The city of Painesville is the county seat of Lake County, Ohio, United States, along the Grand River. Its population was 19,563 as of the 2010 Census.
Painesville is the home of Lake Erie College, Morley Library and the 284-acre Historic Downtown Painesville Recreation Area.
Painesville was incorporated in 1832 and named after General Edward Paine (1746–1841), one of the early settlers of the Western Reserve, who settled in the area around 1800 and represented the region in the territorial legislature. Paine had served as a captain in the Connecticut militia during the American Revolutionary War.