1099 Tax Calculator Washington 2026
Washington State has no general individual income tax, which makes tax planning straightforward for freelancers and 1099 contractors. (Note: WA does impose a 7% capital gains tax on amounts over ~$270,000, but this does not apply to self-employment income.) You still owe federal income tax based on your bracket and 15.3% self-employment tax on net earnings. Use the calculator below to estimate your federal and SE tax for 2026.
Net income after business expenses
Enter your income to see your tax breakdown
How Washington taxes self-employment income
Washington has no state individual income tax.
Washington has no general individual income tax. A 7% tax applies to long-term capital gains over $270,000 (2024 threshold; 2025 may differ), but does not apply to self-employment income.
Federal tax also applies
Regardless of state, all 1099 contractors and self-employed workers in Washington owe federal income tax and self-employment tax. SE tax is 15.3% on net earnings (12.4% Social Security up to $184,500 in 2026, plus 2.9% Medicare with no cap). Federal income tax follows the standard bracket structure (10-37%).
The calculator above includes federal, SE, and Washington state tax in one estimate, and breaks down quarterly estimated payments due April 15, June 15, September 15, 2026, and January 15, 2027.