Blaine County Jail Information

400 Ohio Street, Chinook, MT, 59523

Blaine County Jail is a medium security county jail located in city of Chinook, Blaine County, MT. It houses adult male inmates (above 18 years of age) who are convicted for crimes which come under Montana state law. Most of the inmate’s serving time in this prison are sentenced for the period of over a year and are sentenced for crimes which are serious in nature. The prison is operated and maintained by Montana Department of Corrections (DOC)

Below we have given information about the Blaine County Jail including inmate search, phone number, visitation rules/hours and contact information.

Blaine County Jail Prison Information

Jail Name :Blaine County Jail
Jail Type :County Jail
Location:400 Ohio Street, Chinook, MT, 59523
Contact Numbers:406-357-3260
Postal Code:59523
State :Montana
County:Blaine County
Jail Webpage://

Blaine County Jail Inmate Search

If you are looking for information of any inmate currently housed at Blaine County Jail, you can visit the the inmate search/roster link here. Alternatively you can call on to enquire about the inmate.

Note: Keep inmate information like Full Name, age, sex, date of birth and inmate ID handy.

If you are still not able to find the whereabouts of the inmate, then you can try searching on Montana statewide inmate search page.

Sending a Mail/Package

Send the mail or package to the address mentioned below.

Inmate Name, Inmate ID
400 Ohio Street, Chinook, MT, 59523

Make sure the mail and package you are sending come under approved item list. For clarification contact the prison administration at 406-357-3260.

Note: In case of packages, prior approval from prison administration may be required. Contact the prison staff for more information.

Sending Money

Inmates can receive money into their commissary account via check, money order or cashier. Visitors can also deposit money directly into the inmate’s account at jail administrative office.

Note: When sending the money via check or money order, make sure you mention inmate id and full name at the back

Phone calls:

Inmates can call to any person on the approved members list between 7:00 AM to 7:30 PM. The receiver has to bear the cost of the call and the call can be of maximum 30 mins. During rush hours the call time is reduced to 10 mins.

Visitation Rules

If you are visiting someone in Blaine County Jail make sure you are in approved visitor list. It’s good idea to confirm with the prison authorities before coming for a visit.

Here are the basic visitation rules which one must adhere to:

  • Visitor must not be a prior felon.
  • Must have a valid government ID.
  • For children below 16 years of age, a legal guardian must be accompanied.
Visitation Hours
Monday 7:30 AM to 9:00 PM
Tuesday 7:30 AM to 9:00 PM
Wednesday 7:30 AM to 9:00 PM
Thursday 7:30 AM to 9:00 PM
Friday 7:30 AM to 9:00 PM
Saturday 7:30 Am to 2:30 PM
Sunday 7:30 Am to 2:30 PM

Nearby Jail/Prison

There are 6 nearby jails/prisons

Fort Belknap Adult Detention Center

551 Senior Street, Harlem, MT, 59526 406-353-2933

Rocky Boy Adult Detention

Upper Box Elder Road, Box Elder, MT, 59521 406-395-4513

Blaine County Jail

400 Ohio Street, Chinook, MT, 59523 406-357-3260

Liberty County Jail

101 Adams Street, Chester, MT, 59522 406-759-5171

Chinook Police Jail

300 Ohio Street, Chinook, MT, 59523 406-357-3170

Harlem Police Jail

10 1st Avenue SW, Harlem, MT, 59526 406-353-2261

Other Prison Types

Select the type of prison


If you have visited Craig County Jail recently or have any experience to share, fill the comment section below.