Pettis County, MissouriProperty 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.
- Payment deadline
- For the 2026 tax year, Pettis County payments must be received/postmarked by December 31, 2026 to avoid late fees; official collector page directs taxpayers to pay well before midnight December 31.
- Assessment appeal
- For 2026, appeal to the county Board of Equalization by Monday, July 13, 2026 (the second Monday in July), unless the county extends the deadline; Missouri State Tax Commission complaint due September 30, 2026, or within 30 days after the BOE decision, whichever is later.
Exemptions & appeals
Senior relief
Pettis County Senior Real Estate Property Tax Relief Program (SB 190): eligible Pettis County residents age 62 or older before January 1 of the initial credit year who own/hold an interest in and occupy a primary homestead at least 183 days and are liable for the tax may receive a credit freezing the base-year liability. 2026 initial/renewal applications were accepted March 2–May 29, 2026; credit applies to the 2026 real-estate tax statement. Application: https://pettiscomo.com/wp-content/uploads/2026/02/2026_SB_190_NEW_Application.pdf
Valuation limits
No general local annual valuation cap was verified. Under Missouri law (RSMo §137.115), real property is reassessed in odd-numbered years; the odd-year assessed values generally apply in the following even-numbered year except new construction and improvements. Statutory assessment ratios are 19% residential, 12% agricultural, and 32% commercial.
For a valuation appeal, use the appeal date in the tax and filing section above. Keep your notice, supporting evidence, and proof of submission.