Graph showing number of people in Mississippi prisons and number of people in Mississippi jails, all per 100,000 population, from 1978 to 2015

(Graph: Joshua Aiken, May 2017)

More than half of the people held in jails in Mississippi are held for federal or state agencies, primarily the state prison system.To avoid counting them twice, this population is not included in the yellow jails line. For annual counts of people in jails held for federal or state authorizes in Mississippi, see our table "Jail and prison incarcerated populations by state over time."

thumbnail for report Era of Mass ExpansionThis graph is a part of the Prison Policy Initiative report, Era of Mass Expansion: Why State Officials Should Fight Jail Growth.

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