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…Top 5 Largest Cities Throughout HistoryPetroleum consumptionImprisonment rate of sentenced prisoners under the…Number of prisoners per 100,000 residents (2014)Gun ownership in the United StatesPrisoners per 100,000 people