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Colorado Paycheck Calculator
Colorado uses a flat 4.40% income tax rate for every dollar of taxable income -- predictable and easy to plan for. The state's TABOR refunds occasionally lower this rate further in surplus years.
Your Paycheck Inputs
Estimated Paycheck Breakdown
Gross pay (this period)$0.00
Pre-tax deductions (401k + health)$0.00
Federal income tax$0.00
Colorado state income tax$0.00
Social Security (6.2%)$0.00
Medicare (1.45% + Additional)$0.00
Net take-home pay$0.00
Effective federal rate0.00%
Effective Colorado state rate0.00%
Annual net (projection)$0.00
Estimate using 2026 federal brackets, $168,600 Social Security wage base, and the 0.9% Additional Medicare Tax on wages above $200,000 single / $250,000 MFJ.
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Colorado State Income Tax: Flat 4.40%
Colorado applies a single 4.40% flat rate. The state has temporarily reduced this rate in TABOR-surplus years (down to as low as 4.25% in some years); for steady-state estimation we use the statutory 4.40% rate.
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