Jefferson County Jail, Montana Inmate Search

Info on Jefferson County Jail in Montana incl. searching for an inmate, visitation hours, mail policy & more.
Contact with & support anyone at Jefferson County Jail, Montana.

The Jefferson County Jail, located at 110 South WashingtonPO Box 588, Boulder, MT, 59632 is a County Jail and serves Jefferson County. Those close to inmates may:Send inmates mailDeposit money into their inmate trust accountReceive calls from themVisit themIf the inmate you are looking for is not on the search above, you can go directly to theJefferson County Jail’s website or you can call the jail directly on: 406-225-4075.

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The Jefferson County Jail, located at 110 South Washington PO Box 588, Boulder, MT, 59632 is a County Jail and serves . It has a capacity of .

Those close to inmates may:

  • Send inmates mail
  • Deposit money into their inmate trust account
  • Receive calls from them
  • Visit them

Jefferson County Jail, Montana
General Information

Visiting 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

Visitation Rules

While inmates can receive visitors at Jefferson County Jail, there are strict rules in place. If you don’t adhere to these rules, your visit will be denied (often without warning), and you could risk future visits.


Visitors must schedule a visit, in line with the visitation hours of the jail, and its requirements.


Visitors must also have their government ID on them to be permitted into the visiting area. They must adhere to jail’s dress code. They will not be able to bring anything into the visitation area.


Call 406-225-4075 for scheduling a visit. http://www.jeffersoncounty-mt.gov/county/safety.html website for more information about the application process.

Sending A Mail Or Package

All mail coming into the prison is inspected by the jail staff.

It is important that for any mail to be processed at Jefferson County Jail that the sender’s name and mailing address is included on the envelope.

In addition, the inmate’s full name (that they are in the jail under), the inmate’s SPN & cell block area must be listed.

The following restrictions apply for any mail sent to Jefferson County Jail:

  • No perfume, body fluids (including lipstick) or makeup can be included
  • No sexually suggestive photographs
  • No medicines
  • No cash or money orders
  • No food or food items
  • Contraband

For full details on the most uptodate policies, visit the Jefferson County Jail’s http://www.jeffersoncounty-mt.gov/county/safety.html.

To clarify any questions you have on sending mail here, call the Jefferson County Jail directly on 406-225-4075.

Sending Money

To add money to an inmate’s trust account at Jefferson County Jail, you have a few options.

Don’t send cash by mail. You can deposit a money order. You may also be able to use: Touch Pay Direct to deposit money.

You can call the jail at 406-225-4075 to find out any other updated ways of depositing money for an inmate.

Phone Calls

Inmates held at Jefferson County Jail are not allowed to receive phone calls. They are however allowed to put through collect calls. Some jails have also upgraded their phone systems to allow detainees to make calls directly to landlines and cell phones, which means calls are usually cheaper than if they were on a collect basis.

All calls made out can be recorded and monitored, so care should be taken about what is discussed.

The jail may limit calls to some numbers for security reasons, without providing any warning.

To find the most uptodate information on the phone policies at Jefferson County Jail, call 406-225-4075.

 Map

Jefferson County Jail OVERVIEW

COUNTY DEPARTMEN'T NAME: Jefferson County Jail
CITY: Boulder
STATE: Montana
ZIP: 59632
POPULATION:
GENDER DEMOGRAPHICS:
RACIAL DEMOGRAPHICS: