Miller -- U.S. County in Arkansas Population (2000): 40443 Housing Units (2000): 17727 Land area (2000): 623.978794 sq. miles (1616.097588 sq. km) Water area (2000): 13.500960 sq. miles (34.967325 sq. km) Total area (2000): 637.479754 sq. miles (1651.064913 sq. km) Located within: Arkansas (AR), FIPS 05 Location: 33.384684 N, 93.968079 W Headwords: Miller Miller, AR Miller County Miller County, AR