McKean County is a rural county located in the U.S. state of Pennsylvania. As of the 2010 census, the population was 43,450. Its county seat is Smethport. The county was named in honor of former Pennsylvania Governor and Declaration of Independence signer Thomas McKean.
McKean County comprises the Bradford, PA Micropolitan Statistical Area. It is located in a sparsely populated region known as the "Pennsylvania Wilds", including the Allegheny National Forest and borders New York. McKean County is home of "The Zippo Lighter" and boasts of being "The Black Cherry Capital of the World."
McKean County was founded because of its natural resources of oil and timber, both of which continue to provide a significant input to the economy. Today, a university, rural medical center, and a number of manufacturing companies balance the economy of this area.