What is the income tax rate in Ohio?

The top income tax rate in Ohio is 4.0%.

How is state income tax calculated in Ohio?

Ohio uses progressive tax brackets. Income in each bracket is taxed at that bracket's rate, and the total is summed.

Yes, Ohio offers a standard deduction of $0 for single filers and $0 for married couples.

Calculate your Ohio state income tax instantly. Updated for 2026 tax rates and brackets.

Enter your details to estimate your state income tax for 2026.

Step 1: Filing Status

Step 2: Annual Income

Enter your gross annual income before deductions.

Step 3: DeductionsApply Standard Deduction ($0)

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