Washington County Property Taxes
Washington County, Oregon
Effective Tax Rate
0.00%
76.8% above state avgMedian Annual Tax
$0
$404/mo escrow
Estimate Your Tax
Annual Tax
$0
Monthly
$0
Eff. Rate
0.87%
At a Glance
Median Home Value
$558,500
State avg ▲ $357,142
Tax w/ Mortgage/yr
$4,863
$405/mo escrow
Tax w/o Mortgage/yr
$4,825
$402/mo
State Tax Rate Rank
#26
of 36 counties (1 = lowest)
Similar tax rates
Data Story
About Property Taxes in Washington County, Oregon
Washington County taxes exceed national levels
Washington County's effective tax rate of 0.869% ranks in the 72nd percentile nationally, significantly above the 0.75% national median. The median property tax of $4,852 is 81% higher than the national median of $2,690.
Second-highest rate in Oregon
Washington County has the second-highest effective tax rate in Oregon at 0.869%, compared to the state average of 0.775%. Only one Oregon county taxes at a higher rate, making Washington County an outlier statewide.
Washington County leads region in tax burden
Washington County's $4,852 median tax dwarfs neighboring Yamhill ($3,318) and Wasco ($2,784) counties. At 0.869%, its effective rate is the highest among all regional peers, driven partly by higher median home values of $558,500.
A $558,500 home costs $4,852 yearly
Washington County's median home valued at $558,500 generates $4,852 in annual property taxes at the 0.869% effective rate. Whether mortgaged ($4,863) or owned outright ($4,825), the tax burden remains among the state's highest.
Higher taxes make appeals more valuable
With median taxes of $4,852, even a small percentage reduction through appeal could save hundreds annually. Washington County homeowners should investigate their assessments, as overassessment errors could mean significant money left on the table.
How Washington County Compares
Median Annual Property Tax
Washington County
0.87%
Effective rate
Oregon Avg
0.77%
Effective rate
National Avg
0.91%
Effective rate
Frequently Asked Questions
What is the property tax rate in Washington County, Oregon?
How much are property taxes in Washington County?
How does Washington County compare to the Oregon average?
What is the median home value in Washington County, Oregon?
Why is Washington County property tax rate higher than the Oregon average?
How does Washington County rank for property taxes in Oregon?
Counties with Similar Tax Rates
Nearby Counties
Other Counties in Oregon
Data updated: March 2026
Data from U.S. Census Bureau, American Community Survey 2019-2023 5-Year Estimates. Effective tax rate is calculated as median property tax divided by median home value.