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is a borough in Potter County, Pennsylvania, east by south of Erie on the Allegheny River. The populations were these: 1,530 in 1890; 3,217 in 1900; and 3,100 in 1910. The population was 2,650 at the 2000 census. It is the county seat of Potter County.
According to the United States Census Bureau, the borough has a total area of 5.7 square miles (14.7 km²), all of it land.
Coudersport is essentially a valley and is surrounded by mountains with its only entry ways being from the north and south. One of the most notable mountains is Dutch Hill to the southwest.