98040 Sales Tax Rate

Mercer Island, WA is in zip code 98040. The current total local sales tax rate in Mercer Island, WA is 10.100%. The 2020 total local sales tax rate was 10.000%.

Sales Tax Breakdown

DistrictRate
Washington State6.500%
King County3.600%
Mercer Island0.000%
Total 10.100%

Mercer Island Details

Mercer Island, WA is in King County. Mercer Island is in the following zip codes: 98040.