Tax & salary

Lottery Tax Calculator

Apply a tax rate to your lottery winnings to estimate the tax withheld and your net payout. The rate defaults to the 24% federal withholding.

  • Free
  • No sign-up
  • Updated for 2026

Winnings & rate

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Advanced options
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Enter your winnings and a tax rate to see the net payout.

Worked example

With these example inputs:

  • Winnings$1,000,000
  • Tax rate24%

Net winnings: $710,000

  • Income tax$290,000
  • Net per year (annuity)$23,667

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What the defaults produce

Here is what the preset values give:

  • Winnings: $1,000,000
  • Tax rate: 24%
  • State tax rate (optional): 5%
  • Annuity length in years (optional): 30
Net winnings = $710,000

In more detail: Net per year (annuity): $23,666.67.

What lottery tax is

Lottery winnings are taxable income. The government takes a share of the prize. The rate defaults to the federal withholding. So you never keep the full amount. The rest is yours to spend. It is taken before you see the money. It appears in the currency you choose.

How it is calculated

The tool takes your winnings. It applies the tax rate to the prize. That gives the tax withheld. It subtracts that from the prize. What is left is your net payout. The calculator runs the numbers for you.

What the result tells you

The result shows your net winnings. Winnings of one million at a twenty-four percent rate leave about seven hundred sixty thousand. A higher prize raises it. A higher rate lowers it. So it shows what you really take home. It is a clear closing figure.

The tax rate

The tax rate sets how much is taken. It defaults to the federal withholding rate. But your real rate may be higher. A big prize can push you into a top bracket. So the final bill can grow. You can change the rate to test this. Use a realistic figure.

The amount withheld

The amount withheld is the tax on the prize. It is taken right off the top. So your payout is smaller than the headline. A larger prize means more is withheld. The tool shows this figure clearly. So you see the cost up front. Plan around the net, not the prize.

Federal and state tax

Most winnings face federal and state tax. This tool applies one rate at a time. Federal withholding is the usual start. Many states add their own tax. A few states take no tax at all. So your real bite depends on where you live. Add the state share separately.

How to use it

Enter your winnings first. Set a tax rate to apply. Read your net payout in your currency. See how much tax is taken. Then try different rates. Compare a few prize amounts. Use it to see the real payout.

What falls outside

This tool has clear limits. It applies a single flat rate. It does not model tax brackets. It ignores the lump-sum versus annuity choice. Your real tax can be higher. So treat it as a rough guide. So use it thoughtfully.

Common mistakes to avoid

A common mistake is using only the withholding rate. The final tax is often higher. Another is forgetting state tax. That can take a big extra slice. Some spend against the full prize. Plan around the net instead.

Limits of this calculation

Use this to see the real payout. Remember the prize is not what you keep. Use a rate that fits your bracket. Add state tax where it applies. Plan your spending around the net. Do not count on the headline figure. Double-checking keeps the figure honest.

Frequently asked questions

How much tax is withheld on lottery winnings?

US lottery prizes over $5,000 have 24% withheld for federal tax upfront. On a $1,000,000 prize, that is $240,000 withheld and $760,000 paid out.

Is 24% the final tax?

No. Large winnings can push you into the top 37% federal bracket, so more may be due at filing, and most states tax winnings too. Treat this as an estimate, not advice.