Liberty County

Liberty County Liberty County is located in north-central Montana with Chester serving as the County Seat. It was established in 1920.

Tiber Dam is located in the south western part of the county. The Continental Divide is just 150 miles west of the community and the Sweetgrass Hills to the north rise to nearly 7000 feet. The county has a total area of 1,458 square miles. 97% of Liberty County’s economy is supported by agriculture. Rich soil provides nourishment for vast fields of wheat and barley, and miles of grazing for cattle

both in the Sweetgrass Hills and on the plains. The average farm size in Liberty County is about 3,140 acres.

CORRECTED Public Meeting Notice!We apologize for any confusion. When the original public meeting notice was created ther...
06/10/2026

CORRECTED Public Meeting Notice!

We apologize for any confusion. When the original public meeting notice was created there was a typo. The meeting will actually be on Tuesday, June 16, 2026 at 10am in the Commissioners Office at the Liberty County Courthouse regarding a speed limit sign in the unincorporated town of Lothair.

***Corrected to fix date**Public Meeting Notice!On Tuesday, June 16, 2026 at 10am a public meeting will be held in the C...
06/04/2026

***Corrected to fix date**

Public Meeting Notice!

On Tuesday, June 16, 2026 at 10am a public meeting will be held in the Commissioners Office at the Liberty County Courthouse regarding a speed limit sign in the unincorporated town of Lothair.

This notice is also posted on the Public Notice page of the Liberty County website.

NOTICE - PUGLSEY BRIDGE CLOSUREThe public is hereby notified that the Pugsley Bridge will be closed to all traffic on Th...
06/04/2026

NOTICE - PUGLSEY BRIDGE CLOSURE

The public is hereby notified that the Pugsley Bridge will be closed to all traffic on Thursday, June 11, 2026 from 8:00 am - 4:00 pm.

The closure is necessary to allow for structural engineering design and evaluation work to be conducted on the bridge.

Motorists are advised to plan alternate routes and allow additional travel time during the closure period.

We thank you for your patience and cooperation.

This is also posted on the public notices page of the Liberty County website.

REMINDER:
06/02/2026

REMINDER:

Election Notice:
05/18/2026

Election Notice:

The Liberty County Extension Office is looking for a part time administrative assistant to start August 24th. For the fu...
05/14/2026

The Liberty County Extension Office is looking for a part time administrative assistant to start August 24th. For the full job description and to find the application please go to the Liberty County Website linked below! Any questions can be directed to Liberty County Extension Agent, Jesse Fulbright, at 406.759.5625.

https://www.libertycountymt.gov/employment

05/13/2026
If you have any questions, reach out the Liberty County Treasurer's Office! Their phone number is 406.759.5455.
05/12/2026

If you have any questions, reach out the Liberty County Treasurer's Office! Their phone number is 406.759.5455.

Address

111 1st Street E
Chester, MT
59522

Opening Hours

Monday 8am - 5pm
Tuesday 8am - 5pm
Wednesday 8am - 5pm
Thursday 8am - 5pm
Friday 8am - 5pm

Telephone

+14067595365

Website

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