What’s New
-
Welcome to our first Creator-in-Residence, Alpha Jalloh!
Alpha will work with the Prison Policy Initiative team to create social videos that expose the harms of mass incarceration in America.
March 18: Prison Policy Initiative Blog
-
New Mass Incarceration: The Whole Pie report shows effects of Trump’s immigrant detention campaign on incarceration numbers
The increase in the number of people behind bars since last year’s report is almost entirely attributable to immigration enforcement.
March 11: Press releases
-
Advocates warn Census Bureau of impending test failure, inaccurate counts of incarcerated people
Without testing improved ways of counting people in correctional facilities, the Bureau is destined to repeat the errors of past decades again in the 2030 Census.
March 5: Prisoners of the Census Blog
Featured report
Mass Incarceration: The Whole Pie 2026
Be sure to check out our other Whole Pie reports that focus specifically on the incarceration of women and the incarceration of young people.
Mass incarceration, state by state
Learn about the national prison crisis and how we can begin to turn the tide on mass incarceration. Then, drill down to your state. Be sure to also check out our pages focused on D.C., and the incarceration of Native people.
If our work is new to you, you might want to check out our 2024-2025 annual report.
Recommended Reading:
Advocacy Toolkit
Resources, tips, and best practices to help advocates working to end mass incarceration.
50 state incarceration profiles
All of our recent reports about prison/jail growth, racial disparities, and more, re-organized by state.
Mass Incarceration: The Whole Pie
The U.S. incarcerates nearly 2 million people. Where are they locked up and why? Read our report.
