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Castle Rock, WA Sales Tax Rate

The current total local sales tax rate in Castle Rock, WA is 8.000%. The December 2020 total local sales tax rate was also 8.000%.

Sales Tax Breakdown

District	Rate
Washington State	6.500%
Cowlitz County	1.300%
Castle Rock	0.200%
Total	8.000%

Castle Rock Details

Castle Rock, WA is in Cowlitz County. Castle Rock is in the following zip codes: 98611.

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