FreeByte

Bonus tax calculator

Estimate supplemental withholding and payroll tax on a bonus, including diverting part into retirement.

Built and reviewed by Dovanic, Founder and editor, FreeByteLast reviewed: 2026-08-18
$
22%
7.65%
0%

Bonus in your pocket

$7,035

Withheld in total

$2,965

Diverted to retirement
$0
Supplemental withholding
−$2,200
Payroll tax
−$765
Take-home share
70.3%

Estimate supplemental withholding and payroll tax on a bonus, including diverting part into retirement.

How to read the results

The bonus less any retirement diversion is charged at the supplemental and payroll rates.

Methodology

The bonus less any retirement diversion is charged at the supplemental and payroll rates.

  • · Withholding is not the final tax owed
  • · One flat supplemental rate

Estimates only. Nothing here is financial advice. Spotted something wrong? Tell us and it gets fixed.

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