Filing Information Who Must File? Due Dates & Extensions Wage Withholding, W-2 & 1099 Statements New Colorado Residents Part-Year & Non-Residents Income Tax Accounts DR 0004 Employee Resources Colorado is one of 14 states with a flat income tax. Its approach is different from how the federal government and most other states collect taxes.
Find out how much you'll pay in Colorado state income taxes given your annual income. Customize using your filing status, deductions, exemptions and more. The current individual income tax rate in Colorado is set at 4.55%. This flat rate applies to all taxable income, eliminating the complexities of graduated tax brackets.
colorado income tax, Colorado (CO) state income tax for 2025–2026 — flat 4.4% flat, single/MFJ/HOH thresholds, plus neighbor-state comparison. For households comparing Colorado against other states, the full picture combines income tax (modeled by the calculator) with state and local sales tax, property tax, and any state-specific tax preferences. Finally, Colorado alternative minimum tax is calculated by subtracting the taxpayer’s normal Colorado income tax from the taxpayer’s tentative Colorado minimum tax. Learn about the Colorado state income tax structure, current rates, the refund process, and what it means for taxpayers across the state. Colorado State Income Tax 2026 Colorado's flat income tax rate is 4.4% for 2026, applied to federal taxable income with limited state modifications.
colorado income tax, The Taxpayer Bill of Rights (TABOR) constitutional amendment returns surplus state revenue to taxpayers through periodic rate reductions or refund checks. Colorado taxes Social Security partially but the over-65 exclusion makes most retirees fully ... Corrections & Clarifications: This story has been updated to correct when Colorado taxpayers will have to add the portion of overtime pay that will not be subject to federal income taxes back to their ...
