2026 Property Tax Due Dates
Installment 1
September 14
Summer taxes
Installment 2
February 14
Winter taxes
Penalty: Varies by municipalityGrace period: None
Payment Methods
Online, Mail, In-Person
Ontonagon County Treasurer
Phone
(906) 884-4665How to Pay
Online
Pay using credit card or e-check
By Mail
Mail check payable to Ontonagon County Treasurer
In Person
Visit the Treasurer's office
Other Counties in Michigan
About Ontonagon County
Ontonagon County ( ON-tə-NAH-gən) is a county in the Upper Peninsula of the U.S. state of Michigan. As of the 2020 census, the population was 5,816, making it Michigan's third-least populous county. The county seat is Ontonagon.
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.