Cheyenne -- U.S. County in Kansas Population (2000): 3165 Housing Units (2000): 1636 Land area (2000): 1019.884779 sq. miles (2641.489340 sq. km) Water area (2000): 0.950841 sq. miles (2.462666 sq. km) Total area (2000): 1020.835620 sq. miles (2643.952006 sq. km) Located within: Kansas (KS), FIPS 20 Location: 39.761556 N, 101.720764 W Headwords: Cheyenne Cheyenne, KS Cheyenne County Cheyenne County, KS