Oregon Self-Employment Tax Calculator Tax Year 2026
Calculate your federal self-employment tax, income tax, and Oregon state tax on freelance income.
Oregon imposes graduated rates from 4.75% to 9.9% on individual income, which applies to your self-employment earnings on top of federal taxes. Oregon has one of the highest top marginal rates at 9.9%, but has no sales tax. The state's standard deduction is relatively low ($2,910 single), meaning most income is subject to tax. Freelancers should also budget for the statewide transit tax.
Use the calculator below to estimate your total tax burden as a self-employed Oregon resident for the 2026 tax year.
New to the 2026 tax changes? Read our OBBBA guide →
SALT (state income tax + property tax) is capped at $40,400 for 2026 under OBBBA — up from
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This calculator estimates your federal self-employment tax, federal income tax, and state tax.
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Tax Breakdown
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Federal Income Tax Brackets
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Frequently Asked Questions: Oregon Freelancer Taxes
How is self-employment tax calculated in Oregon for 2026?
Self-employment tax is a federal 15.3% tax on 92.35% of your net self-employment earnings (12.4% Social Security up to $184,500 for 2026 + 2.9% Medicare with no cap). It is the same in every state. Oregon freelancers pay this on top of federal income tax and Oregon state income tax.
What state taxes do freelancers pay in Oregon?
As a freelancer in Oregon, you owe federal self-employment tax (15.3%), federal income tax, and Oregon state income tax on your net earnings. The exact state rate depends on your income level and filing status.
Do I need to make quarterly estimated tax payments in Oregon?
Yes, if you expect to owe $1,000 or more in federal taxes for 2026, you must make quarterly estimated payments to the IRS. Oregon also requires estimated payments if you expect to owe state tax above its threshold. The 2026 federal due dates are April 15, June 15, September 15, and January 15, 2027.
What deductions can Oregon freelancers claim in 2026?
Federal deductions for self-employed include the QBI deduction (up to 20% of qualified business income, made permanent under OBBBA), the deductible half of self-employment tax, self-employed health insurance premiums, retirement plan contributions (SEP IRA, Solo 401(k)), home office deduction, and ordinary business expenses. Oregon state-level deductions vary; consult a tax professional for state-specific items.
How This Calculator Works
- Self-employment tax: Net income × 92.35% × 15.3% (12.4% Social Security + 2.9% Medicare). Social Security capped at $184,500 for 2026.
- Half-SE deduction: 50% of SE tax deducted before income tax.
- QBI deduction: Up to 20% of qualified business income (OBBBA permanent).
- Federal income tax: 2026 progressive brackets after standard deduction and above-the-line deductions.
- State tax (Oregon): Applied to total income using Oregon’s 2026 rates.
- Quarterly payments: Total tax ÷ 4. Due: April 15, June 15, September 15, January 15.