Frontenac, St. Louis County, Missouri Property Taxes
Median Frontenac, MO effective property tax rate: 1.43%, significantly higher than the national median of 1.02%, but lower than the Missouri state median of 1.20%.
Median Frontenac, MO home value: $280,650
Median annual Frontenac, MO tax bill: $4,001, $1,601 higher than the national median property tax bill of $2,400.
How are property taxes in St. Louis County calculated?
Property taxes in Frontenac, 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 Frontenac’s property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Frontenac, knowing local tax details benefits homeowners and investors.
Last Updated March 1, 2025
Frontenac, St. Louis County, Missouri Property Tax Bill Calculator
$100,000
$1,500,000
$3,000,000
Median Effective Tax Rate
1.43%
Estimate Property Tax Bill
$4,013
$3,724
Property Tax Rates Across Frontenac, St. Louis County, Missouri
Local government entities determine tax rates, which can differ significantly across Missouri. Each year, counties like St. Louis estimate their budget needs to provide essential services. This budget is then divided by the total value of all taxable property within the county to calculate the property tax rate. Although the process involves votes and legislation, this is the fundamental method used annually.
Frontenac, located in St. Louis County, has an effective property tax rate that can be compared to other cities in Missouri, as well as the state and national medians. Missouri's median property tax rate is 1.43%, which is higher than the national median of 1.02%. This comparison highlights how property tax rates in Frontenac and other Missouri cities stack up against broader benchmarks. Understanding these differences is crucial for property owners looking to manage their tax liabilities effectively. By appealing your property taxes, you can potentially reduce your tax burden and ensure you're not overpaying compared to the assessed value of your property.
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 Frontenac Tax Rate
1.43%
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 Frontenac, St. Louis County, Missouri
Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
63131 | N/A | N/A | N/A | N/A | N/A |
Source: Ownwell
Property Tax Assessment Values Across Frontenac, St. Louis County, Missouri
When examining property taxes in Frontenac, 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 appraisal district 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 Frontenac. For example, the median home price in Frontenac is $280,650, with tax bills ranging significantly across the county.
Property Tax Assessment Values Across Frontenac, St. Louis County, Missouri
Source: Ownwell

$54,800
$761,350
$1,467,900
Median Frontenac Market Value
$280,650
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 Frontenac, St. Louis County, Missouri
Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
63131 | N/A | N/A | N/A | N/A | N/A |
Source: Ownwell
Property Tax Bills Across Frontenac, St. Louis County, Missouri
In Frontenac, 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 local tax rate is then applied to this assessed value to determine the annual property tax bill. With a median home price of $280,650, homeowners in Frontenac may find their tax bills significantly higher than the national median property tax bill of $2,400. For instance, the 25th percentile tax bill is $3,922, and it rises to $4,079 at the 75th percentile, with the 90th percentile reaching $4,125. Such high property tax rates can be a financial burden for homeowners.
Ownwell offers a solution by providing property tax appeal services that can help homeowners potentially reduce their tax bills. By evaluating the assessed value of a property and identifying discrepancies or errors, Ownwell can assist homeowners in filing appeals, ensuring they are not overpaying on their property taxes, and ultimately helping them achieve significant savings.
Median Frontenac Tax Bill
$4,001
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 Frontenac, St. Louis County, Missouri
Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
63131 | N/A | N/A | N/A | N/A | N/A |
Source: Ownwell