 About 15.70% of families and 19.80% of the population were below the poverty line, including 25.40% of those under age 18 and 21.10% of those age 65 or over.The Oklahoma Department of Corrections operates the Mack Alford Correctional Center in an unincorporated area, near Stringtown.The following sites in Atoka County are listed on the National Register of Historic Places