Mercer Island, WashingtonSales Tax Rate 2024

Mercer Island is located in King County, Washington. Mercer Island sales tax rate is 10.2%

The total sales tax rate in Mercer Island comprises the Washington state tax. The city also imposes an additional sales tax of 3.7%. The table below provides a breakdown of the sales tax rate by jurisdiction.

Combined Sales Tax Rate	10.20%
Washington	6.50%
King County	0.00%
Mercer Island	3.70%
District / Special Tax	0.00%

Mercer Island Sales Tax Calculator

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The TaxHero sales tax calculator provides a combined sales tax rate based on a full address lookup. A complete address ensures precision since ZIP codes may cross different tax jurisdictions. Results are for reference and may need additional context for compliance. Contact us today for a demo and learn how TaxHero can support your business.

Mercer Island District and Special Tax Rates+

To help you identify the correct sales tax rate in Mercer Island, you may look up the sales tax rate by address and ZIP code in our calculator.

Mercer Island Management Services Division Contact Information+

State: Washington Department of Revenue
City: Mercer Island Tax Department
Contact: (206) 275-7602

ZIP codes in Mercer Island, WA+

98040

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