Clayton, St. Louis County, Missouri Property Taxes
Median Clayton, MO effective property tax rate: 1.29%, significantly higher than the national median of 1.02%, but lower than the Missouri state median of 1.20%.
Median Clayton, MO home value: $1,467,900
Median annual Clayton, MO tax bill: $18,934, $16,534 higher than the national median property tax bill of $2,400.
How are property taxes in St. Louis calculated?
Property taxes in Clayton, MO are calculated based on the tax assessed value, which is often lower than the actual market value due to property tax exemptions such as the homestead or senior exemption.
Understanding Clayton’s property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Clayton, knowing local tax details benefits homeowners and investors.
Last Updated March 1, 2025
Clayton, St. Louis County, Missouri Property Tax Bill Calculator
$100,000
$1,500,000
$3,000,000
Median Effective Tax Rate
1.29%
Estimate Property Tax Bill
$18,936
$17,572
Property Tax Rates Across Clayton, St. Louis County, Missouri
Local government entities determine tax rates, which can vary significantly within Missouri. This variation occurs because each county, including St. Louis, estimates its annual budget needs to provide essential services and divides this by the total value of all taxable property within its jurisdiction. This calculation results in the property tax rate. Although votes and laws influence the setting of tax rates and budgets, this is essentially the annual process.
In Clayton, located in St. Louis County, the effective property tax rate is a point of comparison with other cities in Missouri. The median property tax rate in Missouri is notably higher than the national median property tax rate of 1.02%. Clayton's property tax rate aligns with these state trends, reflecting the common practice of counties setting rates based on local budgetary needs. Understanding these rates helps property owners anticipate their tax liabilities and explore potential savings through property tax appeals or exemptions.
Our median effective property tax rate (tax bill ÷ assessor's market value) accounts for exemptions and deductions, making it more accurate than the general median tax rate, which is the midpoint of statutory rates before adjustments.
Median Effective Clayton Tax Rate
1.29%
Our median effective property tax rate (tax bill ÷ assessor's market value) accounts for exemptions and deductions, making it more accurate than the general median tax rate, which is the midpoint of statutory rates before adjustments.
Median Effective St. Louis County Tax Rate
1.35%
Median Effective Missouri Tax Rate
1.20%
Median Effective United States Tax Rate
1.02%
Property Tax Rates Across Clayton, St. Louis County, Missouri
Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
63105 | 1.29% | 1.29% | 1.29% | 1.29% | 1.29% |
Source: Ownwell
Property Tax Assessment Values Across Clayton, St. Louis County, Missouri
When examining property taxes in Clayton, MO, understanding the distinction between "market value" and "assessed value" is crucial. The market value is what a willing buyer would pay to a willing seller in an open and competitive market, often influenced by location, property condition, and economic market trends. The St. Louis County Assessor's Office estimates the market value for tax purposes. The assessed value is the market value minus any applicable exemptions or limits determined by local laws and offerings. The tax assessed value is the figure used to calculate your property taxes or the amount multiplied by your tax rate to get your tax bill.
In St. Louis County, assessment notices are sent in the spring each year. They’ll typically reach your mailbox by the middle of May. Each property owner receives an assessment notice that contains both the market value and assessed value, along with an estimate of your property tax bill. By providing insights into how assessed and market values are determined, this section helps property owners navigate their tax responsibilities and understand the valuation processes affecting their property taxes in Clayton.
For example, the median home price in Clayton is $1,467,900, with tax bills ranging significantly across the county. Zip code 63105 has the highest median home price at $1,467,900.
Property Tax Assessment Values Across Clayton, St. Louis County, Missouri
Source: Ownwell

$54,800
$761,350
$1,467,900
Median Clayton Market Value
$1,467,900
Median St. Louis County Market Value
$226,500
Median Missouri Market Value
$129,505
Median United States Market Value
$235,294
Property Tax Assessment Values Across Clayton, St. Louis County, Missouri
Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
63105 | $1,315,440 | $1,378,700 | $1,467,900 | $1,746,400 | $2,069,500 |
Source: Ownwell
Property Tax Bills Across Clayton, St. Louis County, Missouri
In Clayton, located in St. Louis County, MO, property tax bills are calculated based on the assessed value of a home, which is a percentage of its market value. The median home price in Clayton is significantly higher than the national average, leading to substantial tax bills. Homeowners in this area face a median property tax bill of $18,934, which far exceeds the national median of $2,400. Factors influencing these tax bills include the home's location, size, and any improvements made. This high tax burden can be challenging for homeowners, impacting their financial planning and overall affordability of living in the area.
Ownwell offers a solution for Clayton homeowners by providing property tax appeal and exemption services. Our team of experts reviews your property's assessed value to ensure it aligns with current market conditions. By identifying discrepancies, we can help lower your tax bill, potentially saving you thousands of dollars annually. Trust Ownwell to navigate the complexities of property tax assessments and secure the savings you deserve.
Median Clayton Tax Bill
$18,934
Median St. Louis County Tax Bill
$3,143
Median Missouri Tax Bill
$1,606
Median United States Tax Bill
$2,400
Property Tax Bills Across Clayton, St. Louis County, Missouri
Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
63105 | $16,970 | $17,785 | $18,934 | $22,521 | $26,683 |
Source: Ownwell