HELP US END MASS INCARCERATION The Prison Policy Initiative uses research, advocacy, and organizing to dismantle mass incarceration. We’ve been in this movement for 22 years, thanks to individual donors like you.

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Peter Wagner, Executive Director
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Graph showing that 1 out of 5 prisoners in the world is incarcerated in the U.S.

Data Source: U.S. incarcerated population from Prison Policy Initiative, Mass Incarceration: The Whole Pie, 2019, and all other data from Institute for Crime & Justice Policy Research, World Prison Brief downloaded January 2020. (Graph: Peter Wagner, 2020)

This graph originally appeared in “What percent of the U.S. is incarcerated?” (And other ways to measure mass incarceration).

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