Gross pay
Annual pay is used directly. Monthly pay is multiplied by 12. Hourly pay is annualized using hourly rate × weekly hours × 52.
Federal income tax
The calculator applies filing status, standard deduction, and progressive federal brackets for the displayed tax year.
Payroll taxes
Employee Social Security and Medicare are estimated, including Additional Medicare Tax where modeled.
401(k)
The optional annual contribution reduces modeled federal taxable income in this simplified calculator.
State tax
States are enabled only when a specific calculation engine is implemented or wage income has no individual state income tax.
Not currently included
- Dependents and tax credits
- Itemized deductions
- City and local taxes
- Employer-specific benefits
- Bonuses, equity compensation and self-employment income