Waupun Correctional Institution is a medium-security prison located in Waupun, Wisconsin. Established in 1851, it is one of the oldest correctional facilities in the United States. The institution houses male inmates and offers various programs aimed at rehabilitation, including education and vocational training. The facility is operated by the Wisconsin Department of Corrections and has a capacity of around 1,000 inmates. It features multiple housing units and provides services such as mental health care and substance abuse treatment to support inmates in their reintegration into society.