This correctional facility houses detainees and sentenced offenders and provides programming, visitation, and reentry services for incarcerated individuals. Jefferson County Jail is located at PO Box 588, Boulder, MT. All visitors must pre-register and be approved in advance — bring a valid government-issued photo ID and follow all facility dress code and conduct rules when visiting.
Jefferson County Jail Contact Information
Address, Phone Number, and Hours for an Jails Prisons in Boulder, Montana.
| Name | Jefferson County Jail |
| Address | PO Box 588, Boulder MT 59632 Map |
| Phone | (406) 225-4075 |
| Website | |
| Hours |
Map of Jefferson County Jail
About Jefferson County Jail
The Jefferson County Jail, located in Boulder, MT, is a secure facility that houses inmates. The inmates may be awaiting trial or sentencing, or they may be serving a sentence after being convicted of a crime. Jails and Prisons maintain records on inmates, including arrest records, sentencing records, court documents, and other criminal records. Jefferson County Jail makes these records available to the public.
- Inmate location, housing assignment, and projected release date
- Visitor registration, visitation scheduling, and facility rules
- Depositing funds to an inmate's commissary account
- Educational programs, reentry services, and work release eligibility