2026 Property Tax Due Dates
Installment 1
January 31
Full or first installment
Installment 2
July 31
Second installment
Penalty: 1% monthly + 0.5% penalty monthlyGrace period: 5 business days
Payment Methods
Online, Mail, In-Person
Marquette County Treasurer
Phone
(608) 297-3030How to Pay
Online
Pay using credit card or e-check
By Mail
Mail check payable to Marquette County Treasurer
In Person
Visit the Treasurer's office
Other Counties in Wisconsin
About Marquette County
Marquette County is a county located in the U.S. state of Wisconsin. As of the 2020 census, the population was 15,592. Its county seat is Montello.
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.