Sales Tax Calculator - Washington County (Oklahoma)
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Sales tax calculator to help you calculate tax amount and total amount. It gives you taxable amount, tax and total amount in Washington County.
Tax Calculation
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The different sales tax rates like state sales tax, county tax rate and city tax rate in Washington County are 4.50%, 1.00% and 3.04%. Check sales tax rates by cities in Washington County
What is Washington County sales tax rates in 2025?
Washington County sales tax rates in Oct 2025 are:
| State Tax Rate | 4.50% |
| County Tax Rate | 1.00% |
| City Tax Rate | 3.04% |
| Special Tax Rate | 0.00% |
| Combined Tax Rate | 7.40% |
Which city has highest sales tax rates in Washington County?
List of cities with highest sales tax rates in Washington County:
- Bartlesville - 8.90%
- Dewey - 8.50%
- Vera - 7.50%
- Copan - 5.50%
- Ramona - 5.50%
- Ochelata - 5.50%
Which city has lowest sales tax rates in Washington County?
List of cities with lowest sales tax rates in Washington County:
- Copan - 5.50%
- Ramona - 5.50%
- Ochelata - 5.50%
- Vera - 7.50%
- Dewey - 8.50%
- Bartlesville - 8.90%
Sales Tax Rates by city - Washington County (Oklahoma)
| CITY | COMBINED RATE | STATE RATE | COUNTY RATE | CITY RATE | SPECIAL RATE |
|---|---|---|---|---|---|
| Bartlesville | 8.90% | 4.50% | 1.00% | 3.40% | 0.00% |
| Copan | 5.50% | 4.50% | 1.00% | 0.00% | 0.00% |
| Dewey | 8.50% | 4.50% | 1.00% | 3.00% | 0.00% |
| Ramona | 5.50% | 4.50% | 1.00% | 0.00% | 0.00% |
| Vera | 7.50% | 4.50% | 1.00% | 2.00% | 0.00% |
| Ochelata | 5.50% | 4.50% | 1.00% | 0.00% | 0.00% |