Graph showing the number of people incarcerated in federal prisons and jails by offense type. The War on Drugs is a defining characteristic of the federal prison system. Pretrial detention and public order offenses are the next largest shares.

Data Source: See the Data sources & methodology section of the full Whole Pie report. (Graph: Wendy Sawyer & Peter Wagner, 2025)

This graph originally appeared in Mass Incarceration: The Whole Pie 2025.

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