Idaho Maximum Security Institution (IMSI) View

Idaho Maximum Security Institution (IMSI) is a maximum security prison located near Kuna, Idaho,[1] one of a cluster of seven detention facilities known as the "South Boise Prison Complex". The other prisons in the area are the Correctional Alternative Placement Program, the Idaho State Correctional Center, the Idaho State Correctional Institution, the South Boise Women's Correctional Center, the South Idaho Correctional Institution, and the South Idaho Correctional Institution-Community Work Center. IMSI is the site of Idaho's death row for men and execution chamber. The IMSI prison was opened in November 1989 to confine Idaho's most violent offenders. The compound is located within a double perimeter fence reinforced with razor wire, an electronic detection system and a 24-hour armed perimeter patrol. The offender population includes a large number of mental health offenders, including subjects of civil commitments. Thirty beds are dedicated for prisoners with acute mental illness. IMSI has restrictive housing beds dedicated to administrative segregation, disciplinary detention and death row. The remaining beds are allocated for close-custody general population offenders..

Idaho Maximum Security Institution (IMSI) Contact Details

Address: 13400 S. Pleasant Valley Rd, Ada, ID
City: Kuna
Zip: 83634
Phone 1: 208-338-1635
Type: State Prison

Mailing to Idaho Maximum Security Institution (IMSI) Inmates and Staff

Inmate Visiting Days and Hours

Day of Week Hours
Monday 24-hour
Tuesday 24-hour
Wednesday 24-hour
Thursday 24-hour
Friday 24-hour
Saturday 24-hour
Sunday 24-hour