Kitsap County Sales Tax 2025. Sales tax in kitsap county, washington, is currently 9%. Kitsap county departments and offices presented their 2025 budget requests during public meetings on september 23rd, 25th & 26th.

Washington has a 6.5% sales tax and kitsap county collects an additional 2.7%, so the minimum sales tax rate in kitsap county is 9.2% (not including any city or special district taxes). Sales tax in kitsap county, washington, is currently 9%.