Home and mortgage
Washington County, OK Property Tax Calculator
Washington County homeowners pay a median $1,558 a year in property tax, 0.90% of a median $173,200 home: above Oklahoma's 0.80% but below the national 0.94%.
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Property tax in Washington County by home value, at 0.90%
| Home value | A year | A month |
|---|---|---|
| $90,000 | $810 | $68 |
| $130,000 | $1,170 | $98 |
| $170,000 | $1,530 | $128 |
| $260,000 | $2,340 | $195 |
| $350,000 | $3,150 | $263 |
Washington County against Oklahoma and the US
| Effective rate | Median tax | Median home value | Median household income | |
|---|---|---|---|---|
| Washington County | 0.90% | $1,558 | $173,200 | $60,162 |
| Oklahoma | 0.80% | $1,599 | $199,800 | $65,039 |
| United States | 0.94% | $3,119 | $332,700 | $80,734 |
How this calculator works
Median real estate taxes paid ÷ median home value in Washington County, from the Census Bureau's American Community Survey 2020–2024 5-year estimates. The calculator starts at the county's median home value and rate.
Questions people ask
What is the property tax rate in Washington County?
The effective rate is 0.90%: a median $1,558 a year on a median $173,200 home. That's the 5th highest of the 15 Oklahoma counties we cover.
How much is property tax on a $400,000 house in Washington County?
About $3,600 a year, $300 a month, at the county's effective rate, before any exemption.
How does Washington County compare with the rest of Oklahoma?
Its rate is above the state's 0.80%. Across Oklahoma, covered counties range from 0.66% to 1.00%.
How do I lower my Washington County property tax?
Apply for every exemption you qualify for, such as a homestead exemption, and appeal your assessment if it is higher than comparable homes sold nearby; the county assessor explains the deadlines.
Other Oklahoma counties
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Sources
Updated by the RateHerald team. The maths is tested against worked examples; report a problem.