Oakhill Correctional Institution

The Oakhill Correctional Institution is a minimum-security prison that is located in Oregon, Wisconsin. This facility is operated by the Wisconsin Department of Corrections and can house approximately 685 inmates.

Originally, OCI opened as the Wisconsin School for Girls back in June 1941. It is listed as a historical site in the Wisconsin State Historical Society Register. The Oakhill Correctional Institution also operates the Security Unit at UW Hospitals and Clinics, a maximum-security 10-bed in-patient unit for specialized medical care.

The average age of inmates at Oakhill Correctional Institution is 42. The majority of inmates have one year or less remaining on their sentences.

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Oakhill Correctional Institution

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Visiting Hours and Rules

Visiting hours at Oakhill CI are as follows:

  • Wednesday, Thursday, and Friday: 5:00 p.m. – 9:00 p.m. 
  • Saturday, Sunday, and Holiday: 7:30 a.m. – 2:30 p.m.

NOTE: General Population Inmates are allowed a total of three visits per week and three hours per visit. The scheduled visit week begins Wednesday and ends on Sunday. There are no visits on Mondays or Tuesdays unless that day is a Holiday. 

Please verify with the inmate prior to visitation if he has met his limit so that you will lessen your chance for denial. From the three visits allowed per week, there is a limit of one visit per day and only one visit per weekend. Visits may be terminated early due to limited visiting space. 

Restrictive Housing Visiting Hours (One (1) Hour Length Limit): 

  • Wednesday, Thursday, and Friday: 6:00 p.m. – 8:30 p.m. 
  • Saturday, Sunday, and Holiday: 8:30 a.m. – 10:30 a.m. or 12:30 p.m. – 2:30 p.m.

TLU (Temporary Lock Up) inmates are allowed three visits per visit week with only one visit per weekend. Disciplinary Separation inmates are allowed one visit per visit week. Minors are not allowed to visit the inmate. Control or Observation visitation requires HSU or Psychological Services approval. 

General Visiting Rules

Visitor Parking  

Park in lined parking spaces only. When winter parking is in effect, park on the appropriate side for the day. Vehicles must be parked in the lot with windows rolled up and doors locked. Visitors and nonvisitors may not wait in the parking lot during visitation. 

No weapons, alcohol, or illegal drugs are allowed on state property. Pets are not allowed on state property.  

Prohibited Items:  

  • Watches  
  • Weapons  
  • Illegal Drugs  
  • Alcohol
  • Tobacco and related products  
  • Matches and lighters  
  • Cell phones, pagers, or other electric equipment  
  • Internet “smart” technology and electronic recording equipment in any form  
  • Pets or other animals, except for those required as service animals for persons with disabilities  
  • Purses, backpacks, bags. etc.  
  • Cameras and video recorders  
  • Food items  
  • Reading materials or other papers without prior approval  
  • Children’s books, games, and toys (Items are provided in the children’s play area)  

Visitors may not bring in any items for an inmate

Only the following items may be brought into the facility by visitors:

  • Money, not to exceed $20.00 for each visitor in a clear plastic bag (zip lock, etc.) 
  • Comb, pick or brush, limited to one for each visitor
  • Up to two baby blankets for each child
  • Up to four diapers for each child. Diaper bags are not allowed
  • Up to two plastic baby bottles for each child
  • One hand held baby seat for each child
  • Diaper wipes. Shall be kept in a clear plastic bag
  • One pacifier for each child. All baby items shall be kept in a clear plastic bag provided by OCI staff.  
  • One coat and one pair of gloves for each visitor  
  • Headwear  
  • One facility locker key
  • Medically necessary medications 

Institution count times during visits occur at 5:40 PM (Wed-Fri) and 12:10 PM (Sat, Sun, Holiday). If visitors arrive within ten minutes before these count times, inmates will not be available for their visit until after count clears.

When you arrive in the Lobby of OCI, you must first check in with visiting staff. Only persons on the inmate’s approved visiting list are authorized to visit. You will not be permitted to stay or loiter in the Lobby unless you are waiting to enter the institution. 

Securable lockers are provided in the Lobby for your car keys and ID cards and you will retain the key for the locker. Individuals are to conduct themselves in an appropriate and courteous manner and comply with rules and instructions. 

The maximum number of visitors per visit is six, not including children. Visitors may visit one inmate per day. 

All persons, with the exception of Department of Corrections employees and Law Enforcement Officers, must pass through and clear the metal detector.

Dress Code

The inmate visitors dress code has been developed to ensure a safe and secure institution visiting area that is conducive to a natural family environment. These clothing restrictions apply equally to men, women and children. The following clothing items are prohibited:

  • Transparent or translucent clothing
  • Shorts that are shorter than fingertip length with the visitor standing with proper posture, arms straight down, fingers extended
  • Skirts and dresses shorter than fingertip length plus tree inches with the visitor standing with proper posture, arms straight down, fingers extended 
  • Tops and dresses that are strapless, tube or halter style
  • Camisoles and tank tops are only permissible when worn under other attire.  
  • Tops and dresses that expose the midriff (front and/or back)
  • Spandex or Spandex-like and Lycra or Lycra-like clothing
  • Tights or leggings of this material may be worn under attire of appropriate length as identified in this section
  • Exposed undergarments
  • Clothing with revealing holes, tears, or slits
  • Clothing or accessories with obscene or profane writing, images, or pictures.  
  • Alcohol and Gang-related clothing, headwear, shoes, logos or insignias.  
  • Any clothing that may have the potential to cause undue attention.  

Video Visits

Every inmate at Oakhill Correctional Institution is allowed to have video visits. They are scheduled on a first come, first serve basis as space is limited. Visits can only be scheduled by emailing [email protected].

Visitors should include in their email request: 

  • Name / date of birth / Inmate name and DOC# 
  • 1st and 2nd choice of date and time of visit. 

Visits will be scheduled every 45 minutes (8:00, 8:45, 9:30, etc.) but will only be a maximum of 40 minutes in length. This is to allow proper cleaning between visits and to ensure connectivity. 

Visiting schedule is as follows: 

Monday- Thursday: 8:00AM – 8:00 PM
Sunday & Holidays: 8:00 AM – 1:30 PM. 

Each housing unit has designated days for visits.

Physical Address

Oakhill Correctional Institution
5212 County Hwy. M
Oregon, WI 53575

Driving Directions: https://goo.gl/maps/7bXbz54gdw5RhXmXA

General Phone Number


Inmate Mailing Address(es)

Inmate name and DOC number
Oakhill Correctional Institution
PO Box 938
Oregon, WI 53575

Property & Packages:
Inmate name and DOC number
Oakhill Correctional Institution
5212 County Road M
Oregon, WI 53575

The Wisconsin DOC has a Personal Care Package Program that allows you to purchase approved personal care items for your loved ones at Oakhill Correctional Institution on a quarterly basis directly from Union Supply Group (USG). Orders can be placed online at WIinmatepackage.com or by phone, fax, or mail.


Emails can be sent to and from Oakhill CI inmates through the CorrLinks system. Inmates must initiate the contact by adding a friend or family member to their contact list. 

How to Call an Inmate

You can't call an inmate at Oakhill Correctional Institution, but they do have access to phones. For complete details on how to call an inmate in Wisconsin, please click here.

How to Send Money

Inmate funds at Oakhill Correctional Institution are received through Access Corrections Secure Deposit and their affiliate walk-in provider CashPayToday.

US Postal Service (no service fees):

  • Print and complete a Wisconsin DOC Money Order/Check Deposit Slip (bilingüe). Forms are also available at the facilities.
  • The inmate's DOC number must be written on the check/money order and deposit slip.
  • All writing must be legible and in blue or black ink.
  • Do not include any additional items such as photos or letters, as they will be discarded. 
  • Make cashier's checks, personal checks, and money orders payable to ACCESS SECURE DEPOSITS
  • Mail to: Secure Deposits – Wisconsin DOC, P.O. Box 12486, St Louis, MO 63132.

Walk-in (service fees apply):

  • Visit CashPayToday.com or call (844) 340-2274 to enroll.
  • Walk-in sites accept cash only.
  • Visit CashPayToday to locate a Dollar General, Family Dollar, Speedway or other location near you that accepts walk-in payments, or view this list of WI locations.

Internet or Phone (service fees apply):

  • Visit AccessCorrections.com or call (866) 345-1884 (bilingüe; agents available 24/7)
  • Visa and MasterCard are accepted

Programs For Inmates

Oakhill Correctional Institution's main goal is to help prepare inmates for their release back into the community. They offer pre-release and educational programming, like Adult Basic Education and GED. Vocational classes include horticulture and building services.

Other programming includes: Anger Management, Narcotics/Alcoholics Anonymous, Substance Abuse Disorder Treatment, Thinking For A Change Victim Impact and Awareness, and Parenting classes. 

The Badger State Industries Program employs inmates in an upholstery and refinishing factory. 

Pictures of Oakhill Correctional Institution

Careers at Oakhill Correctional Institution

If you are interested in a career with the Wisconsin Department of Corrections and would like more information about job openings at the Oakhill Correctional Institution, click here.