Franklin 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.
- Tax bill mailing
- November–December 2026; Franklin County's official assessment calendar says the Collector prepares and sends tax bills during November and December.
- Payment deadline
- 2026 real-estate and personal-property taxes are due December 31, 2026; payment must be received or postmarked by December 31 to avoid statutory penalty and interest.
- Assessment appeal
- July 13, 2026 (the second Monday in July), Franklin County Board of Equalization valuation-appeal filing deadline; Franklin County's official calendar states the State Tax Commission deadline is September 30, 2026 or 30 days after the BOE decision letter, whichever is later.
Exemptions & appeals
Exemption filing
No general Missouri homestead exemption form was verified. 2026 personal-property assessment lists are generally due March 1, 2026; late filing can incur the statutory penalty.
Senior relief
Franklin County Senior Property Tax Credit Program: primary residence in Franklin County, applicant age 62 or older as of January 1, 2026; annual renewal required; official 2026 application deadline July 31, 2026. Apply at https://taxrelief.franklinmo.gov/ or contact the Collector at 636-583-6353.
Valuation limits
No general local annual valuation cap was verified. Missouri assessment ratios are 19% residential, 32% commercial, and 12% agricultural, with odd-year reassessment. Franklin County's senior tax-credit program reduces eligible tax liability after application; it does not cap assessed market value.
For a valuation appeal, use the appeal date in the tax and filing section above. Keep your notice, supporting evidence, and proof of submission.
More exemption & appeal guidance →