US Tax Tools

Utah Tax Calculator

Utah applies a single flat rate to all taxable income, with the rate trimmed again for 2026. A taxpayer credit softens the effective burden for lower earners. Utah taxes Social Security to the extent it's taxed federally, but offsets that with a separate retirement tax credit for eligible filers. This calculator applies the current flat rate to your entered income.

01INPUTS
Calculate Your State Income Tax
On $100,000 of taxable income in Utah, your estimated state income tax is $4,450 at an effective rate of 4.45%.
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State Tax

$4,450

Effective Rate

4.45%

Marginal Rate

4.45%
03BREAKDOWN
Tax Bracket Breakdown — Utah
4.45%$4,450
$0+
Total$4,450
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How Utah income tax works

  • Utah multiplies your taxable income by one flat rate — there are no brackets to navigate.
  • A taxpayer credit reduces the effective burden for lower-income filers.
  • Social Security is taxed to the extent it's taxable federally, with a retirement credit available to offset the impact.

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

Estimate your Utah 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 Utah income tax calculated?

Utah applies a single flat rate to your taxable income, with a taxpayer credit softening the effective burden for lower earners. The calculator applies the current rate to your entered income.

Does Utah tax Social Security benefits?

Utah taxes Social Security to the extent it's taxable on your federal return, but offers a separate retirement tax credit that can offset some or all of that tax for eligible filers.

Has Utah's tax rate changed recently?

Yes — Utah trimmed its flat rate again for 2026, continuing a pattern of gradual reductions in recent years.

How much state tax will I pay in Utah?

Since Utah uses a flat rate, your state tax is that rate applied to your taxable income, adjusted for any credits you qualify for. Enter your figures above for an instant 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: Utah 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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