Utah Income Tax Calculator 2026
Utah taxes income at a single flat 4.55% rate for 2026 — estimate yours below.
Utah's flat 4.55% income tax, explained
Utah (UT) taxes income at a single flat 4.55% rate rather than graduated brackets, so — unlike the federal system — every dollar of Utah taxable income is taxed at the same rate. That makes the state calculation simple, but it is separate from federal income tax and from Utah sales tax.
What to know about Utah tax
- Utah applies a single flat income-tax rate to federal taxable income.
- Utah provides a taxpayer credit that phases out with income, softening the flat rate for lower earners.
- Local sales taxes add to the 4.85% state base, and groceries are taxed at a reduced rate.
Frequently Asked Questions
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Calculate →Disclaimer
This calculator provides estimates for informational and educational purposes only. SmartTaxCalcs does not provide tax advice. Your actual tax liability may differ based on your specific situation, recent law changes, and circumstances not modeled here (e.g., AMT, NIIT, special credits). We strongly recommend consulting a qualified tax professional (CPA, Enrolled Agent, or tax attorney) before filing or making financial decisions.
Data source: IRS Revenue Procedure / state Departments of Revenue. Last data update: May 19, 2026.