Platte County property tax
Homeowners in Platte County, Missouri typically pay about 1.05% of their home's value in property tax each year — a median bill of $3,613 on a median home value of $345,100.
Typical effective rate
1.05%
higher than 32% of U.S. counties
Median tax paid
$3,613
per year
Median home value
$345,100
In MO
#6
of 115 ranked counties
At a glance
- Effective rate 1.05% — 12% higher than the U.S. median of 0.94%, and 24% higher than the Missouri median of 0.85%.
- With vs. without a mortgage — median tax $3,702 for mortgaged homes, $3,372 for homes owned outright.
- State ranking — 6th highest effective rate of 115 ranked Missouri counties; nationally it sits around the 68th percentile.
Estimate a bill for Platte County
Apply this county's typical effective rate (1.05%) to a home value of your choice.
Frequently asked questions
What is the property tax rate in Platte County, MO?
The typical effective property-tax rate in Platte County is 1.05% of a home's value per year, based on median taxes paid ($3,613) divided by the median home value ($345,100) in the Census ACS 2020–2024 5-year estimates. This is a typical burden for comparison, not a statutory mill rate.
How much is property tax on a typical home in Platte County?
The median owner-occupied home in Platte County is valued at $345,100, and the median real estate tax paid is $3,613 per year. Homes with a mortgage have a median tax of $3,702, versus $3,372 for homes without one.
How does Platte County compare to the rest of Missouri?
Platte County's effective rate is 24% higher than the Missouri median, ranking 6th of 115 ranked counties in the state.
Compare nearby Missouri counties
Counties ranked closest to Platte County by in-state effective rate. Open the comparison tool or see all Missouri counties.
| In-state | County | Effective rate | Median tax |
|---|---|---|---|
| 3 | Jackson County | 1.12% | $2,575 |
| 4 | St. Charles County | 1.08% | $3,480 |
| 5 | Clay County | 1.07% | $2,941 |
| 7 | St. Louis city | 1.03% | $2,033 |
| 8 | Putnam County | 1.01% | $1,211 |
| 9 | Grundy County | 1.00% | $1,125 |
Official data & resources for Platte County
- Platte County Census profile (data.census.gov) — housing, value and tax figures for this county.
- Table B25103 for Platte County — median real estate taxes paid (the source for the tax figures above).
- Table B25077 for Platte County — median home value.
- Federal forms & is property tax deductible? — IRS Pub 530, Schedule A and the SALT cap, plus your state tax agency.
Finding your exact bill
Your county or municipal assessor (sometimes called the appraisal district, property appraiser, or tax collector) sets the assessed value and the exact millage that produces your bill. Search for "[county name] [state] assessor" or "property tax" on an official .gov site.
Figures on this page are Census survey medians for the whole county (2020–2024 5-year), not an assessment of any individual property. Rates, exemptions and assessment practices vary by municipality and school district within a county.