How do I calculate payroll tax? Enter your numbers above and the result updates instantly. For example: Employee gross wages (annual): $70,000 → Employee FICA withheld: $5,355.
Is this Payroll Tax Calculator free? Yes — completely free with no sign-up or paywall. It runs entirely in your browser and keeps working offline; the numbers you enter never leave your device.
How accurate is it? It uses the standard published formula for payroll tax. Results are estimates for planning — not financial, tax, medical, engineering, or legal advice.