Will the U.S. invade Mexico in 2026? Odds & Probability

Markets price the chance of a U.S. invasion of Mexico in 2026 at 1.4%, a level that qualifies as effectively ruled out. To resolve 'Yes', an offensive must begin by Jan 1, 2027 and aim to control Mexican territory.

1.4%-0.1 pts 24h

Updated · Volume $254.0K

0%2%3%5%Aug 17Aug 25Sep 1Sep 8Sep 16

The market prices an invasion as effectively ruled out, with the alternative—no invasion—overwhelmingly favored.

Context

Throughout the trading period, the forecast has lingered at effectively ruled out. This market resolves to 'Yes' if the United States begins a military offensive aimed at seizing control of any Mexican land territory by Jan 1, 2027. For the purpose of resolution, land controlled by Mexico or the US at the time the market was created is considered sovereign territory. Any other scenario—including operations that do not seek to hold land—leads to a 'No' resolution. The probability could shift if credible reports emerge that match the resolution criteria. With the deadline of Jan 1, 2027, any offensive must commence before that date. The final outcome hinges on a consensus of credible reporting, so rumors alone are unlikely to move the needle unless confirmed by multiple reputable sources.

FAQ

What constitutes a US invasion of Mexico for this market?

The US must commence a military offensive with the intent to establish control over any portion of Mexican land territory.

How is Mexican land territory defined?

It refers to land that was de facto controlled by Mexico at the time the market was created.

Who decides the final outcome?

Resolution is based on a consensus of credible reporting, meaning multiple reputable sources are considered.

Would airstrikes alone count as an invasion?

No. The offensive must involve an operation aimed at controlling land territory; airstrikes without that objective do not meet the criteria.

Is there a deadline for the invasion to begin?

Yes. The incursion must start by December 31, 2026, at 11:59 PM ET, or the market resolves to 'No'.

Data: Polymarket · Methodology · Not financial advice

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