US Tax Tools

North Dakota Tax Calculator

North Dakota runs one of the lightest income tax systems of any state that levies one at all, with a tiered structure whose bottom bracket is taxed at zero — effectively building in a built-in exemption for lower earners. The remaining brackets sit at comparatively low rates. Social Security is not taxed. This calculator applies North Dakota's current bracket schedule to your entered income.

01INPUTS
Calculate Your State Income Tax
On $100,000 of taxable income in North Dakota, your estimated state income tax is $983 at an effective rate of 0.98%.
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State Tax

$983

Effective Rate

0.98%

Marginal Rate

1.95%
03BREAKDOWN
Tax Bracket Breakdown — North Dakota
0.00%$0
$0 – $49,575
1.95%$983
$49,575 – $250,400
Total$983
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How North Dakota income tax works

  • North Dakota's bottom bracket is taxed at zero, so a portion of every filer's income escapes state tax entirely.
  • Above that zero-rated band, income moves through a small number of relatively low-rate brackets.
  • The calculator applies the full schedule to your entered income for an exact total.

Need the exact bracket thresholds instead of an estimate? See the North Dakota tax brackets for 2026 .

Estimate your North Dakota property tax by county, compare every state at the state tax brackets hub , or see the full tax-by-state directory .

Frequently asked questions

How is North Dakota income tax calculated?

North Dakota starts with a zero-rated bottom bracket, then applies a small number of relatively low rates above it. The calculator applies this schedule to your entered income.

Does North Dakota tax Social Security benefits?

No. North Dakota excludes Social Security benefits from state taxable income.

Why is North Dakota's income tax so low?

North Dakota's bottom bracket is taxed at zero and its remaining rates are among the lowest of any state that levies an income tax, keeping the overall burden light for most residents.

How much state tax will I pay in North Dakota?

It depends on how much of your income exceeds the zero-rated starting bracket. Enter your income above for an exact total.

Sources

Related insights

Use these guides for rule explanations, planning context, and follow-up questions beyond the calculator result.

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Last updated July 19, 2026 Tax year 2025 + 2026 state income tax

Data sources: North Dakota revenue department rate tables + Tax Foundation 2025

This tool is general information only, not financial advice.

Reviewed by USTax Tools Editorial Desk

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