2026 Property Tax Due Dates
December 20
First half or full payment
May 10
Second half
Payment Methods
Online, Mail, In-Person
Johnson County Treasurer
Phone
(913) 715-2600Office Hours
How to Pay
Online
Pay using credit card or e-check
By Mail
Mail check payable to Johnson County Treasurer
In Person
Visit the Treasurer's office — 111 S Cherry St, Suite 1200, Olathe KS 66061, Mon-Fri 7:30am - 4pm
Other Counties in Kansas
About Johnson County
Johnson County is a county in the U.S. state of Kansas, along the border of the state of Missouri. Its county seat is Olathe. As of the 2020 census, the population was 609,863, making it the most populous county in Kansas.
Source: Wikipedia — content available under CC BY-SA 4.0
Related Resources
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Due dates shown are for reference only. Contact your county treasurer's office to confirm official deadlines before making payments.