FICA, federal withholding, state tax, and bonus tax calculators. Browse our free taxes tools below — all calculators are instant, accurate, and require no sign-up.
Bonus Tax Calculator — Calculate taxes on bonus pay using the flat 22% federal rate (37% over $1M) or aggregate method. Includes state supplemental wage tax estimates.
Federal Withholding Calculator — Estimate federal income tax withholding using IRS Pub 15-T percentage method with W-4 inputs for filing status and adjustments.
Local Tax Calculator — Calculate local income tax withholding by applying your municipality's tax rate to taxable wages for cities and counties.
State Withholding Calculator — Estimate state income tax withholding based on wages, filing status, and state-specific tax rates for all 50 U.S. states.
Supplemental Wage Tax Calculator — Calculate federal and state taxes on supplemental wages including bonuses, commissions, severance, and overtime. Federal flat 22% or 37% over $1M.