Poker tournaments winnings tax in Iowa
Iowa taxes poker tournament winnings as ordinary income at a flat 3.8%.
Updated · 2026 tax rules · How we calculate
You keep
$15,490
Cash at payout
$20,000
Total tax
$4,510
Due when you file
$4,510
- Form W-2G
- Yes
- Federal withholding at payout
- $0
- Federal tax on the winnings
- $3,750
- State tax
- $760
- Still to pay when you file
- $4,510
- You keep
- $15,490
$20,000 is at or above the $2,000 reporting threshold, so the payer files a W-2G with the IRS and gives you a copy.
Poker tournaments winnings aren't subject to regular federal withholding, whatever the amount. Tax is still owed when you file. If you don't give the payer your Social Security number, 24% backup withholding applies.
Winnings are ordinary income stacked on your other $60,000. Your top dollar lands in the 22% bracket.
Iowa taxes gambling winnings as ordinary income.
Tax owed ($4,510) minus what was withheld ($0). Set this aside. A large balance can also mean an underpayment penalty unless you make an estimated payment.
$20,000 minus $4,510 in federal and state tax: an effective rate of 22.6%.
An estimate for 2026, not tax advice. It treats this win as your only gambling income for the year and leaves out local income taxes. Nothing you enter leaves your browser.
The rules
- Iowa tax
- Iowa taxes poker tournament winnings as ordinary income at a flat 3.8%.[1]
- Federal tax form
- Poker tournament winnings of $2,000 or more, net of the buy-in, are reported on a W-2G. No 300x test applies.[2]Unverified
- Federal withholding
- Poker tournament winnings aren't subject to regular withholding if the payer files a W-2G and gives you a copy.[2]Unverified
- Iowa withholding
- No Iowa withholding requirement for poker tournament winnings. Tax is due when you file.[3]
- Gambling losses
- Iowa starts from federal taxable income, so gambling losses lower your Iowa tax only if you itemize them federally, with the federal 90% limit.[4]
- Visitors
- Iowa taxes nonresidents on poker tournament winnings won there, so visitors may need to file a nonresident return.[5]
- Where to play
- Iowa has casinos.[6]
What you keep at different amounts
For a single filer with $60,000 of other income and no gambling losses, living and winning in Iowa.
| Won | W-2G | Withheld | Federal tax | State tax | You keep |
|---|---|---|---|---|---|
| $1,500 | No | $0 | $180 | $57 | $1,263 |
| $2,000 | Yes | $0 | $240 | $76 | $1,684 |
| $10,000 | Yes | $0 | $1,550 | $380 | $8,070 |
| $20,000 | Yes | $0 | $3,750 | $760 | $15,490 |
| $100,000 | Yes | $0 | $22,114 | $3,800 | $74,086 |
Questions
- How much is Iowa tax on poker tournament winnings?
- Iowa taxes poker tournament winnings as ordinary income at a flat 3.8%.[1]
- Does Iowa withhold tax from poker tournament winnings?
- Iowa has no withholding requirement for poker tournament winnings. Tax is due when you file.[3]
- Do visitors pay Iowa tax on poker tournament winnings?
- Iowa taxes nonresidents on poker tournament winnings won there, so visitors may need to file a nonresident return.[5]
More for Iowa
All of Iowa's gambling tax rules · Poker tournaments in every state
Sources
- [1] Tax Foundation, State Individual Income Tax Rates and Brackets, 2026 · checked September 22, 2026
- [2] IRS, Instructions for Forms W-2G and 5754 (01/2026) · checked September 22, 2026
- [3] Iowa DOR: Iowa Withholding Tax Information · checked September 22, 2026
- [4] Iowa DOR IA 1040 Expanded Instructions, Intro 4: Conformity with the Internal Revenue Code · checked September 22, 2026
- [5] Iowa DOR: Iowa Tax On Gambling · checked September 22, 2026
- [6] Covers, Legal sports betting in the US · checked September 22, 2026