Tax Bracket Calculator
Look up your 2024 federal marginal tax bracket with a line-by-line breakdown of tax owed at each bracket.
Reviewed for accuracy by Sahil, Senior Finance & Tax Editor
Tax Bracket Calculator
Calculator
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Formula: Progressive brackets: 10%, 12%, 22%, 24%, 32%, 35%, 37%
Worked example — $13,753 (16.2% effective)
Formula
Progressive brackets: 10%, 12%, 22%, 24%, 32%, 35%, 37%
US federal income tax is progressive — each bracket rate applies only to income within that range, not your entire income.
Worked Examples
Example 1: $85K single filer
Problem:$85,000 taxable income, single
Solution:10%×11600 + 12%×35550 + 22%×37850 = 1160+4266+8327 = $13,753
Result:$13,753 (16.2% effective)
Frequently Asked Questions
What is the difference between marginal and effective tax rate?
Marginal rate is the rate on your last dollar of income. Effective rate is total tax / total income. Your effective rate is always lower than your marginal rate because of progressive brackets.
Does moving into a higher tax bracket mean I pay more tax on all my income?
No — this is a very common misconception. The US uses a progressive tax system where each bracket rate applies only to the income within that range, not to your entire income. For example, a single filer earning $50,000 in 2024 pays 10% on the first $11,600, 12% on the next $35,550, and only 12% on the final $2,850 — not 22% on all $50,000.
What is the difference between taxable income and gross income?
Gross income is all income before any deductions. Adjusted gross income (AGI) subtracts above-the-line deductions like IRA contributions, student loan interest, and self-employment tax. Taxable income subtracts the standard deduction (or itemized deductions if higher) from AGI. In 2024, the standard deduction is $14,600 for single filers and $29,200 for married filing jointly. Tax Bracket Calculator uses taxable income as input.
How often do federal tax brackets change?
Tax brackets are adjusted annually for inflation under a process called indexing. The Tax Cuts and Jobs Act of 2017 (TCJA) established the current bracket structure with rates of 10%, 12%, 22%, 24%, 32%, 35%, and 37%. Many TCJA provisions are set to expire after 2025, which could revert to higher pre-TCJA rates unless Congress extends them. Always verify current-year brackets with IRS Publication 15-T or a tax professional.
How do tax brackets work?
Tax brackets are ranges of income taxed at specific rates. Only income within each bracket is taxed at that rate. Moving into a higher bracket does not raise your entire tax rate.
What is the difference between a tax deduction and a tax credit?
A deduction reduces taxable income (saving at your marginal rate). A credit directly reduces your tax bill dollar for dollar. Credits are more valuable.
How do I estimate quarterly tax payments?
Estimate annual tax liability and divide by four. Due dates: April 15, June 15, September 15, January 15. Pay at least 90% of current year tax or 100% of prior year to avoid penalties.
What tax deductions are available for self-employed workers?
Self-employment tax deduction, health insurance premiums, home office expenses, business supplies, vehicle costs, retirement contributions (SEP-IRA, Solo 401k), and professional development.
How do state taxes affect my overall tax burden?
Seven states have no income tax. Rates vary widely. When comparing jobs or relocating, factor in state income tax, sales tax, and property tax for a full picture.
Reviewed for accuracy by Sahil, Senior Finance & Tax Editor · Editorial policy
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