Free tool

Colorado Paycheck Calculator

See your real take-home pay in Colorado after federal tax, CO state tax, FICA, 401(k), and health insurance.

Colorado keeps things simple with a flat 4.4% income tax — every dollar of taxable wages is taxed at the same rate, no brackets to climb. Combined with federal income tax and 7.65% FICA, that flat rate determines how much of your salary actually reaches your bank account. The calculator below breaks down a Colorado paycheck line by line, including 401(k) and health insurance deductions.

Your pay

Filing status

Flat 4.4% state income tax, after a $15,000 state deduction (single). Married brackets are approximated as doubled single-filer thresholds.

Take-home / paycheck
$2,309
Effective tax rate
21.3%
Annual take-home
$60,025

Where your gross salary goes

Take-home payFederal income taxFICA (SS + Medicare)CO state income tax401(k) contributionHealth insurance
ItemAnnualPer paycheck
Take-home pay$60,025$2,309
Federal income tax$8,796$338
FICA (SS + Medicare)$6,503$250
CO state income tax$2,776$107
401(k) contribution$5,100$196
Health insurance$1,800$69
Gross salary$85,000$3,269

Your 401(k) isn't lost money — it's still yours, just invested pre-tax. Counting it, you keep 76.6% of your gross.

Colorado tax notes

  • Colorado's flat 4.4% tax applies to federal taxable income, so the federal standard deduction flows through.
  • TABOR refunds have temporarily reduced the effective rate in some recent years.

Estimates only — state and local taxes vary; excludes local/city taxes and credits.

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