Idaho Maximum Security Institution (IMSI)

 

Idaho Maximum Security Institution

Idaho Maximum Security Institution

Idaho Maximum Security Institution is located in Kuna Idaho.  It houses offenders who have become difficult and dangerous to manage.  With a capacity of 402 adult offenders who are primarily administrative segregation and closed cutody inmates, it is Idaho's largest maximum security facility.  The institution has dual perimeter fences covered in razor wire with electronic detection systems that ensure the population stays incarcerated.

Idaho Maximum Security Institution also provides housing for inmates with mental health issues, and offenders who have been sentenced to death.

Visiting Hours at Idaho Maximum Security Institution:

You may only visit after your visitors application has been approved.  Inmates who can only have non-contact visits must schedule the visit through the staff (the inmate must do the scheduling).  Visiting is held four days per week and the inmates are divided into groups according to cell blocks.  You must arrive 30 minutes prior to the visiting times in order to be processed for visitation.

  • Group 1 A-Block (non-contact) has visitation on:
    • Thursdays 1:45pm-3:45pm
    • ​Fridays 10:45am-12:45pm and 4:45pm-6:45pm
    • ​Saturdays 10:45am-12:45 and 4:45pm-6:45pm
    • Sundays 1:45pm-3:45pm.
  • Group 2 B-Block (non-contact) has visiting on:
    • Thursdays 1:45pm-3:45pm
    • Fridays 10:45am-12:45pm and 4:45pm-6:45pm
    • Saturdays 10:45am-12:45 and 4:45pm-6:45pm
    • Sundays at 1:45pm-3:45pm.
  • Group 3 C-Block cells 1-32 (non-contact) has visitation on:
    • Thursdays 10:45am-12:45pm, 4:45pm-6:45pm
    • Fridays 1:45pm-3:45pm
    • Saturdays 1:45pm-3:45pm
    • Sundays at 10:45am-12:45pm, and 4:45pm-6:45pm.
  • Group 4 C-Block cells 33-62 has visiting on:
    • Saturdays 10:45am-12:45pm
    • Sundays 1:45pm-3:45pm
  • Group 5 J-Block (non-contact) has visitation on:
    • Thursdays 10:45am-12:45pm and 4:45pm-6:45pm
    • Fridays 1:45pm-3:45pm
    • Saturdays 1:45pm=3:45pm
    • Sundays 10:45am-12:45pm and 4:45pm-6:45pm
  • Group 6 E/G Block has visitation on:
    • Thursdays 10:45am-12:45pm and 4:45pm-6:45pm
    • Fridays 1:45pm-3:45pm
    • ​Saturdays 4:45pm-6:45pm
    • Sundays 4:45pm-6:45pm

Physical Address:

Idaho Maximum Security Institution
13400 S. Pleasant Valley Rd
Kuna, ID 83634

Telephone:

(208)-338-1635

Inmate Mailing Address:

Inmate Name, ID Number, Housing if known
​Idaho Maximum Security Institution
PO Box 51
Boise, ID 83707