Finance

Bonus Tax Calculator

See what is left of a bonus after supplemental withholding.

Enter your values

ⓘ Live results

Results
Net bonus
$3,317.50
Federal withholding
$1,100.00
FICA
$382.50
State tax
$200.00

Working

  1. 1$5,000.00 - $1,682.50 = $3,317.50

Quick answer

Most US bonuses under $1M are withheld at a flat 22% federal supplemental rate, plus 7.65% FICA and any state tax.

net = bonus x (1 - federal - FICA - state)

How to use the Bonus Tax Calculator

  1. 1Enter the gross bonus your employer quoted.
  2. 2Adjust the federal supplemental rate if your bonus exceeds $1M (37% applies above that).
  3. 3Add your state rate to see the true net.

Worked example

Using the values the calculator loads with:

Inputs

  • Bonus amount5000 $
  • Federal supplemental rate22 %
  • State tax rate4 %

Results

  • Net bonus$3,317.50
  • Federal withholding$1,100.00
  • FICA$382.50
  • State tax$200.00
  1. $5,000.00 - $1,682.50 = $3,317.50

Frequently asked questions

Can I get some back?

Yes. Withholding is not the final tax; if 22% is more than your bracket you recover the difference at filing.

Does a 401(k) deferral help?

Deferring part of the bonus reduces federal withholding on that portion.

About this calculator

Results are estimates for general information. For medical, legal, structural or financial decisions, confirm with a qualified professional.