Tax Bracket Calculator for Oregon (OR) — Free Calculator

Oregon Tax Brackets (2026)

Oregon uses a graduated income tax system with a top marginal rate of 9.9%.

Oregon Bracket Structure

4.75% on first $18,400 (single); 6.75% on $18,401–$46,200; 8.75% on $46,201–$250,000; 9.9% above $250,000

Oregon has the fifth-highest top income tax rate in the US at 9.9%. Oregon has no sales tax, which partially offsets the high income tax burden. Portland residents also face a Metro Supportive Housing Services tax of 1% on income over $125,000 and a Multnomah County Preschool For All tax of 1.5% on income over $125,000.

Federal Tax Brackets Still Apply to Oregon Residents

Regardless of Oregon's state tax rules, all residents pay federal income tax. Federal brackets for 2024 range from 10% (on income up to $11,600 for single filers) to 37% (on income over $609,350). Your effective federal rate is typically well below the top marginal rate due to the graduated bracket structure.

Effective vs. Marginal Rate in Oregon

Your marginal rate is the rate on your last dollar of income. Your effective rate is your total tax divided by total income. For Oregon residents the marginal rate can reach 9.9% but most filers pay a lower effective rate. The median household income in Oregon is $72,859.

Data: Tax Foundation (2024), IRS Statistics of Income, US Census Bureau ACS 2023. Updated 2024–2025. Figures reflect state averages — consult a licensed CPA for personalized tax advice.

Tax Bracket Calculator for Other States

Frequently Asked Questions

What tax brackets apply to Oregon residents?

Oregon has a graduated income tax system. 4.75% on first $18,400 (single); 6.75% on $18,401–$46,200; 8.75% on $46,201–$250,000; 9.9% above $250,000. Federal brackets also apply on top of the state tax.

What is the difference between marginal and effective tax rate in Oregon?

Your marginal rate is the rate on your highest dollar of income. Your effective rate is your total tax burden divided by total income. In Oregon, even if the top marginal rate is 9.9%, most residents pay a lower effective rate because lower income portions are taxed at lower brackets.

Does Oregon have different tax brackets for married filers?

Yes, Oregon typically has different bracket thresholds for single vs. married filing jointly filers. Married joint filers often have brackets approximately twice as wide, reducing the marriage penalty. Check the Oregon Department of Revenue for current bracket tables.

How does this tax bracket calculator work for Oregon?

Enter your income and filing status. The calculator applies both federal and Oregon state tax brackets to show your marginal rate, effective rate, and total estimated tax. Oregon's graduated rate of up to 9.9% is applied to your state taxable income.