Cranberry Township is a township in southwestern Butler County, Pennsylvania, United States. The population was 33,087 as of the 2020 census. It is one of the fastest-growing areas of the Pittsburgh metropolitan area.

Butler County is a county in the Commonwealth of Pennsylvania. As of the 2020 census, the population was 193,763. Its county seat is Butler. Butler County was created on March 12, 1800, from part of Allegheny County and named in honor of General Richard Butler, a hero of the American Revolution. The county is part of the Greater Pittsburgh region of the state.