Harveys Lake is a borough in Luzerne County, Pennsylvania, United States. It is part of the Back Mountain, a 118 square mile region in northern Luzerne County. The borough is named after the lake, its principal feature, which in turn was named after Benjamin Harvey, who discovered it in 1781. Harvey was a member of the Sons of Liberty, an eminent colonial-era group that fought against Great Britain's Stamp Act of 1765. As of the 2010 census, the population of the borough of Harveys Lake was 2,791.