2026 federal, state and local taxes
Colorado Income Tax Calculator (2026)
Estimate your 2026 Colorado income tax. On $75,000, a single filer pays about $2,592 in state tax, plus federal tax and FICA.
2026 Tax and Take-Home Pay
EstimateTax and Pay Breakdown
| Item | Annual | Monthly (÷12) | Bi-Weekly (÷26) |
|---|---|---|---|
| Gross Income | $100,000 | $8,333 | $3,846 |
| Pre-Tax Deductions (401k + Health/HSA) | -$8,400 | -$700 | -$323 |
| Federal Income Tax (after Credits) | -$11,322 | -$944 | -$435 |
| Social Security Tax (6.2%) | -$6,051 | -$504 | -$233 |
| Medicare Tax (1.45% + 0.9% Additional) | -$1,415 | -$118 | -$54 |
| State Income Tax (Colorado) | -$3,322 | -$277 | -$128 |
| Take-Home Pay | $69,490 | $5,791 | $2,673 |
2026 Federal Tax by Bracket
| Bracket Rate | Bracket Range | Your Income in Bracket | Tax in Bracket |
|---|---|---|---|
| 10% | $0 – $12,400 | $12,400 | $1,240 |
| 12% | $12,400 – $50,400 | $38,000 | $4,560 |
| 22% | $50,400 – $105,700 | $25,100 | $5,522 |
| 24% | $105,700 – $201,775 | $0 | $0 |
| 32% | $201,775 – $256,225 | $0 | $0 |
| 35% | $256,225 – $640,600 | $0 | $0 |
| 37% | $640,600 – and up | $0 | $0 |
Colorado Take-Home Pay by Salary, 2026 (Single Filer)
No Pre-Tax Deductions| Gross Annual Salary | Federal Tax | FICA Tax | Colorado State Tax | Total Tax | Effective Rate | Net Take-Home Pay |
|---|---|---|---|---|---|---|
| $50,000 | $3,820 | $3,825 | $1,492 | $9,137 | 18.3% | $40,863 |
| $75,000 | $7,670 | $5,738 | $2,592 | $15,999 | 21.3% | $59,001 |
| $100,000 | $13,170 | $7,650 | $3,692 | $24,512 | 24.5% | $75,488 |
| $125,000 | $18,734 | $9,563 | $4,792 | $33,088 | 26.5% | $91,912 |
| $150,000 | $24,734 | $11,475 | $5,892 | $42,101 | 28.1% | $107,899 |
| $200,000 | $36,734 | $14,339 | $8,092 | $59,165 | 29.6% | $140,835 |
| $300,000 | $68,134 | $16,689 | $12,492 | $97,315 | 32.4% | $202,685 |
Colorado Income Tax Brackets, 2026
Flat Rate| Rate | Single (taxable income) | Married Filing Jointly |
|---|---|---|
| 4.40% | $0 and up | $0 and up |
Rates apply to taxable income, after Colorado's deductions and exemptions. Each rate covers only the income inside its range.
Colorado and Its Neighbors
2026 Income Tax| State | Income Tax | Top Rate | Tax on $75,000 (Single) | Tax on $150,000 (Joint) |
|---|---|---|---|---|
| Kansas | Graduated | 5.58% | $3,385 | $6,713 |
| Utah | Flat | 4.50% | $3,147 | $6,294 |
| Oklahoma | Graduated | 4.50% | $2,830 | $5,659 |
| Colorado | Flat | 4.40% | $2,592 | $5,183 |
| Nebraska | Graduated | 4.55% | $2,533 | $5,066 |
| New Mexico | Graduated | 5.90% | $2,359 | $4,961 |
| Wyoming | None | — | $0 | $0 |
Single filer, wages only, no pre-tax deductions, 2026 rules. County taxes are included where every resident pays one (Maryland).
State Income Tax Calculators
50 States + D.C.Pick a state to see its 2026 tax rules and results for common salaries or home values.
- Alabama Progressive
- Alaska No Income Tax
- Arizona 2.50% Flat
- Arkansas Progressive
- California Progressive
- Colorado 4.40% Flat
- Connecticut Progressive
- Delaware Progressive
- District of Columbia Progressive
- Florida No Income Tax
- Georgia 4.99% Flat
- Hawaii Progressive
- Idaho 5.30% Flat
- Illinois 4.95% Flat
- Indiana 2.95% Flat
- Iowa 3.80% Flat
- Kansas Progressive
- Kentucky 3.50% Flat
- Louisiana 3.00% Flat
- Maine Progressive
- Maryland Progressive
- Massachusetts Progressive
- Michigan 4.25% Flat
- Minnesota Progressive
- Mississippi 4.00% Flat
- Missouri Progressive
- Montana Progressive
- Nebraska Progressive
- Nevada No Income Tax
- New Hampshire No Income Tax
- New Jersey Progressive
- New Mexico Progressive
- New York Progressive
- North Carolina 3.99% Flat
- North Dakota Progressive
- Ohio 2.75% Flat
- Oklahoma Progressive
- Oregon Progressive
- Pennsylvania 3.07% Flat
- Rhode Island Progressive
- South Carolina Progressive
- South Dakota No Income Tax
- Tennessee No Income Tax
- Texas No Income Tax
- Utah 4.50% Flat
- Vermont Progressive
- Virginia Progressive
- Washington No Income Tax
- West Virginia Progressive
- Wisconsin Progressive
- Wyoming No Income Tax
How This Calculator Works
Colorado has a flat 4.40% income tax. Before the rates apply, Colorado gives a standard deduction of $16,100 ($32,200 for married couples filing jointly).
A single filer earning $75,000 in wages pays about $2,592 in Colorado tax, 3.5% of pay. That is 27th of 51, near the middle, and $4 less than the typical state ($2,596). A married couple earning $150,000 pays about $5,183.
Denver and a few other cities charge a small flat monthly occupational privilege tax on workers.
Frequently Asked Questions
How much is $100,000 a year after taxes in Colorado?
In Colorado, about $75,488, or $6,291 a month, for a single filer with no pre-tax deductions. That is after $13,170 of federal income tax, $7,650 of Social Security and Medicare and $3,692 of Colorado tax.
What is the top income tax rate in Colorado?
Colorado uses one rate, 4.40%, for every taxable dollar, so your top rate and your starting rate are the same.
Does Colorado tax Social Security and retirement income?
Colorado taxes Social Security only for some retirees under 65 with higher incomes, and it lets retirees exclude up to about $24,000 of pension and retirement-account income (age and income rules apply).
Do neighboring states tax income less than Colorado?
On a $75,000 salary, Nebraska, New Mexico and Wyoming take less than Colorado, while Kansas, Oklahoma and Utah take more. The table on this page has the amounts.
More for Colorado
All Tax Calculators →Other Colorado tax tools
- Colorado Paycheck Calculator $2,269 per paycheck on $75,000
- Colorado Property Tax Calculator 0.49% average rate
Neighboring states
- Kansas Income Tax Calculator $3,385 state tax on $75,000
- Nebraska Income Tax Calculator $2,533 state tax on $75,000
- New Mexico Income Tax Calculator $2,359 state tax on $75,000
- Oklahoma Income Tax Calculator $2,830 state tax on $75,000
- Utah Income Tax Calculator $3,147 state tax on $75,000
- Wyoming Income Tax Calculator No income tax on wages