2025 Utah Income Tax Brackets
Utah (UT) levies a flat income tax rate of 4.7% for 2025. Brackets apply to taxable income after the state standard deduction.
Single Filer · 2025
Also applies to married filing separately in most states.
| Rate | Taxable income |
|---|---|
| 4.7% | $0 and up |
Married Filing Jointly · 2025
Flat rate applies to all filing statuses
| Rate | Taxable income |
|---|---|
| 4.7% | $0 and up |
Effective rate at common income levels (single)
Effective rate = total Utah income tax owed divided by gross income, after the state standard deduction. Federal tax and FICA are not included here.
| Gross income | Utah tax | Effective rate | Marginal rate |
|---|---|---|---|
| $50,000 | $2,325 | 4.7% | 4.7% |
| $75,000 | $3,488 | 4.7% | 4.7% |
| $100,000 | $4,650 | 4.7% | 4.7% |
| $150,000 | $6,975 | 4.7% | 4.7% |
| $250,000 | $11,625 | 4.7% | 4.7% |
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The top Utah bracket is 4.7%, beginning at the first dollar of taxable income.
At $100,000 of gross income (single filer), the Utah effective income tax rate is approximately 4.7% — about $4,650 in state tax after the $0 standard deduction.
The Utah standard deduction for 2025 is $0 for single filers and $0 for married filing jointly.
Flat rate applies to all filing statuses in Utah for 2025.
Utah publishes annual inflation adjustments to bracket thresholds through its Department of Revenue. Utah uses a tax credit system based on federal standard deduction rather than a state deduction. Verify the latest figures against the current year instructions.
Utah 2025 income tax brackets from official state Department of Revenue publications, cross-checked against the Tax Foundation's State Individual Income Tax Rates and Brackets report. Effective-rate calculations use the standard deduction and progressive bracket math; itemized deductions, credits, and locality taxes are not included. Not tax advice; consult a qualified tax professional before filing.