A high school completion rate is the percentage of persons ages 25 and over with a high school diploma or more. The map uses natural breaks in the distribution to organize the data into groups of common values.
Appalachian high school completion rates range from 54.2% to 92.2%. The Appalachian average is 82.3%. The U.S. average is 84.6%. For a list of county data by state, see the downloadable Excel file.