St. Louis County Property Taxes
St. Louis County, Missouri
Effective Tax Rate
0.00%
166.3% above state avgMedian Annual Tax
$0
$266/mo escrow
Estimate Your Tax
Annual Tax
$0
Monthly
$0
Eff. Rate
1.22%
At a Glance
Median Home Value
$260,700
State avg ▲ $162,432
Tax w/ Mortgage/yr
$3,236
$270/mo escrow
Tax w/o Mortgage/yr
$3,118
$260/mo
State Tax Rate Rank
#115
of 115 counties (1 = lowest)
Data Story
About Property Taxes in St. Louis County, Missouri
St. Louis County ranks highest nationally
St. Louis County's effective tax rate of 1.225% places it in the 79th percentile nationally, well above the median of 0.71%. The median property tax of $3,193 exceeds the national median of $2,690 by 19%, despite home values that align closely with national norms. St. Louis County represents one of America's higher-tax metropolitan areas.
Highest tax rate in Missouri
At 1.225%, St. Louis County leads all Missouri counties by effective rate, surpassing the state average of 0.733% by 67%. The median property tax of $3,193 is 166% above Missouri's state median of $1,199. This highest-in-state burden reflects St. Louis County's dense infrastructure, services, and debt obligations.
Highest in region by significant margin
St. Louis County's 1.225% rate far exceeds all regional neighbors, including St. Charles County (1.125%) and St. Louis City (1.045%). The gap widens dramatically against lower-tax counties like St. Clair (0.639%) and Stoddard (0.654%). This disparity reflects the county's role as the region's economic and service center.
Your $260,700 home costs $3,193 yearly
A median-value home in St. Louis County generates an estimated annual property tax of $3,193—approximately $266 per month. Owners with mortgages pay around $3,236 when escrow is included. Over 30 years, property taxes total roughly $95,790.
St. Louis County appeals save substantial money
Given St. Louis County's high tax burden and competitive housing market, many homeowners find their properties overassessed relative to recent comparable sales. The county assessor's office welcomes formal challenges during annual appeal periods. Even modest assessment reductions yield significant savings on such high property values.
How St. Louis County Compares
Median Annual Property Tax
St. Louis County
1.22%
Effective rate
Missouri Avg
0.74%
Effective rate
National Avg
0.91%
Effective rate
Frequently Asked Questions
What is the property tax rate in St. Louis County, Missouri?
How much are property taxes in St. Louis County?
How does St. Louis County compare to the Missouri average?
What is the median home value in St. Louis County, Missouri?
Why is St. Louis County property tax rate higher than the Missouri average?
How does St. Louis County rank for property taxes in Missouri?
Counties with Similar Tax Rates
Nearby Counties
Other Counties in Missouri
Data updated: March 2026
Data from U.S. Census Bureau, American Community Survey 2019-2023 5-Year Estimates. Effective tax rate is calculated as median property tax divided by median home value.