Redgranite Correctional Institution

The Redgranite Correctional Institution is a medium security adult male correctional institution located in Redgranite, Wisconsin, in the United States.

Redgranite Correctional Institution

Redgranite Correctional Institution pictured in July 2024
Location	Redgranite, Wisconsin
Status	Operational
Security class	Medium
Capacity	990 males (operating)
Population	1,013 males (as of FY 2023)
Opened	January 8, 2001
Managed by	Wisconsin Department of Corrections Division of Adult Institutions
Warden	Michael Gierach

The prison is operated by the Wisconsin Department of Corrections. Groundbreaking occurred on June 18, 1999, and it opened on January 8, 2001. Boldt Construction Company built it for the state at a cost of $52.9 million.^[1] The prison encompasses 89 acres of land, 22 acres of which are within the perimeter.^[2]

Demographics

The operating capacity of the prison is 990.^[3] As of June 30, 2023, the prison held 1,013 prisoners.^[4]