How to appeal property taxes in Missouri
County-specific guides with this year's deadlines, the exact forms, and step-by-step filing instructions — researched from official Missouri sources. Or skip the reading: run your address through the free check and get your county's answer in about two minutes.
Jackson County
Jackson County, MO property tax: how to appeal to the Board of Equalization, the Dec. 31 payment deadline, and the senior and veteran credits worth checking first.
St. Charles County
2026 BOE appeal deadline was July 13 at 5 p.m. See St. Charles tax rates, senior relief, and how to file with the Registrar or STC before you pay.
St. Louis County
2026 St. Louis County BOE appeal deadline was July 13; next is July 12, 2027. County residential levy is $0.379/$100; check senior freeze.
Not sure your county's worth appealing?
The free check pulls your actual assessment, compares it to nearby sales, and tells you the dollar answer — for any Missouri address.
Check my home free →