Republic -- U.S. County in Kansas Population (2000): 5835 Housing Units (2000): 3113 Land area (2000): 716.383120 sq. miles (1855.423684 sq. km) Water area (2000): 3.929816 sq. miles (10.178177 sq. km) Total area (2000): 720.312936 sq. miles (1865.601861 sq. km) Located within: Kansas (KS), FIPS 20 Location: 39.823297 N, 97.647948 W Headwords: Republic Republic, KS Republic County Republic County, KS