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Cass County Property Tax Due Date

North Dakota

(701) 241-5611

2026 Property Tax Due Dates

Official Source
Installment 1

March 1

First half (5% discount if paid by Feb 15)

Installment 2

October 15

Second half

Pay Taxes Online →
Penalty: 1% per month interestGrace period: None

Payment Methods

Online, Mail, In-Person

Cass County Treasurer

How to Pay

Online

Pay using credit card or e-check

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By Mail

Mail check payable to Cass County Treasurer

Visit Website →

In Person

Visit the Treasurer's office

Visit Website →

About Cass County

Cass County is a county in the U.S. state of North Dakota. As of the 2020 census, the population was 184,525, making it the most populous county in North Dakota, and was estimated to be 200,945 in 2024, almost twice the population of Burleigh County, the second most populated county in the state. It contains over 25.

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

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.