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Both calculators run independently — change the inputs on either side to compare results.

Bonus Tax Calculator

Estimate your after-tax bonus pay using either the IRS flat percentage method or the aggregate method based on your filing status and state tax rate. Use it when your employer pays a bonus and you want to know your actual take-home amount.

Bonus Amount ($)

Tax Method

State Tax Rate (%)

Filing Status

Fill in the required fields to see your result.

Payroll

Payroll Tax Calculator

Calculate the total employer-side payroll tax liability including Social Security, federal unemployment (FUTA), and state unemployment (SUTA) contributions on gross wages. Use it for small business payroll planning or verifying quarterly tax deposits.

Gross Wages ($)

Social Security Wage Base ($)

State Unemployment Tax Rate (%)

Unemployment Wage Base ($)

Fill in the required fields to see your result.

Key differences

	Bonus Tax Calculator	Payroll Tax Calculator
Category	Payroll	Payroll
Inputs required	4	4
Result	Net Bonus Amount ($)	Total Payroll Taxes ($)
What it does	Estimate your after-tax bonus pay using either the IRS flat percentage method or the aggregate method based on your filing status and state tax rate. Use it when your employer pays a bonus and you want to know your actual take-home amount.	Calculate the total employer-side payroll tax liability including Social Security, federal unemployment (FUTA), and state unemployment (SUTA) contributions on gross wages. Use it for small business payroll planning or verifying quarterly tax deposits.