Smethport is a borough in McKean County, Pennsylvania, United States. The mayor is Wayne V. Foltz. The population was 1,655 at the 2010 census. It is the county seat of McKean County. Smethport is part of the Bradford, PA Micropolitan Statistical Area. Smethport, having the coldest temperature ever recorded in Pennsylvania, is the coldest place in Pennsylvania and one of the coldest towns in the contiguous United States.
Smethport is situated in the Pennsylvania Wilds region, in a hilly area a short distance from the Allegheny National Forest and Kinzua Bridge State Park. Smethport is about two hours from Erie and Buffalo. The highest point on U.S. Route 6 east of the Mississippi River is near Smethport at Bush Hill.
Smethport was founded in 1807 by Dutch land investors who were surveying a large tract of land they purchased from the Commonwealth of Pennsylvania, and was named in honor of a Dutch banking family, the De Smeths, who financed the land investments.