2026 Property Tax Due Dates
Due Date
December 31
Full payment
Penalty: Up to 25% penalty first yearGrace period: None
Payment Methods
Online, Mail, In-Person
Knox County Treasurer
How to Pay
Online
Pay using credit card or e-check
By Mail
Mail check payable to Knox County Treasurer
In Person
Visit the Treasurer's office
Other Counties in Missouri
About Knox County
Knox County is a county located in the northeast portion of the U.S. state of Missouri. As of the 2020 census, its population was 3,744, making it the third-least populous county in Missouri. Its county seat is Edina.
Source: Wikipedia — content available under CC BY-SA 4.0
Related Resources
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.