Cayuga County is located in midwestern part of New York state. It is in the Finger Lakes region, with Lake Ontario on its northern border. Cayuga County has a total area of approximately 864 square miles of which 80% is land and 20% water. As of the census of 2000, there were 81,963 people, 30,558 households, and 20,840 families residing in the Cayuga County, New York. The county has more waterfront land than any other county in the state not adjacent to the Atlantic Ocean. The county was named for one of the tribes of Indians in the Iroquois Confederation.