Will there be a year without polio before 2030?

As of Sun, 04 Oct 2026 18:59:08 UTC, Kalshi traders price Yes (5.0%). The market has $43K in volume and closes on Tue, 01 Jan 2030.

Updated:

Current odds

OutcomeChanceYes priceNo price
Yes5.0%5.0¢95.0¢

Market details

Resolution rules

If there is any year between 2024 and 2029 in which there are zero reported wild cases of poliovirus 1, then the market resolves to Yes.

Sources

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