Colorado income tax in 2026
Colorado applies a flat 4.4% state income tax for 2026. This is withheld from each paycheck alongside federal income tax and FICA. Your effective state rate depends on your income, deductions, and filing status.
Example: $60,000 salary in Colorado
| Gross salary | $60,000 |
| Federal income tax | -$5,020 |
| Social Security | -$3,720 |
| Medicare | -$870 |
| Colorado state tax | -$2,640 |
| Estimated take-home | $47,750 |
| Biweekly paycheck | $1,837 |
| Effective tax rate | 20.4% |
Estimate for a single filer, standard deduction, no local tax. Adjust the calculator above for your situation.
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Local tax considerations
Some cities and counties levy their own local income tax on top of state tax. If your locality does, enter the rate in the calculator's “Local / city tax” field for a more precise estimate. Always confirm current rates with your Colorado tax authority.