Bonus Tax Calculator

Find out how much of your bonus you keep after federal taxes using the supplemental wage method.

Bonus Tax Calculator

Uses the IRS supplemental wage flat rate of 22% for bonuses under $1 million.

Bonus Amount
$10,000.00
Tax (22%)
-$2,200.00
You Keep
$7,800.00

Formula

Bonus Tax = Bonus × 22% (IRS supplemental wage rate)

Example: $10,000 bonus × 22% = $2,200 tax → $7,800 take home

Frequently Asked Questions

Why is the bonus tax rate 22%?

The IRS treats bonuses as supplemental wages and withholds at a flat 22% rate for amounts under $1 million.

Will I owe more tax on my bonus?

You may owe more or get a refund when you file your return, depending on your effective rate.