Doug Kerr from Albany, NY, United States on Wikimedia Commons Smethport. County seat for McKean County since 1807, when land agent Francis King surveyed town lots. The first cabin was built in 1811 by Arnold Hunter; but permanent settlement was delayed until 1822. First courthouse built in 1827. 500 W Main St. (US 6) at courthouse, Smethport, PA by Pennsylvania Historical and Museum Commission Colour: blue Wikimedia: Flickr: Google Streetview OpenStreetMap