In FY2011-12, It Cost Wisconsin Taxpayers $33,414 to Incarcerate Each Inmate In Its Prison System

Source:  Adult Corrections Program.  Information Paper 56.  Wisconsin Legislative Fiscal Bureau, January 2013.

Even after you add room and board......

Related post:
Campaign to Reduce Wisconsin's Prison Population to 11,000 by 2015. (3/15/2013)