From the early 1970s into the new millennium, the U.S. prison population experienced unprecedented growth, which had a direct influence on state budgets. In recent years, however, lawmakers in nearly every state and from across the political spectrum have enacted new laws to reduce prison populations and spending. This report, which builds upon the information found in Vera’s 2012 publication The Price of Prisons: What Incarceration Costs Taxpayers, found that 13 states were successful in reducing both population and spending. However, no single reason explains a rise or fall in spending; instead, a multitude of factors push and pull expenditures in different directions. Read the report and explore our interactive data visualization below to learn more.