Marion -- U.S. County in Georgia Population (2000): 7144 Housing Units (2000): 3130 Land area (2000): 366.999366 sq. miles (950.523954 sq. km) Water area (2000): 0.494014 sq. miles (1.279491 sq. km) Total area (2000): 367.493380 sq. miles (951.803445 sq. km) Located within: Georgia (GA), FIPS 13 Location: 32.369162 N, 84.537079 W Headwords: Marion Marion, GA Marion County Marion County, GA