Income tax
2026 federal tax brackets
Look up ordinary income tax rates and base standard deductions for all four filing statuses.
Federal tax · Retirement · Social Security
Federal income tax calculators
for 2026.
Estimate taxes on your pay or business income, compare deductions, and plan retirement distributions. Federal tools use tax year 2026, generally filed in 2027.
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13 tools available
Income tax
2026 tax refund calculator
Estimate a refund or balance due from wages, deductions, withholding, and qualifying dependents.
Income tax
Tax bracket headroom calculator
Find how much taxable income fits before the next federal bracket and the rate on your next dollar.
Income tax
Extra income tax calculator
Estimate federal income tax on a raise, bonus, or other additional ordinary income across brackets.
Deductions and credits
Deduction tax savings calculator
Compare tax before and after an additional eligible deduction, with taxable income floored at zero.
Income tax
Marginal and effective tax rate calculator
Compare the rate on your next taxable dollar with the share of income paid in federal income tax.
Deductions and credits
2026 child tax credit calculator
Estimate nonrefundable and refundable child credits using income, tax liability, and qualifying children.
Social Security
Social Security COLA calculator
Estimate a gross benefit increase, subtract entered Medicare premiums, or explore the 2026 PIA formula.
Pay and business
2026 bonus tax calculator
Estimate bonus take-home pay after federal withholding and payroll taxes, then compare the annual income-tax impact.
Pay and business
2026 1099 tax calculator
Estimate contractor federal income and self-employment taxes after expenses, with optional QBI and an annual tax reserve.
Pay and business
2026 self-employment tax calculator
Calculate Social Security and Medicare tax on net business profit, including coordination with your W-2 wages.
Deductions and credits
2026 overtime tax calculator
Estimate the qualified overtime premium deduction and federal income-tax savings after caps and income phaseouts.
Retirement distributions
2026 RMD calculator
Find an original-owner IRA required minimum distribution, remaining amount, lifetime factor, and deadline.
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Built from published IRS and SSA sources. Each tool includes its method, worked examples, and supported inputs.
These simplified estimates omit rules that can affect your final tax return or SSA award. Review each calculator’s scope and official sources.