Tax Bracket Calculator
This estimator helps you identify an approximate federal tax bracket, marginal rate, total estimated federal tax liability, effective tax rate, and any additional withholding per pay period needed to meet that liability. It is intended as a planning tool, not a tax return.
Results use typical progressive bracket calculations and selected standard deduction levels for the chosen tax year. Use the IRS or your tax advisor for official filing calculations and for state/local taxes.
Compute taxable income, marginal tax rate, approximate progressive tax liability, and effective tax rate from reported income and deduction choices.
Inputs
Results
Taxable income
$60,000.00
Marginal tax rate
22.00%
Estimated federal tax liability
$8,507.50
Estimated effective tax rate
14.18%
| Output | Value | Unit |
|---|---|---|
| Taxable income | $60,000.00 | USD |
| Marginal tax rate | 22.00% | % |
| Estimated federal tax liability | $8,507.50 | USD |
| Estimated effective tax rate | 14.18% | % |
Visualization
Methodology
We compute taxable income as adjusted gross income plus additional taxable income minus pre-tax deductions and either the standard deduction for the chosen filing status and year or your entered itemized deductions.
Tax liability is calculated using a progressive bracket model: each portion of taxable income is multiplied by its bracket rate and summed. Marginal rate reports the rate applied to the last dollar of taxable income; effective rate equals estimated tax liability divided by total income.
This tool follows secure development and data handling guidance; recommendations for accuracy and data minimization align with ISO/IEC and NIST risk-management principles. It is not a substitute for IRS guidance or professional tax advice.
Worked examples
Example: Single filer, AGI $60,000, standard deduction used, estimated tax liability computed by summing each bracket portion. If $7,000 already withheld and biweekly pay, estimator shows additional per-paycheck withholding required to approximate zero year-end balance.
Example: Married filing jointly, larger standard deduction reduces taxable income and may shift marginal bracket, lowering the marginal rate applied to the last dollar.
Further resources
External guidance
Expert Q&A
Are bracket thresholds exact and final?
Bracket thresholds and rates are applied from commonly published tables for the chosen year but may change with IRS rule updates. Use the IRS official tables for filing and final calculations.
Does this include state or local taxes?
No. This estimator calculates federal tax only. For state or local tax estimates, use dedicated state/local tools or consult a tax professional.
Is the suggested additional withholding guaranteed to eliminate a balance due?
No. The suggested amount is an estimate based on entered values. Changes in income, credits, or deductions during the year will change actual tax liability. Consider periodic recalculation and consult IRS withholding guidance.
Is my data stored or shared?
This tool is intended for client-side calculations. Follow organizational controls when integrating with services; adhere to NIST SP 800-series and ISO/IEC 27001 recommendations for secure handling if persisting data.
Sources & citations
- Internal Revenue Service - Official site for federal tax forms and instructions — https://www.irs.gov/
- National Institute of Standards and Technology (NIST) - Risk management and secure development guidance — https://www.nist.gov/
- International Organization for Standardization (ISO) - Information security management — https://www.iso.org/
- IEEE - Standards for software engineering best practices — https://www.ieee.org/
- Occupational Safety and Health Administration (OSHA) - workplace safety and compliance frameworks — https://www.osha.gov/