When are property taxes due in Sullivan County, Missouri?

Sullivan County property taxes are due December 31. This deadline applies to all counties in Missouri.

What is the penalty for late property tax payment in Sullivan County, Missouri?

The late payment penalty in Sullivan County is Up to 25% penalty first year.

How do I pay Sullivan County, Missouri property taxes?

You can pay Sullivan County property taxes via Online, mail, in-person.

← Back to Missouri

Sullivan County Property Tax Due Date

Missouri

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

Sullivan County Treasurer

How to Pay

Online

Pay using credit card or e-check

By Mail

Mail check payable to Sullivan County Treasurer

In Person

Visit the Treasurer's office

Other Counties in Missouri

Adair Andrew Atchison Audrain Barry Barton Bates Benton

View all Missouri counties →

About Sullivan County

Sullivan County is a county located in the northern portion of the U.S. state of Missouri. As of the 2020 census, the population was 5,999. Its county seat is Milan.

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

Related Resources

CountyRollCounty Office Directory

Find the assessor, treasurer & recorder for Sullivan

View office directory

Property Tax FAQ Tax Calendar

Get Deadline Reminders

We'll email you 336 hours 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.