Calculate your take-home pay in The Centennial State. Colorado income tax rate: 4.4%.
Colorado levies a flat 4.4% income tax on all taxable income for 2025. The state conforms to the federal standard deduction. Colorado taxable income starts with federal taxable income, making the calculation straightforward. The rate was temporarily reduced to 4.25% for 2024 but reverted to 4.4% for 2025.
| Item | Per Paycheck | Monthly | Annual |
|---|---|---|---|
| Gross Pay | - | - | - |
| Federal Income Tax | - | - | - |
| Colorado State Tax | $0 | $0 | $0 |
| Social Security | - | - | - |
| Medicare | - | - | - |
| 401(k) + Pre-Tax | - | - | - |
| Take-Home Pay | - | - | - |
Colorado has a flat income tax system with a top rate of 4.4%. This calculator estimates your take-home pay after federal income tax, state income tax, Social Security, Medicare, and any pre-tax deductions like 401(k) contributions. Enter your salary or hourly wage above to see a detailed breakdown of your paycheck.
Regardless of state taxes, all Colorado workers pay federal income tax using the 2025 brackets: 10% on the first $11,925 of taxable income (single), 12% up to $48,475, 22% up to $103,350, 24% up to $197,300, 32% up to $250,525, 35% up to $626,350, and 37% on income above that. The standard deduction is $15,000 for single filers and $30,000 for married filing jointly in 2025.
All workers in Colorado pay Social Security tax at 6.2% on wages up to $176,100 (2025) and Medicare tax at 1.45% on all wages. An additional 0.9% Medicare surtax applies to wages over $200,000 for single filers.