How to Appeal Your Property Tax in Missouri

Missouri homeowners can appeal their property tax assessment if they believe it's too high. This guide covers the 2026 appeal deadline, required evidence, and step-by-step process.

How Missouri Assesses Property

19%of market value

Missouri assesses residential property at 19% of market value. This means if your home is worth $182,000, your assessed value would be $34,580.

Missouri assesses residential property at 19% of appraised (market) value.

The Appeal Process

Appeals are heard by the Board of Equalization. An informal review is available before filing a formal appeal.

County Assessor (Informal)

Board of Equalization

State Tax Commission

Missouri Appeal Deadline

Within 2 weeks of assessment

Typical window: June - July

See all 50 state deadlines for 2026 →

What Overassessment Costs Missouri Homeowners

The median home in Missouri is worth $182,000. If your assessment is just 10% too high, you may be overpaying:

~$169/year

Effective tax rate: 0.93% · Median value: $182,000

Check Your Missouri Assessment

Enter your address to see your estimated overassessment and Missouri filing deadline.

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Missouri Counties

Jackson County

Median: $196,900 · Rate: 1.19%

Deadline: July 13, 2026

→ View Guide

St. Charles County

Median: $293,699 · Rate: 1.08%

Deadline: second Monday in July of 2026

→ View Guide

St. Louis County

Median: $226,500 · Rate: 1.35%

Deadline: the second Monday in July

→ View Guide

Missouri Guides & Resources

📋 How to Appeal Property Taxes in Missouri: Complete 2026 Guide

Complete guide with deadlines, forms, and step-by-step instructions

📋 How Much Can Property Taxes Increase in Missouri? 2026 Complete Guide

Missouri caps, limits, and protections

📅 Missouri Property Tax Appeal Deadline 2026: Board of Equalization in April

Missouri filing deadlines and process

🏦 How to Appeal Property Taxes in Escrow in Missouri (2026)

Yes, you can appeal even if your lender pays your taxes

🔑 Inheriting Property in Missouri: What Happens to Property Taxes (2026)

Missouri reassessment rules, exemptions, and strategies for inherited property

👤 Missouri Senior Property Tax Benefits: Every Exemption, Freeze & Deferral (2026)

Age 65+ exemptions, freezes, and deferrals in Missouri

Missouri Homestead Exemption 2026: Save $200 Every Year (Most Homeowners Missing Out)

Missouri's homestead exemption can save you $200 annually. H

Property Tax Appeal Resources

Best Appeal Services Compared

7 companies compared — pricing, coverage, and pros/cons for 2026.

2026 Appeal Deadlines

Every state's deadline, filing method, and what happens if you miss it.

Assessment Ratios by State

Every state's assessment percentage — from 4% to 100% — with worked examples.

9 Ways to Lower Your Property Taxes

From homestead exemptions to formal appeals — every method that works.

Savings Calculator

Check if you're overassessed — enter your assessed value to see potential savings.

Flat Fee vs Contingency: Which Saves More?

$49 flat vs 25-50% of savings — see the break-even math at every savings level.

Frequently Asked Questions

How do I appeal my property tax in Missouri?

In Missouri, you file a appeal with the Board of Equalization. An informal review is available before filing a formal appeal. The process has 3 levels: County Assessor (Informal), Board of Equalization, State Tax Commission.

When can I appeal my property tax in Missouri?

Within 2 weeks of assessment The typical window is June - July.

What is Missouri's property tax assessment ratio?

Missouri assesses residential property at 19% of market value. Missouri assesses residential property at 19% of appraised (market) value.

How much can I save by appealing in Missouri?

The median home in Missouri is worth $182,000. If your assessment is 10% too high, you may be overpaying approximately $169 per year.

What evidence do I need for a Missouri property tax appeal?

The strongest evidence for a Missouri property tax appeal includes comparable sales (recent sales of similar homes nearby), photos of property condition issues, and documentation of assessment errors. The Board of Equalization typically reviews 3-5 comparable sales within the last 6-12 months.

What is the effective property tax rate in Missouri?

The effective property tax rate in Missouri is approximately 0.93%. The median annual property tax bill is $1,693 on a median home value of $182,000.