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March Madness perfect bracket odds: Chances of a perfect bracket and deadline to submit

USA Today
Summary
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77% Informative

There have not been any perfect March Madness brackets in the history of the NCAA Tournament.

The longest a March Madness bracket has gone perfect — at least verifiable — has been 49 consecutive games.

The NCAA says the odds of predicting all 63 NCAA Tournament games correctly are approximately 1 in 9,223,372,036,854,775,808.

The deadline for a perfect bracket is Thursday, March 20 at noon ET.

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English

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short-lived

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