Laws Imprisonment rate of sentenced prisoners under the jurisdiction of state or federal correctional authorities per 100,000 US residents (1997-2013) March 8, 2016 Alex Nearly 87 percent of prisoners are in state facilities. Related Posts:Intentional homicide rateExploring the Landscape of Private Prisons in the…Imprisonment rate of sentenced prisoners under the…Number of prisoners per 100,000 residents (2014)Prisoners per 100,000 peopleWhen Demographers Tried to Predict 2025… Back in 1990Land owned or administered by the U.S. Federal GovernmentUS Imprisonment Rate Per 100,000 Residents (1978 - 2012)