Brown -- U.S. County in Kansas Population (2000): 10724 Housing Units (2000): 4815 Land area (2000): 570.674427 sq. miles (1478.039918 sq. km) Water area (2000): 1.521689 sq. miles (3.941157 sq. km) Total area (2000): 572.196116 sq. miles (1481.981075 sq. km) Located within: Kansas (KS), FIPS 20 Location: 39.813050 N, 95.562704 W Headwords: Brown Brown, KS Brown County Brown County, KS