Accurate, free tax calculators for US filers — updated for the 2026 tax year.
Calculate your 2026 federal marginal and effective tax rate. Supports all filing statuses and all 50 states.
Use CalculatorDetailed state income tax calculation with graduated brackets for each state — not just flat rates.
Coming SoonEstimate Social Security (12.4%) and Medicare (2.9%) taxes for freelancers and independent contractors.
Coming SoonCalculate short-term and long-term capital gains tax on investments, stocks, and real estate sales.
Coming SoonOptimize your W-4 elections to avoid a large bill or maximize your take-home pay throughout the year.
Coming SoonAll CalcTax tools provide estimates for educational purposes only. Results are not tax advice. Consult a qualified CPA or enrolled agent before making tax decisions.