Washington County Property Tax Rate
Missouri
Washington County, Missouri has an effective property tax rate of 0.56%, which is 39% lower than the national average of 0.92%. On a home valued at $129,400, homeowners pay approximately $719 per year in property taxes. Washington County ranks #92 out of 115 counties in Missouri for property tax rates.
$719
Per year
$129,400
2024 estimate
1.28%
Median income: $56,043
#92
of 115 counties in MO
Tax Breakdown
With Mortgage
$832
median annual tax
Without Mortgage
$588
median annual tax
Homeowners with a mortgage in Washington County pay on average $244 more per year than those without. This difference often reflects how property tax escrow accounts in mortgaged homes capture the full tax obligation.
How Washington County Compares
Top Counties in Missouri
Missouri Property Tax Exemptions
Available to Washington County homeowners
Property Tax Credit
Up to $750 for renters; up to $1,100 for homeowners
Homeowners age 65+ or disabled with income under $30,000
Disabled Veteran
100% exemption from property taxes
Veterans with 100% service-connected disability rated as totally and permanently disabled
Property Tax Calculator
Estimate your annual property tax in Washington County
Estimated Annual Property Tax
$1,680
$140/month · Rate: 0.56%
Quick Facts
Think your property tax is too high?
Homeowners save an average of $1,148/year by appealing their assessment.
Learn How to Appeal →Frequently Asked Questions
Data Source: U.S. Census Bureau, 2024 American Community Survey 5-Year Estimates. Effective tax rates are calculated by dividing median real estate taxes paid by median home value. Actual property tax rates may vary based on local taxing jurisdictions, exemptions, and assessment practices. This information is for general reference only and should not be used as a substitute for professional tax advice.