Greeley County (county code GL) is a county in western Kansas. It is in the Central United States. In 2010, 1,247 people lived there. It is the county with the fewest number of people living in it in Kansas. Its county seat is Tribune. Tribune is also the biggest city in the county. The county is named after Horace Greeley of Chappaqua, New York, editor of the "New York Tribune". Greeley helped western settlement with the motto "Go West, young man".