Penn Yan is a village in Yates County, New York, USA. The population was 5,219 at the 2000 census. It is the county seat of Yates County. The name is an invention of the early settlers for their community. It is derived from the shortening of "Pennsylvania Yankee". It houses the Penn Yan Central School District. The Village of Penn Yan is primarily in the Town of Milo, but a small section is in the Town of Benton. A smaller section is in the Town of Jerusalem. Penn Yan Airport is south of the village. WYLF-AM 850 broadcasts from Penn Yan and provides local news and weathers, as well as "Timeless Favorites".