St. Louis County, MO Property Tax Calculator
St. Louis County homeowners pay a median $3,335 a year in property tax, 1.21% of a median $276,800 home: above Missouri's 0.85% and the national 0.94%.
Property tax in St. Louis County by home value, at 1.21%
| Home value | A year | A month |
|---|---|---|
| $200,000 | $2,410 | $201 |
| $300,000 | $3,615 | $301 |
| $400,000 | $4,820 | $402 |
| $500,000 | $6,025 | $502 |
| $750,000 | $9,038 | $753 |
| $1,000,000 | $12,050 | $1,004 |
St. Louis County against Missouri and the US
| Effective rate | Median tax | Median home value | Median household income | |
|---|---|---|---|---|
| St. Louis County | 1.21% | $3,335 | $276,800 | $82,936 |
| Missouri | 0.85% | $1,948 | $230,300 | $70,702 |
| United States | 0.94% | $3,119 | $332,700 | $80,734 |
How this calculator works
Median real estate taxes paid ÷ median home value in St. Louis County, from the Census Bureau's American Community Survey 2020–2024 5-year estimates. The calculator starts at the county's median home value and rate.
What it assumes
- Cities, school districts and special districts within the county levy different rates, so bills vary within it.
- Survey figures cover 2020 to 2024 and lag recent reassessments.
Questions people ask
What is the property tax rate in St. Louis County?
The effective rate is 1.21%: a median $3,335 a year on a median $276,800 home. That's the 1st highest of the 22 Missouri counties we cover.
How much is property tax on a $400,000 house in St. Louis County?
About $4,820 a year, $402 a month, at the county's effective rate, before any exemption.
How does St. Louis County compare with the rest of Missouri?
Its rate is above the state's 0.85%. Across Missouri, covered counties range from 0.55% to 1.21%.
How do I lower my St. Louis County property tax?
Apply for every exemption you qualify for, such as a homestead exemption, and appeal your assessment if it is higher than comparable homes sold nearby; the county assessor explains the deadlines.
Other Missouri counties
Related calculators
Sources
Updated by the RateHerald team. The maths is tested against worked examples; report a problem.