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
Shiawassee County Treasurer
How to Pay
Online
Pay using credit card or e-check
By Mail
Mail check payable to Shiawassee County Treasurer
In Person
Visit the Treasurer's office
Other Counties in Michigan
About Shiawassee County
Shiawassee County ( SHY-ə-WOSS-ee) is a county located in the U.S. state of Michigan. As of the 2020 United States census, the population was 68,094. The county seat is Corunna, and the largest city in the county is Owosso.
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.