Sweet Grass County Jail

Last updated by Mark Miclette

Search for an Inmate or Active Arrest Warrant in Sweet Grass County

Sweet Grass County Jail

For round-the-clock inmate information, call the 12-bed Sweet Grass County Jail at 406-932-5143.

This facility receives misdemeanor and felony arrestees from throughout the county for booking and processing. Those who are detained remain here until they are bonded out, released on their own recognizance, or ordered to stay in custody until their trial ends.

Browse the roster of current inmates with the inmate search tool.

Sentences shorter than one year are served here. Sentences longer than one year are served in the Montana State Prison System or the Federal Bureau of Prisons.

This page provides information about the visitation schedule, inmate funds, sending mail, inmate phone calls, voicemail, email and texting, tablet rentals, bail bonds, and commissary purchases.

Note the inmate’s booking number or jail ID, as you’ll need it for letters and other contact. If it’s not online, call Sweet Grass County Jail at 406-932-5143.

Inmate Services

Phone: 406-932-5143

Physical Address:
 200 West First Avenue
Big Timber, MT 59011

Mailing Address (personal mail):
 Inmate's Full Name & Inmate ID#
Sweet Grass County Jail
200 West First Avenue
P.O. Box 0567
Big Timber, MT 59011

Mailing Address (legal mail or subscriptions):
 Inmate's Full Name & Inmate ID#
Sweet Grass County Jail
200 West First Avenue
P.O. Box 0567
Big Timber, MT 59011

Other Jails and Prisons

How Do You Find Someone in the Sweet Grass County Jail?

To search for an inmate in the Sweet Grass County Jail, review their criminal charges, the amount of their bond, when they can get visits, or even view their mugshot, go to the Official Jail Inmate Roster, or call the jail at 406-932-5143 for the information you are looking for.

Sweet Grass County Jail Inmate Search

We’ve compiled a list of Frequently Asked Questions and Answers for everything you need to know about finding an inmate in the Sweet Grass County Jail, how the jail rosters work and what happens after an offender is arrested and booked. If you still have questions after reviewing these FAQs, call 406-932-5143 for further assistance.

The Sweet Grass County Jail maintains an average of 12 offenders in custody on any given day. The Sweet Grass County Jail has a monthly turnover of 40% of their inmate population, another 30% turnover every 90 days, another 20% every six months, and approximately 10% stay incarcerated between six and twelve months. Every year Sweet Grass County law enforcement agencies arrest and detain approximately 240 offenders.

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About the Sweet Grass County Jail

The 12-bed Sweet Grass County Jail, in the back of the courthouse it shares with the Sheriff's office, on the corner of Hooper Street and West First Avenue in Big Timber, Montana, is responsible for the housing and care of those who are accused or convicted of committing a misdemeanor or felony in Sweet Grass County as they wait for their trial or as they serve their sentence, usually less than one year. 

It serves many law enforcement organizations including the Sheriff’s Department, local police, Immigration, and other surrounding counties as needed.

If you have questions regarding an inmate or the programs and services provided, the staff can be reached at 406-932-5143, and an online listing of all the detainees is published for your own investigation.

Upon intake, the booking process is completed, which includes a medical screening, fingerprinting and mugshots, DNA sample, along with an assessment to determine security needs, medical needs, mental health requirements, and housing assignment. 

Staff is available to transport all inmates to court dates and any medical appointments or emergency needs, as well as inspecting all mail for contraband, receiving commissary funds and other money for inmates, maintaining the safety of the community and the security of the facility, and other tasks. 

The Sweet Grass County Jail also provides several other services to inmates including basic needs in meals, laundry, and hygiene items, and programs including AA, counseling, religious programs, education, recreation, and opportunities to grow social and life skills. 

Along with the efforts made by the staff, reduced recidivism is seen when inmates are able to stay in contact and supported by their family or friends who are not incarcerated so mail, phones, and visits are provided. Call 406-932-5143 to make a visitation appointment.

Phone accounts are also registered online, and allow for inmates to make outgoing calls during the daytime and evening hours when they are not participating in a task or program. 

Information for money for an inmate’s commissary can be found on our Inmate Money page. 

All personal mail is sent to: 

Inmate's Full Name & Inmate ID#
Sweet Grass County Jail
200 West First Avenue
P.O. Box 0567
Big Timber, MT 59011

Staff will open each piece and look for contraband, which is removed before it is given to the inmate.

Legal mail, money orders, books and newspaper and magazine subscriptions are mailed to:

Inmate's Full Name & Inmate ID#
Sweet Grass County Jail
200 West First Avenue
P.O. Box 0567
Big Timber, MT 59011

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Recent Bookings & Arrests

What happens during booking at Sweet Grass County Jail?

After arrest, individuals are processed at Sweet Grass County Jail, where they undergo a series of steps that determine their charges and whether they’ll be released on their own recognizance, allowed to post bail, or held until their court date.

The first rule for anyone arrested is to remain silent. Anything they say can be used in court, so it’s best to speak only to an attorney about the incident.

Here are the typical stages of the booking process at Sweet Grass County Jail:

  • Verifying the person’s identity.
  • Taking mugshots.
  • Questions regarding medical and mental health history, along with drug and gang affiliations.
  • Collecting DNA if necessary.
  • Conducting a physical search.
  • Confiscating personal belongings.
  • Providing a phone call.

If you need details about an offender’s bail or bond, contact the facility at 406-932-5143.

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Directions / Map to the Sweet Grass County Jail
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Inmate Bail and Bonding

How do you post bail in Sweet Grass County?

If someone is taken to Sweet Grass County Jail in Big Timber for booking, the next steps depend on their case:

1. The individual may be released without bail, under a promise to appear at a court hearing.
2. They could be held in custody until their trial.
3. They may post a bail or bond for release. To find out the exact bail amount, call 406-932-5143.

Bail payments can be handled in various ways.

  • Cash bonds are paid in full, normally at the jail's bonding window or with the clerk of court, by cash, cashier's check or money order, and card payments are often possible through a kiosk in the lobby or an online vendor for a convenience fee; have the inmate's full name and booking number ready, and reach the jail at 406-932-5143.
  • Licensed bail bond agents in Sweet Grass County can facilitate payment.
  • Property bonds are available in many courts: an owner may pledge land or a home after proving clear title and equity of at least the bond amount (often double) with the deed and a recent tax or appraisal figure, and the court that set bail decides whether to accept it.

For a comprehensive guide to the bail process in Sweet Grass County, Montana, visit the Sweet Grass County Jail Bail FAQ page.

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Inmate Visitation

How Do You Visit an Inmate in the Sweet Grass County Jail? What is the Schedule?

Sweet Grass County Jail ON-SITE VISITATION SCHEDULE

200 West First Avenue
Big Timber, MT 59011
406-932-5143

  • Visits are 30 minutes.
  • You must be on the inmate's visitor list.
  • The actual visitation times may depend on the inmate and their housing location. Call 406-932-5143 and get your inmate's times and make an appointment to visit.
  • Inmates are allowed one visit per week.
  • A maximum of 2 guests are allowed per inmate.
  • Visitors must have a government issued photo ID.
  • Dress professionally with non-revealing clothing.

ON SITE VISITATION SCHEDULE - ALWAYS CALL 406-932-5143 TO CONFIRM VISITATION SCHEDULE!

We’ve compiled a list of Frequently Asked Questions and Answers for everything you need to know about Sweet Grass County Jail’s Inmate Visitation Policies, Rules and Guidelines. If you still have questions after reviewing these FAQs, call 406-932-5143 for further assistance.

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Remote Video Visitation

Can I Use My Computer or Phone to Have a Remote Video Visit with an Inmate in the Sweet Grass County Jail?

We’ve compiled a list of Frequently Asked Questions and Answers for everything you need to know about Sweet Grass County Jail’s Video Remote Visitation Policies, Rules and Guidelines. If you still have questions after reviewing these FAQs, call 406-932-5143 for further assistance.

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Inmate Money Accounts

How Do You Deposit Money for an Inmate in the Sweet Grass County Jail?

Depositing Money in an Inmate's Commissary Account at Sweet Grass County Jail

Whatever cash the inmate has on their person when booked into the facility will automatically deposited and credited to their account. When released any money left in the account will be returned to them in the form of a check from the Sheriff's Department or the Sweet Grass County Jail Trust Account. There may be circumstances where the inmate can give permission to have his money released to a family member or friend.

Option 1 - Dropping Money at the Jail

  • Bring money to the jail in person. 
  • The jail personnel will process the Inmate Account payment. Cash or Money Order only.

Option 2 - Mail the Inmate Deposit to the Jail

  • Mailing a deposit takes more time to process than the other methods but can be done if you live too far away to bring it in person.
  • Never send cash. Always send a Money Order or Cashier's Check from the US Post Office, a reputable bank or Western Union.
  • Make the Money Order out to the inmate and put their Inmate ID# in memo section of the Money Order.

Mail to the Jail.
Inmate's Full Name & Inmate ID#
Sweet Grass County Jail
200 West First Avenue
P.O. Box 0567
Big Timber, MT 59011

Failure to do this properly will delay your inmate getting their account credited and may require you to have to resubmit a second money order.
Call 406-932-5143 to ask any questions about this.

We’ve compiled a list of Frequently Asked Questions and Answers for everything you need to know about Sweet Grass County Jail’s Inmate Money and Trust Fund Policies, Rules and Guidelines. If you still have questions after reviewing these FAQs, call 406-932-5143 for further assistance.

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Inmate Phone Contact

How Do I Receive Phone Calls from an Inmate in the Sweet Grass County Jail?

Collect Calls

  • Almost every jail, including Sweet Grass County Jail, will allow inmates to contact pre-approved friends and family members' phones by calling collect.
  • Calling collect is typically the most expensive way to contact people by phone and in many cases, it requires credit approval or a deposit to be made into a third-party phone company account through a contract with the jail.

Direct Calls

  • Many jails are now contracting with a third party service (for a fee) that is less expensive and allows your inmate to use their phone system to make direct calls to your land line or cell phone.
  • To find out about Sweet Grass County Jail phone services, call 406-932-5143 or review the information on the Inmate Phone page.
  • Some jails also allow sell phone cards directly to an inmate in the jail commissary store.

We’ve compiled a list of Frequently Asked Questions and Answers for everything you need to know about Sweet Grass County Jail’s Inmate Phone Policies, Rules and Guidelines. If you still have questions after reviewing these FAQs, call 406-932-5143 for further assistance.

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Mailing an Inmate

How do I Mail an Inmate in the Sweet Grass County Jail, and what can I send them?

We’ve compiled a list of Frequently Asked Questions and Answers for everything you need to know about Sweet Grass County Jail’s Inmate Mail Policies, Rules and Guidelines. If you still have questions after reviewing these FAQs, call 406-932-5143 for further assistance.

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Inmate Commissary

Can I purchase Commissary Online for an Inmate in the Sweet Grass County Jail, and what can I purchase?

Depositing Money in an Inmate's Commissary Account at Sweet Grass County Jail

Whatever cash the inmate has on their person when booked into the facility will automatically deposited and credited to their account. When released any money left in the account will be returned to them in the form of a check from the Sheriff's Department or the Sweet Grass County Jail Trust Account. There may be circumstances where the inmate can give permission to have his money released to a family member or friend.

Option 1 - Dropping Money at the Jail

  • Bring money to the jail in person. 
  • The jail personnel will process the Inmate Account payment. Cash or Money Order only.

Option 2 - Mail the Inmate Deposit to the Jail

  • Mailing a deposit takes more time to process than the other methods but can be done if you live too far away to bring it in person.
  • Never send cash. Always send a Money Order or Cashier's Check from the US Post Office, a reputable bank or Western Union.
  • Make the Money Order out to the inmate and put their Inmate ID# in memo section of the Money Order.

Mail to the Jail.
Inmate's Full Name & Inmate ID#
Sweet Grass County Jail
200 West First Avenue
P.O. Box 0567
Big Timber, MT 59011

Failure to do this properly will delay your inmate getting their account credited and may require you to have to resubmit a second money order.
Call 406-932-5143 to ask any questions about this.

We’ve compiled a list of Frequently Asked Questions and Answers for everything you need to know about Sweet Grass County Jail’s Commissary Policies, Rules and Guidelines. If you still have questions after reviewing these FAQs, call 406-932-5143 for further assistance.

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Texting and Emailing an Inmate

How Can I Communicate with an Inmate in the Sweet Grass County Jail using an Online Messaging Service?

We’ve compiled a list of Frequently Asked Questions and Answers for everything you need to know about Sweet Grass County Jail’s Text and Email Policies, Rules and Guidelines. If you still have questions after reviewing these FAQs, call 406-932-5143 for further assistance.

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Inmate Tablets

Do Inmates in the Sweet Grass County Jail have Access to Tablets or Computers?

We’ve compiled a list of Frequently Asked Questions and Answers for everything you need to know about Sweet Grass County Jail’s Tablet Policies, Rules and Guidelines. If you still have questions after reviewing these FAQs, call 406-932-5143 for further assistance.

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Other Jails Nearby

What are the other Jails in the Neighboring Counties surrounding Sweet Grass County?

Sweet Grass Meagher Park Wheatland Stillwater Golden Valley
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Search for an Inmate or Active Arrest Warrant in Sweet Grass County

This facility, known as "Sweet Grass County Jail" is also known as Sweet Grass County Jail & Sheriff, Sweet Grass County Jail & Sheriff , Sweet Grass County Jail & Sheriff , Montana, Sweet Grass.

Human-verified information Manually curated

Every detail on this page is checked by hand, not scraped. This unofficial directory helps friends and family of incarcerated individuals find critical information — inmate lists, locations, bail resources, visitation hours, rules, and text, phone, email, and mail services — for jails, detention centers, and prisons across the United States.