Bonus Paycheck Calculator — How Much of Your Bonus You Actually Take Home

What actually lands in your account — every bonus amount

Your company emails the good news: $5,000 bonus this quarter. You open your direct deposit alert and see $3,517. Where did the other $1,483 go? Straight to the IRS and Social Security, before your state gets its cut. Here's the damage at every common bonus level using the flat withholding method, before state tax:

Add state income tax and the take-home drops further. In California at roughly 9.3%, a $10,000 bonus shrinks to about $6,105. In New York at ~6.5%, it's $6,385. Texas and Florida residents keep the full $7,035 since there's no state income tax on earned income.

"They took 40% of my bonus" — no, they didn't

This complaint floods social media every bonus season. And it's wrong. Your bonus isn't taxed at 40%. It's withheld at a combined rate that feels like 40%. Those are very different things, and the distinction matters for your wallet.

Think of it this way: withholding is an estimate your employer sends to the IRS on your behalf. Actual tax gets sorted out when you file your return. If the estimate was too high — and it usually is for bonuses — you get the overage back as a refund.

Why the over-withholding? The IRS gives employers two options for bonuses: withhold a flat 22% (for anything under $1 million), or use the "aggregate method" that pretends you earn that bonus amount every pay period. Both approaches tend to grab more than you'll ultimately owe, which is why bonus years often produce fatter tax refunds.

That $400 refund won't show up until you file your tax return, which is why the initial paycheck feels so painful. But it's money you'll get back — the IRS just holds it temporarily.

When bonuses actually are taxed higher

Sometimes, though, the withholding isn't far off. If your bonus pushes total income into the next bracket, that overflow gets taxed at the higher marginal rate. Earning $75,000 puts you in the 22% bracket. Add a $20,000 bonus and your taxable income reaches roughly $78,900 (after the $16,100 standard deduction) — still within the 22% bracket, which runs up to $107,500 for single filers in 2026. But a larger bonus could push you into the 24% zone. Only the dollars above $107,500 get the higher rate, never your entire income.

How to reduce taxes on a bonus

You can't avoid taxes on a bonus, but you can reduce the net impact:

Max out your 401(k). If your employer allows bonus deferrals, contributing a larger percentage of your bonus to your 401(k) reduces taxable income. A $10,000 bonus with 50% going to 401(k) means only $5,000 is subject to income tax withholding.

Boost your HSA. If you carry a high-deductible health plan, every dollar you put into an HSA reduces taxable income and grows tax-free. The 2026 individual limit is $4,400 — a triple tax advantage that's tough to beat.

Adjust your W-4. If bonuses cause significant over-withholding, adjusting your W-4 for the rest of the year can reduce regular paycheck withholding to compensate. This gets your money sooner instead of waiting for a refund.

For deeper tax mechanics, the how are bonuses taxed guide covers IRS rules in detail. The tax brackets guide explains marginal vs effective rates. The paycheck deductions guide covers every line item. Our bonus tax calculator models your exact scenario.

For IRS rules on supplemental wages, IRS Publication 15 covers employer withholding requirements. The IRS withholding estimator helps you adjust your W-4 after receiving a bonus.