Washington County Property Tax Rate
Oregon · 2023 Data
Washington County, Oregon has an effective property tax rate of 0.87%, which is 8% lower than the national average of 0.95%. On a home valued at $558,500, homeowners pay approximately $4,852 per year in property taxes. Washington County ranks #11 out of 36 counties in Oregon for property tax rates.
$4,852
Per year
$558,500
2023 estimate
4.65%
Median income: $104,434
#11
of 36 counties in OR
Tax Breakdown
With Mortgage
$4,863
median annual tax
Without Mortgage
$4,825
median annual tax
Homeowners with a mortgage in Washington County pay on average $38 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 Oregon
Historical Property Tax Trends
| Year | Median Tax | Median Home Value | Effective Rate |
|---|---|---|---|
| 2019 | $3,955 | $386,600 | 1.02% |
| 2020 | $4,113 | $413,500 | 0.99% |
| 2021 | $4,324 | $439,300 | 0.98% |
| 2022 | $4,685 | $504,300 | 0.93% |
| 2023 | $4,852 | $558,500 | 0.87% |
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates
Oregon Property Tax Exemptions
Available to Washington County homeowners
Property Tax Deferral (Senior/Disabled)
All property taxes deferred; repaid with 6% interest upon sale or transfer
Homeowners age 62+ or disabled; income limits apply
Disabled Veteran
Up to $28,045 of assessed value (adjusted annually); higher exemption for total disability
Veterans with 40%+ service-connected disability
Property Tax Measure 5 Limit
$5 per $1,000 of real market value for education; $10 per $1,000 for general government
Applies to all properties automatically
Property Tax Calculator
Estimate your annual property tax in Washington County
Estimated Annual Property Tax
$2,610
$218/month · Rate: 0.87%
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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, 2023 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.