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St. Louis County, Missouri Property Taxes (2026)

St. Louis County homeowners pay a median property tax of $3,193/year on a median home value of $260,700 — an effective rate of 1.22%, which is above the national median of 1.02%. St. Louis County has a population of approximately 996,618.

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Effective Tax Rate

1.22%

Higher than the Missouri median of 0.74%

Median Home Value

$260,700

Annual Tax Bill

$3,193

~$266/month

Est. Annual Savings

$479

If reduced by 15%

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St. Louis County, Missouri Property Tax Calculator

Enter your address to instantly see if you're overpaying on property taxes. Our tool compares your assessed value against recent comparable sales in St. Louis County to estimate your potential savings.

  • Takes less than 2 minutes
  • Uses real St. Louis County comparable sales data
  • 100% free — no credit card required
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Average Annual Savings

$479

Estimated savings for St. Louis County homeowners

Property Tax Rates: St. Louis County vs. Missouri vs. National

St. Louis County1.22%
Missouri Median0.74%
National Median1.02%

Key stat: The effective property tax rate in St. Louis County, Missouri is 1.22%, compared to the Missouri median of 0.74% and the national median of 1.02%. (Source: U.S. Census Bureau, ACS 5-Year Estimates)

How St. Louis County Compares Across Missouri

See where St. Louis County's tax metrics fall relative to all 115 Missouri counties.

Tax Rate Distribution

Percentile distribution across all Missouri counties

10th

1.00%

25th

1.00%

Median

0.74%

75th

1.00%

90th

1.00%

Home Value Distribution

Percentile distribution across all Missouri counties

10th

$108,640

25th

$123,250

Median

$156,400

75th

$191,400

90th

$220,480

Tax Bill Distribution

Percentile distribution across all Missouri counties

10th

$698

25th

$900

Median

$1,101

75th

$1,276

90th

$1,768

St. Louis County County Assessor Information

St. Louis County County Assessor

Assessing Authority

St. Louis County Assessor

Appeal Deadline

Varies by county

Missouri appeal filing deadline

State

Missouri

How to appeal

Let TaxDrop handle it for you →

How to Appeal Your Property Taxes in St. Louis County

If you own property in St. Louis County, you have the legal right to appeal your assessed value. Here is the step-by-step process:

1

Review your assessment notice

Check the assessed value from the St. Louis County Assessor. Compare it to recent sales of similar homes in your area.

2

File your appeal before the deadline

The Missouri deadline is Varies by county. Missing this deadline means waiting until the next assessment year.

3

Gather supporting evidence

Compile recent comparable sales, photos of property condition issues, independent appraisals, or any factors that reduce your home's value.

4

Present your case

Attend a hearing or submit your evidence to the County Assessor. Present clear data showing your assessed value is too high.

5

Receive your decision

If successful, your assessed value and tax bill will be reduced. With a median bill of $3,193, even a 10-15% reduction means $319-$479 in annual savings.

Skip the hassle — let TaxDrop handle it

TaxDrop's licensed consultants analyze your property, build your case with comparable sales data, and represent you through the entire appeal process. You pay nothing unless we save you $500 or more.

Start Your St. Louis County Appeal →Free Tax Rate Calculator

Property Tax Exemptions in Missouri

Missouri homeowners may qualify for exemptions that reduce their taxable value. Common exemptions include:

Homestead Exemption

Available to primary residence owners. Reduces the assessed value used to calculate your tax bill.

Senior/Over-65 Exemption

Additional exemption for homeowners age 65+. May include a tax ceiling that freezes your bill.

Disability Exemption

For homeowners with qualifying disabilities. Similar benefits to the over-65 exemption.

Veteran Exemption

Disabled veterans may receive partial or full exemptions depending on disability rating.

Frequently Asked Questions

What is the property tax rate in St. Louis County, Missouri?
The median effective property tax rate in St. Louis County, Missouri is 1.22%. On a home valued at $260,700, the median annual property tax bill is $3,193. Source: U.S. Census Bureau, ACS 2026.
How much are property taxes in St. Louis County?
The median annual property tax bill in St. Louis County is $3,193, which works out to approximately $266/month. This is based on the median home value of $260,700 and an effective tax rate of 1.22%.
How do I appeal my property taxes in St. Louis County?
To appeal your property taxes in St. Louis County, Missouri, you need to file with the St. Louis County Assessor before the deadline of Varies by county. You'll need evidence that your assessed value exceeds your property's market value, such as recent comparable sales. TaxDrop can handle this entire process for you — you pay nothing unless we save you $500 or more.
Is St. Louis County a high property tax area?
St. Louis County's effective tax rate of 1.22% is above the national median of 1.02%. It's also above the Missouri median of 0.74%, making it one of the higher-taxed counties in the state.
What is the deadline to appeal property taxes in Missouri?
The deadline to appeal property taxes in Missouri is Varies by county. It's important to file before this deadline — missing it means waiting until the next assessment cycle. TaxDrop monitors deadlines and files on your behalf to ensure you never miss the window.
Can TaxDrop help lower my St. Louis County property taxes?
Yes. TaxDrop helps homeowners in St. Louis County, Missouri appeal their property tax assessments. We analyze your property, compare it against local comparable sales, and handle the entire appeal process. Our fee is 25% of your savings — and if we don't save you at least $500, you pay nothing.

Nearby Counties

St. Charles County

Rate: 1.13%

Tax bill: $3,340

St. Clair County

Rate: 0.64%

Tax bill: $911

St. Francois County

Rate: 0.75%

Tax bill: $1,161

St. Louis city

Rate: 1.05%

Tax bill: $1,935

Ste. Genevieve County

Rate: 0.64%

Tax bill: $1,376

Stoddard County

Rate: 0.65%

Tax bill: $885

Stone County

Rate: 0.49%

Tax bill: $1,167

Sullivan County

Rate: 0.74%

Tax bill: $760

← View all 115 Missouri counties

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