| Prison Name: | Kettle Moraine Correctional Institution |
| Street-Address: | W9071 Forest Drive, P.O. Box 31 |
| City: | Plymouth |
| County: | Sheboygan |
| State: | Wisconsin |
| Zip: | 53073 |
| Location: | Town of Mitchell |
| Status: | Operational |
| Classification: | Medium |
| Capacity: | 1,187 males (operating) |
| Population: | 1,182 males |
| Populationdate: | FY 2019[1] |
| Opened: | 1962 |
| Managed By: | Wisconsin Department of Corrections Division of Adult Institutions |
| Warden: | Jon Noble |
| Director: | Thomas Pollard |
The Kettle Moraine Correctional Institution is a medium security prison located 10 miles west of Plymouth, Wisconsin. The facility is located off Wisconsin Highway 67 just east of the Sheboygan/Fond du Lac County line.
The institution was opened in 1962 as the Wisconsin School for Boys, a juvenile facility. It was converted to an adult medium security prison in 1974 when Lincoln Hills School was expanded.