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Platte County, Missouri: property tax rate, home values and income

Effective property tax rate

1.06%

6th highest of 115 counties in Missouri

Median home value

$317,600

1st highest in Missouri

Median household income

$95,748

2nd highest in Missouri

Population

108,751

Census ACS 2023

Sources: US Census Bureau, American Community Survey 5-year estimates · Updated 11/03/2026

In Platte County, Missouri the effective property tax rate is 1.06%. The median homeowner pays $3,365 a year in real estate taxes on a home with a median value of $317,600. That rate is the 6th highest of the 115 Missouri counties with published data, and the 1048th highest of 3,132 counties in the United States.

Property tax in Platte County

The effective rate is the median real estate tax paid divided by the median home value. The Missouri statewide average is 0.88%, so Platte County is above it. Applying this county's rate to other home prices gives a rough idea of the yearly bill; actual bills depend on the school district, exemptions and the assessed value.

Home valueEstimated tax per yearPer month
$200,000$2,120$177
$300,000$3,180$265
$317,600 (county median)$3,370$280
$400,000$4,240$353
$500,000$5,300$442

Home values and incomes

The median home value is $317,600 (1st highest in Missouri, 428th highest nationally) and the median household income is $95,748. Homes cost about 3.3 times a typical household's yearly income. Median gross rent is $1,247 a month. 67% of occupied homes are owner-occupied. Homeowners with a mortgage pay a median of $1,824 a year for insurance. For comparison, the Missouri statewide median home value is $265,387.

Counties near Platte County in the Missouri property tax ranking

CountyEffective rateMedian home value
Jackson County1.15%$213,300
St. Charles County1.13%$296,800
Clay County1.10%$256,400
Platte County1.06%$317,600
St. Louis city1.05%$185,100
Gentry County1.03%$123,000
Grundy County1.02%$107,000

Frequently asked questions

What is the property tax rate in Platte County, Missouri?

The effective property tax rate is 1.06% of home value per year, the 6th highest of 115 counties in Missouri (Census ACS 2023 5-year estimates).

How much is property tax on a $300,000 home in Platte County?

At the county's effective rate of 1.06%, about $3,180 a year (roughly $265 a month). Your actual bill depends on the assessed value, your school district and exemptions.

What is the median home value in Platte County?

The median home value is $317,600 (Census ACS 2023 5-year estimates, owner-occupied homes).

What is the median household income in Platte County?

The median household income is $95,748 (Census ACS 2023 5-year estimates).