Polymarket market

Will the U.S. invade Iran before 2027? Polymarket odds

On Polymarket, Yes trades at 10%. The market settles by Dec 31, 2026, and $666K traded in the last 24 hours. Each contract pays $1 if it is right, so 10¢ reads as a 10% chance. We have not matched it to a Kalshi market yet, so there is no second price.

Trade on Polymarket

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Polymarket · odds · updated

Yes10%
No91%
$666K
24h volume on Polymarket
$79.0M
total volume on Polymarket
1
open of 2 outcomes
Dec 31, 2026
settles

Polymarket odds on every outcome

Polymarket odds on each outcome of Will the U.S. invade Iran before 2027?
OutcomeChanceYes price24h volume
Yes10%10¢$666KTrade
No91%91¢–Trade
Close-only for US residents

Chance is each outcome's Yes price on Polymarket. A Yes contract at 10¢ pays $1 if that outcome wins.

How the odds have moved

Polymarket · Will the U.S. invade Iran before 2027
10%▼ 8.0 pts since Nov 2
Yes price
Nov 210% – 20% scaleNov 9

Polymarket's own series for the outcome the headline prices, from where its history starts; one venue, not a blend.

How this market resolves

Polymarket's own settlement wording, in full. This, not the headline, decides who gets paid.

Show the full rules

This market will resolve to "Yes" if the United States commences a military offensive intended to establish control over any portion of Iran by December 31, 2026, 11:59 PM ET. Otherwise, this market will resolve to "No".

For the purposes of this market, land de facto controlled by Iran or the United States as of November 4, 2025 12:00 PM ET, will be considered the sovereign territory of that country.

The resolution source for this market will be a consensus of credible sources.

Scheduled resolution: Dec 31, 2026.

How to trade this market on Polymarket

  1. Check your state first. A few states restrict some contracts.
  2. Open a Polymarket account. Americans trade on Polymarket US. Is Polymarket legit? Our review covers safety, sign-up and payouts.
  3. Buy Yes or No at the price shown, 10¢ for Yes right now. Each contract pays $1 if you are right.
  4. Sell any time before it settles, or hold to the result. Polymarket's fees apply to each trade.
Close-only for US residents

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Not on Kalshi here yet: we have not matched this question to a Kalshi market, so there is no second price to compare. Kalshi vs Polymarket compares the two venues.

Common questions

What are the Polymarket odds on “Will the U.S. invade Iran before 2027?”?

On Polymarket, Yes trades at 10%. That is a market-implied probability, not a forecast, and it moves as traders buy and sell.

How does this market resolve?

By Polymarket's own settlement rules for this market. Two venues can word the same question differently and settle differently, so read them before you trade.

Is this question on Kalshi too?

We have not matched it to a Kalshi market yet. When we do, both prices appear side by side here.

Can I trade this market in my state?

In most states, yes, on Polymarket US. A few states have acted against some contracts. Check your state first.

How accurate are Polymarket odds?

Often more accurate than polls, though never certain. A price of 70% should lose three times in ten. How accurate prediction markets are has the research.

What does it cost to trade on Polymarket?

A taker fee on most markets, largest near 50¢, and some categories charge nothing. Polymarket's fees has the detail.