
Cities: New Castle, New Wilmington, Volant, and more
County seat: New Castle
Population: 84,849 (2022)
Area: 363 mi²
Founded: March 20, 1849
Named for: USS Lawrence