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St. Clair County Property Tax Due Date

Michigan

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

St. Clair County Treasurer

How to Pay

Online

Pay using credit card or e-check

By Mail

Mail check payable to St. Clair County Treasurer

In Person

Visit the Treasurer's office

About St. Clair County

St. Clair County is a county located in the U.S. state of Michigan and bordering the west bank of the St. Clair River. As of the 2020 census, the population was 160,383. It is the 13th-most populous county in the state.

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.