2026 Property Tax Due Dates
November 30
First installment
May 31
Second installment
Payment Methods
Online, Mail, In-Person
Yellowstone County Treasurer
Treasurer
Marci Shafer
Phone
(406) 256-2802Mailing Address
P.O. Box 35010/Rm 108, Billings, MT 59107
Office Hours
How to Pay
Online
Pay using credit card or e-check
By Mail
Mail check payable to Yellowstone County Treasurer — P.O. Box 35010/Rm 108, Billings, MT 59107
In Person
Visit the Treasurer's office — 217 N 27th St, Room 108, Billings MT 59101, Mon-Fri 8am - 5pm
Other Counties in Montana
About Yellowstone County
Yellowstone County is the most populous county in the U.S. state of Montana. As of the 2020 census, the population was 164,731. Its county seat is Billings, the state's most populous city.
Source: Wikipedia — content available under CC BY-SA 4.0
Related Resources
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Due dates shown are for reference only. Contact your county treasurer's office to confirm official deadlines before making payments.