What is the sales tax in zip code 98645? - The sales tax in zip code 98645 in Silverlake, Washington is 7.7% as of 2025. Use the 98645 sales tax rate calculator to calculate the sales tax for any purchase in 98645.
98645 Sales Tax Rate Calculator |
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Below is a list of the state sales tax, city sales tax, and county tax rate for .
| County | State | City | Zip Code | State Tax | City Tax | County Tax | Total Tax |
|---|---|---|---|---|---|---|---|
| Cowlitz | Washington | Silverlake | 98645 | 6.5% | 0% | 1.2% | 7.7% |