(Population Change as a Percentage of the 2000 Population)
Population change is the difference between the 2000 population estimates base and the 2009 population estimate expressed as a percentage of the 2000 population estimates base. County rates range from 77.4% to -18.0%. The U.S rate is 9.1%. The Appalachian rate is 5.7%. For data on individual counties, see the downloadable Excel file.