Free US Payroll Tax Calculator (2024)
Estimate your US federal income tax, Social Security, Medicare, and net take-home pay. Supports single and married filing status, pre-tax deductions, and state income tax.
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Frequently Asked Questions
What payroll taxes does an employer withhold?
Employers withhold federal income tax, state/local income tax (where applicable), Social Security (6.2% up to the wage base), and Medicare (1.45%). The employer also matches Social Security and Medicare contributions.
What is the Social Security wage base?
The Social Security taxable wage base is adjusted annually. For 2024 it is $168,600. Earnings above this amount are not subject to Social Security tax (but are still subject to Medicare tax).
What is the Additional Medicare Tax?
A 0.9% Additional Medicare Tax applies to wages above $200,000 (single) or $250,000 (married filing jointly). This is withheld once wages cross the threshold in a given year.