How Paycheck Taxes Work in Washington
How paycheck taxes work in Washington: Because Washington has no state income tax, your paycheck deductions are primarily federal income tax, Social Security, and Medicare. Washington does not tax wage income. A capital gains tax applies to high earners on investment gains, but regular paychecks are not subject to state income tax.
Washington State Tax Information
Washington has no state income tax.
Washington does not tax wage income. A capital gains tax applies to high earners on investment gains, but regular paychecks are not subject to state income tax.
Washington can look attractive in salary comparisons because there is no state income tax on wages, but real take-home pay can still change with local taxes, benefits, and federal withholding.
Federal Income Tax
Federal income tax uses progressive brackets: higher income is taxed at higher rates, not all at one rate. The standard deduction reduces taxable income before brackets apply, and your W-4 affects how much is withheld through the year.
Social Security
Social Security tax (FICA) is 6.2% of wages up to the annual wage base ($184,500 in 2026). Both employee and employer pay this amount; this calculator shows the employee portion.
Medicare
Medicare tax is 1.45% on all wages with no cap. High earners pay an additional 0.9% on wages above $200,000 (single) or $250,000 (married filing jointly).