GlobalTax

Income Tax FAQ — pick your country

Detailed answers for every country we cover. Brackets, deductions, social contributions, residency rules — all in one place.

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United States

Tax year 2025 · USD

Open United States calculator →

The United States levies federal income tax in seven progressive brackets plus FICA (Social Security 6.2% to the wage base and Medicare 1.45%). On top, 41 states levy their own income tax — from 0% in Texas, Florida and Washington up to 13.3% in California. Use the US state scenario box on the home page to compare states.

  • Federal + state + FICA — combined effective rate varies by state.
  • Standard deduction $14,600 single / $29,200 married filing jointly (2024 levels carried into 2025).
  • 401(k), HSA and IRA contributions reduce taxable income.

Income tax brackets (2025)

Income rangeRate
$0$11,92510.00%
$11,925$48,47512.00%
$48,475$103,35022.00%
$103,350$197,30024.00%
$197,300$250,52532.00%
$250,525$626,35035.00%
$626,35037.00%

Employee social contributions

ItemAnnual @ $200,000 gross
Social Security (6.2%)$10,918
Medicare (1.45%)$2,900

Detailed questions

What are the United States income tax rates for 2025?

This calculator uses the latest published United States tax brackets and personal allowance for the 2025 tax year, sourced from IRS (federal) + SSA (FICA). State figure is a top-rate estimate.. Enter any gross salary above to see the bracket-by-bracket breakdown, your effective rate, and your marginal rate.

How is take-home pay calculated in United States?

We start with your gross salary, apply the United States personal allowance and any standard deductions, run the result through the 2025 progressive income tax brackets, then subtract mandatory employee social-security and equivalent contributions. The number left is your annual and monthly net pay.

Does this include social security and other payroll deductions in United States?

Yes. The United States calculator models employee-side social security, pension, health, and any solidarity or surcharge components that apply to wages. Employer-side contributions are excluded because they don't reduce your take-home pay.

Is the United States calculator accurate for my situation?

It's a single-filer wage estimate that uses official 2025 rates. Your actual tax can differ based on filing status, dependants, regional or municipal taxes, salary-sacrifice arrangements, capital gains, and other personal credits. Treat the result as a strong first estimate, not tax advice.

What's the effective tax rate on a $100,000 salary in United States?

At $100,000 gross per year, the model returns an effective tax-and-social-security rate of about 13.6% and a marginal rate of about 22.0% — leaving roughly $78,736 as annual take-home. Enter your own salary above for a tailored breakdown.

Source: IRS (federal) + SSA (FICA). State figure is a top-rate estimate.. Estimates only — not tax, legal or financial advice. Verify with the official tax authority before relying on any figure.