Tax Calculator 2025 — Federal Income Tax Estimator
Calculate your 2025 federal income tax using the latest IRS brackets and standard deductions. Enter your income details and get an instant breakdown of taxes owed and take-home pay.
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Hourly Tax Calculator
📊 Your Tax Breakdown
Annual Take-Home Pay
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Monthly Take-Home
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Weekly Take-Home
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Hourly After Tax
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Tax Breakdown
Gross Annual Income—
Federal Income Tax—
Social Security (6.2%)—
Medicare (1.45%)—
Total Tax Withheld—
Effective Tax Rate
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Marginal Tax Rate
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Key 2025 Federal Tax Numbers at a Glance
Standard Deduction
Single: $15,000 Married: $30,000 HoH: $22,500
FICA Rates
Social Security: 6.2% Medicare: 1.45% SS Wage Base: $176,100
Child Tax Credit
Up to $2,000 per child under 17. Refundable up to $1,700.
Top Brackets
37% over $626,350 (single) 35% over $250,525 32% over $197,300
Filing Deadlines
Tax Day 2026: April 15, 2026 Extension: October 15, 2026
AMT Exemption
Single: $88,100 Married: $137,000
Frequently Asked Questions
To calculate your 2025 federal income tax: (1) Start with your gross income from all sources. (2) Subtract the standard deduction ($15,000 single, $30,000 married, $22,500 HoH) to get taxable income. (3) Apply 2025 bracket rates progressively. (4) Subtract applicable tax credits (Child Tax Credit: $2,000/child). The result is your federal tax liability.
This calculator uses 2025 federal income tax rates, brackets, standard deductions, and FICA rates as adjusted by the IRS for the 2025 tax year (filed in 2026). This includes the inflated standard deduction of $15,000 for single filers and the $176,100 Social Security wage base.
This calculator estimates federal income taxes only. It does not calculate: state income taxes (which vary significantly by state), local city taxes, self-employment tax (covered on our SE calculator), alternative minimum tax (AMT), net investment income tax, or deductions beyond the standard deduction.
The Child Tax Credit in 2025 is up to $2,000 per qualifying child under age 17. Up to $1,700 of the credit is refundable (the Additional Child Tax Credit). The credit begins phasing out at $200,000 for single filers and $400,000 for married filing jointly.
A single filer making $50,000 gross in 2025 has taxable income of $35,000 ($50,000 - $15,000 deduction). Tax: $1,192.50 on the first $11,925 (10%) + $2,166 on the remaining $18,075 (12%) = $3,358.50 in federal income tax. Plus $3,100 Social Security and $725 Medicare = $7,184 total.
The Alternative Minimum Tax (AMT) exemption for 2025 is $88,100 for single filers and $137,000 for married filing jointly. Most taxpayers with income below these thresholds are not affected by the AMT. AMT primarily impacts high-income taxpayers with large deductions.
With the standard deduction raised to $15,000 (single) or $30,000 (married) in 2025, the majority of taxpayers will find the standard deduction exceeds their itemized deductions. Itemizing makes sense if your mortgage interest, state taxes (capped at $10,000), charitable contributions, and other deductions exceed your standard deduction amount.
If you're self-employed, have investment income, or your employer doesn't withhold enough, you may need to make quarterly estimated tax payments. The 2025 due dates are April 15, June 16, September 15, and January 15, 2026. The threshold for required estimated payments is owing more than $1,000 in federal tax.