The Treasurer's Department is responsible for motor vehicle title and registrations, and issues and collects real estate and personal property taxes.

Property Tax Search

Jefferson County provides an online property tax serach tool. Not all taxes are available.

Pay With a Credit Card

Real estate, personal and mobile home taxes can be paid with a credit card by calling 1(800)272-9829 or by visiting You will need to use Jurisdiction Code 3603 when prompted. There is a fee for this service and you will be given a payment confirmation number that you should keep for your records. The fee schedule can be seen here.

Contact Us

  • Terri Kunz, Treasurer

    Boulder MT 59632
    phone (406) 225-4100
    fax (406) 225-4104

    HOURS:8:00am to 5:00pm
    Open during lunch