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Washington State Tax Information & Payroll Calculator

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Washington State Tax Information

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Minimum Wages
Effective 01/01/18
Minimum Wage:$11.50
(Applies to workers in both agricultural & nonagricultural jobs, although 14- and 15-year-olds may be paid 85% of the adult minimum wage or $9.78 per hour effective 1/1/18)
Minimum Cash Wage:$11.50
Maximum Tip Credit:None

State Income Tax
Wage Withholding:None

Unemployment Insurance
Maximum 2018 Taxable Earnings:$47,300
(Increased from $45,000 in 2017)
Employee Deduction:None
Employer 2018 Tax Rates:0.13 – 7.73%
(Includes applicable employment administrative fund surtax and graduated social cost rates)
Standard 2018 New Employer Rates:Industry Avg
Voluntary Contribution Permitted:Yes

Disability Insurance
Employee Deduction:None

Workers' Compensation
Employers and employees each pay half of the stay-at-work rate, medical aid fund rate, and supplemental pension fund (SPF) rate. For 2018, the SPF rate is $0.1030 per hour; employers and employees each pay $0.0515 per hour.

Washington State Agencies web sites:

Verify the accuracy of payroll tax information prior to actual use.

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