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Fond du Lac County Property Tax Due Date

Wisconsin

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

Fond du Lac County Treasurer

How to Pay

Online

Pay using credit card or e-check

By Mail

Mail check payable to Fond du Lac County Treasurer

In Person

Visit the Treasurer's office

About Fond du Lac County

Fond du Lac County is a county in the U.S. state of Wisconsin. As of the 2020 census, the population was 104,154. Its county seat is Fond du Lac.

Source: Wikipedia — content available under CC BY-SA 4.0

Get Deadline Reminders

We'll email you 14 days 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.