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Tax year 2026 · state vs state

Colorado vs District of Columbia Income Tax Comparison (2026)

On a $75,000 salary (single filer, 2026), you pay $837 less state income tax a year in Colorado than in District of Columbia, which is about $70 a month. At $150,000 the gap is $3,890 in favor of Colorado.

Colorado: 4.4% flatDistrict of Columbia: up to 10.75%Updated October 10, 2026

Compare Colorado and District of Columbia for your income

Estimate for education only, not tax advice. 2026 federal and state rules, standard deductions, no local taxes. How we calculate.

State comparison

Comparing 2 states, sorted by lowest overall tax rate.

1Colorado

Lowest

21.3%

Overall effective tax rate

  • Net
  • Federal
  • State
  • FICA
Federal income tax
$7,670
State income tax
$2,592
Payroll tax (FICA)
$5,738
Total tax
$15,999
Net income (annual)
$59,001

2District of Columbia

22.4%

Overall effective tax rate

  • Net
  • Federal
  • State
  • FICA
Federal income tax
$7,670
State income tax
$3,429
Payroll tax (FICA)
$5,738
Total tax
$16,836
Net income (annual)
$58,164

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💰 Monthly breakdown

Your take-home pay, spread across the year

Colorado

Monthly gross$6,250
Monthly tax$1,333
Monthly take-home$4,917

District of Columbia

Monthly gross$6,250
Monthly tax$1,403
Monthly take-home$4,847

Estimates use 2026 federal and state rates, the standard deduction for your filing status and no local taxes. Rankings use state income tax only.

Colorado vs District of Columbia: how the two systems differ

ColoradoDistrict of Columbia
Wage income taxFlat 4.4%Progressive, 7 brackets
Top rate4.4%10.75%
Lowest rate4.4%4%
Deductions and credits (single)$16,100 standard deduction$16,100 standard deduction

State income tax and take-home pay at every salary

The same salary can leave you with different take-home pay depending on the state. This table applies each state’s 2026 rules to a single filer with no pre-tax contributions.

IncomeCO state taxDC state taxDifferenceCO take-homeDC take-home
$30,000$612$634$22 less in Colorado$25,673$25,651
$40,000$1,052$1,234$182 less in Colorado$33,268$33,086
$50,000$1,492$1,834$342 less in Colorado$40,863$40,521
$60,000$1,932$2,454$522 less in Colorado$48,458$47,937
$75,000$2,592$3,429$837 less in Colorado$59,001$58,164
$100,000$3,692$5,532$1,840 less in Colorado$75,488$73,649
$150,000$5,892$9,782$3,890 less in Colorado$107,899$104,010
$250,000$10,292$18,282$7,990 less in Colorado$172,890$164,901

Single filer, 2026, federal standard deduction. Take-home is after federal, state and payroll tax. No local taxes.

Married filing jointly

IncomeCO state taxDC state taxDifferenceCO take-homeDC take-home
$75,000$1,883$2,382$499 less in Colorado$62,739$62,241
$100,000$2,983$4,163$1,180 less in Colorado$81,727$80,547
$150,000$5,183$8,413$3,230 less in Colorado$118,002$114,772
$250,000$9,583$16,913$7,330 less in Colorado$187,885$180,555

Married filing jointly, 2026, federal standard deduction. Uses each state's joint brackets where they differ.

Does the lower-tax state change as income rises?

For a single filer, Colorado and District of Columbia charge the same state income tax (nothing) up to roughly $17,500 of income. Above that, District of Columbia is the lower-tax state. The order flips again near $30,000, so the better state depends on where your income falls.

Rates side by side

Colorado (single filers)

4.4%Over $0

District of Columbia (single filers)

4%Up to $10,000
6%$10,001 to $40,000
6.5%$40,001 to $60,000
8.5%$60,001 to $250,000
9.25%$250,001 to $500,000
9.75%$500,001 to $1,000,000
10.75%Over $1,000,000

Full details for each state: Colorado income tax calculator and District of Columbia income tax calculator. Federal rates are on the 2026 federal tax brackets page.

Colorado vs District of Columbia FAQ

Which has lower income tax, Colorado or District of Columbia?+

Colorado is lower at $75,000: $2,592 of state income tax versus $3,429 in District of Columbia. At $150,000 it is $5,892 in Colorado and $9,782 in District of Columbia. For a single filer, Colorado and District of Columbia charge the same state income tax (nothing) up to roughly $17,500 of income. Above that, District of Columbia is the lower-tax state. The order flips again near $30,000, so the better state depends on where your income falls.

How much more do I keep on $100,000 in Colorado versus District of Columbia?+

A single filer keeping $75,488 a year in Colorado would keep $73,649 in District of Columbia after federal, state and payroll tax. The difference is $1,840 a year, or $153 a month.

How do the Colorado and District of Columbia income tax systems differ?+

Colorado uses a flat 4.4% rate; District of Columbia uses progressive rates up to 10.75%. State deductions and exemptions also differ, which changes how much income is taxed.

Are local taxes included in this Colorado vs District of Columbia comparison?+

No. It covers federal income tax, Social Security, Medicare and state income tax only. City, county, sales and property taxes are not included, and they can change the real cost of living in each state.

Should I move from Colorado to District of Columbia to save on taxes?+

State income tax is one cost among many. Property and sales taxes, housing, insurance and wages also differ, and you may owe tax to both states in the year you move. Use this comparison as one input and confirm details with a tax professional.

Sources

Last checked October 10, 2026. Confirm with your state tax agency before filing.

More state comparisons

Estimates for education only, not tax, legal or financial advice. Not a substitute for a tax professional or your state revenue department.