Wyandotte County, KansasProperty records & tax offices
Links open the listed public-office or service-provider website in a new tab. This directory does not collect payments.
Find the right property record
Use the property portal for ownership and assessed value, the collector for a bill or balance, and the map for parcel location. Have the address, owner name, or parcel number ready.
Tax bills & filing dates
These are the dates and qualifications recorded in the directory. Confirm your tax year and current deadline with the official office and your property’s notice.
- Tax bill mailing
- November 2026; official county materials state tax bills are sent in November.
- Payment deadline
- December 21, 2026, because the statutory December 20 deadline falls on Sunday; second-half taxes are due May 10, 2027.
- Assessment appeal
- 2026 valuation appeal deadline is county-schedule-specific; official county materials describe a first opportunity tied to the valuation notice and a later payment-under-protest opportunity. Exact 2026 date was not verified.
Exemptions & appeals
View exemption application (opens in a new tab)Exemption filing
April 15, 2026, for 2025 Kansas Homestead, SAFESR, or K-40SVR claims; a separate 2026-tax-year deadline was not published.
Senior relief
Kansas SAFESR may refund 75% of qualifying principal-residence property tax for Kansas homeowners age 65+ with household income of $25,380 or less and a home valued at no more than $350,000; K-40SVR relief may also apply to qualifying seniors and disabled veterans.
For a valuation appeal, use the appeal date in the tax and filing section above. Keep your notice, supporting evidence, and proof of submission.