Washington (WA) 1099 Tax Calculator
Estimate the self-employment tax, federal income tax, and Washington state income tax to set aside on your 1099 income. Washington has no state income tax. Enter your income below to recalculate, or switch to another state at any time.
1099 taxes in Washington
As a 1099 contractor or self-employed worker in Washington, no employer withholds tax for you, so it helps to know your bill up front. Your total is the sum of:
- Self-employment tax - 15.3% (12.4% Social Security + 2.9% Medicare) on 92.35% of your net profit, with the Social Security portion capping at $176,100 for 2025. This is federal and the same in every state.
- Federal income tax - the 2025 marginal brackets after the standard deduction and the QBI deduction.
- Washington state income tax - Washington has no state income tax, so there is nothing to add here.
What to set aside on Washington 1099 income
For a single filer with no extra deductions, here is roughly what to set aside at a few income levels in Washington (gross 1099 income = net profit in this simple view):
| 1099 income | Estimated total tax | Set aside | Per quarter |
|---|---|---|---|
| $40,000.00 | $7,470.00 | 18.7% | $1,868.00 |
| $60,000.00 | $12,080.00 | 20.1% | $3,020.00 |
| $80,000.00 | $16,691.00 | 20.9% | $4,173.00 |
| $100,000.00 | $22,628.00 | 22.6% | $5,657.00 |
| $150,000.00 | $37,871.00 | 25.3% | $9,468.00 |
These are single-filer estimates with no business expenses or extra deductions. Add your real expenses, health insurance, and retirement contributions in the calculator above to lower the figure.
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