Oneida -- U.S. County in New York Population (2000): 235469 Housing Units (2000): 102803 Land area (2000): 1212.702811 sq. miles (3140.885727 sq. km) Water area (2000): 44.411044 sq. miles (115.024072 sq. km) Total area (2000): 1257.113855 sq. miles (3255.909799 sq. km) Located within: New York (NY), FIPS 36 Location: 43.188633 N, 75.391295 W Headwords: Oneida Oneida, NY Oneida County Oneida County, NY