2026 Property Tax Due Dates
September 14
Summer taxes
February 14
Winter taxes
Payment Methods
Online, Mail, In-Person
Washtenaw County Treasurer
Treasurer
Latitia Lamelle Sharp
Phone
(734) 222-6600Office Hours
How to Pay
Online
Pay using credit card or e-check
By Mail
Mail check payable to Washtenaw County Treasurer
In Person
Visit the Treasurer's office — 200 N Main St, Ann Arbor MI 48107, Mon-Fri 8:30am - 5pm
Other Counties in Michigan
About Washtenaw County
Washtenaw County ( WAWSH-tə-naw) is a county located in the U.S. state of Michigan. At the 2020 census, the population was 372,258. The county seat and largest city is Ann Arbor.
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.