2026 Property Tax Due Dates
November 30
First installment
May 31
Second installment
Payment Methods
Online, Mail, In-Person
Mineral County Treasurer
Treasurer
Terri Morin
Phone
(406) 822-3534Mailing Address
PO Box 550, Superior, MT 59872
Office Hours
How to Pay
Online
Pay using credit card or e-check
By Mail
Mail check payable to Mineral County Treasurer — PO Box 550, Superior, MT 59872
In Person
Visit the Treasurer's office — 300 River Street, Superior MT 59872, Mon-Fri 8am - 5pm
Other Counties in Montana
About Mineral County
Mineral County is a county located in the U.S. state of Montana. As of the 2020 census, the population was 4,535. Its county seat is Superior.
Source: Wikipedia — content available under CC BY-SA 4.0
Related Resources
Get Deadline Reminders
We'll email you a fortnight before your property taxes are due.
Due dates shown are for reference only. Contact your county treasurer's office to confirm official deadlines before making payments.