2026 Property Tax Due Dates
November 30
First installment
May 31
Second installment
Payment Methods
Online, Mail, In-Person
Blaine County Treasurer
Treasurer
Tori MaClean
Phone
(406) 357-3280Mailing Address
PO Box 547, Chinook, MT 59523
Office Hours
How to Pay
Online
Pay using credit card or e-check
By Mail
Mail check payable to Blaine County Treasurer — PO Box 547, Chinook, MT 59523
In Person
Visit the Treasurer's office — 420 Ohio Street North, Chinook MT 59523, Mon-Fri 8am - 5pm
Other Counties in Montana
About Blaine County
Blaine County is a county in the U.S. state of Montana. As of the 2020 census, the population was 7,044. Its county seat is Chinook.
Source: Wikipedia — content available under CC BY-SA 4.0
Related Resources
Get Deadline Reminders
We'll email you 2 weeks 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.