Utah tax calculator
Planning estimate2026 Utah Income Tax Calculator
Estimate your Utah state income tax, then review key facts, tax brackets, how the calculation works, and common questions.
State income tax calculator
Calculate your 2026 estimate
Enter your income and filing details to get your state tax estimate.
Overview
Utah state income tax overview
Utah has a supported 2026 state income-tax calculator for the supported taxpayer scope. Enter the requested income and filing information to calculate state income tax.
Use the calculator above as a planning estimate. Your final tax can differ based on deductions, credits, residency, local taxes, and other details that may not be included in the supported calculation.
At a glance
Key facts
- Tax structure
- Flat tax
- Tax year
- 2026
- Starting income basis
- State taxable income
- Supported filing statuses
- Single, Married filing jointly, Married filing separately, Head of household, Qualifying surviving spouse
- Local tax treatment
- See calculator limits and exclusions.
Rates & structure
Tax brackets
Flat state income tax rate
The supported calculation applies a flat rate to the applicable state tax base, subject to the inputs and adjustments shown in the calculator.
Bracket tables are a simplified reference. Your actual state tax can depend on deductions, credits, filing status, special taxes, and other state-specific rules.
Simple process
How it works
Enter your details
Choose your filing status and enter the income amount requested by the calculator.
Add state-specific inputs
If Utah needs additional tax, credit, or worksheet values, the form asks for them directly instead of guessing.
Review your estimate
See the estimated state income tax, effective rate, and calculation breakdown for the supported scope.