Data Source: See report methodology for source information. (Graph: Joshua Aiken, 2017)

This graph originally appeared in Era of Mass Expansion: Why State Officials Should Fight Jail Growth.

In 25 states, one out of every ten people in jail is actually being held for state or federal authorities. This slideshow reveals how much of each state’s reported jail population is actually the result of local officials renting jail bed space to different federal and state agencies. Data is not available for Alaska, Connecticut, Delaware, Hawaii, Rhode Island, and Vermont.