Jefferson County Montana Sheriff's Office

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Jefferson County Montana Sheriff's Office

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10/31/2026

Update: this incident has been cleared.

Emergency crews are responding to a vehicle crash on I-15 northbound between Clancy and Montana City. The incident is near mile marker 185. Please SLOW DOWN and MOVE OVER in the area of the incident..

Text 51MTALERT to 888777 to receive these messages via text.

10/29/2026

Update: This individual has been identified. Thanks to all of those who helped identify this person.

[10/28/26] Deputy Fox is requesting the public's assistance in identifying the individual in the attached images related to a possible theft. If you have any information, please contact the Sheriff’s Office dispatch center at 406-225-4075.

10/28/2026

[10/28/26] Today is National First Responders day, so please join us in thanking all those who serve on what may be our worst day, and for what they do every day. Our deputies, volunteer firefighters, emergency medical service responders and dispatchers endure so much and keep coming back because what drives them is selfless service to others. We appreciate each one of them and are so grateful for their dedication and sacrifice. Thank you for all you do!

10/26/2026

Update: this incident has been cleared.

Emergency crews are responding to a vehicle crash on I-15 northbound between Jefferson City and Clancy. The incident is near mile marker 181.. Please SLOW DOWN and MOVE OVER in the area of the incident..

Text 51MTALERT to 888777 to receive these messages via text.

10/19/2026

Expect to see smoke south of Bernice.

10/14/2026

The following Jefferson County residents have not responded to the District Court for the summons for jury duty for October 21st, 2026. If your name is on this list, please contact the Clerk of Courts at 406-225-4042. Do not message the Sheriff's Office on this platform regarding this notice. Jefferson County Sheriff’s Office deputies may also be providing personal service for this notice.
Per MCA 3-15-501(7): “The Clerk of Court has certified to the Sheriff, who shall make reasonable efforts to require the person to appear as required by the summons.”

Non-responding jurors still outstanding:

Joseph Anderson
Adele Emerson
Diana Evans
Kathleen Gibson
Mary Green
Jared Janacaro
Lance Kessler
Virginia Landers
Jennette Layng
Alex Rintamaki
Cheyenne Roundtree
David Simac
Monica Thompson

10/12/2026

Update: these incidents have been cleared.

[Monday, 10/12/26]There continues to be multiple vehicle slide-offs, spin-outs, and crashes that may impact travel in Jefferson County. Incidents are impacting travel on all of our major roadways. The volume of incidents have made it impractical to send notifications for each incident. Please use caution while driving, expect delays, and SLOW DOWN and MOVE OVER in the area of any incident

Text 51MTALERT to 888777 to receive these messages via text.

10/08/2026

Update: this incident has been cleared.

Emergency crews are responding to a vehicle crash on I-15 northbound between Basin and Boulder. There is semi rollover with freeway blockage near mile marker 159.. Expect delays, and please SLOW DOWN and MOVE OVER in the area of the incident.

Text 51MTALERT to 888777 to receive these messages via text.

10/07/2026

[10/7/26] We have been notified that helicopter work on the BPA power line over I-15 and Heidi Way on Boulder Hill is scheduled to begin on Saturday, October 10th and may last through November 22nd. Expect to see low-flying aircraft in the area, and travel delays are possible.

Address

110 S Washington Street
Boulder, MT
59632

Telephone

+14062254075

Website

https://www.jeffersoncountysheriffmt.gov/

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