Ongoing measles transmission across multiple U.S. states continues to drive confirmed case counts higher in 2026, with the Centers for Disease Control and Prevention reporting 1,842 cases as of May 7, including 25 new outbreaks and 93 percent linked to sustained chains of spread. Low vaccination coverage in affected communities, combined with travel-related importations, has sustained activity primarily among unvaccinated or unknown-status individuals. The largest prior outbreak in South Carolina has concluded, yet clusters along the Utah-Arizona border and in other jurisdictions persist. Weekly CDC surveillance updates through summer, when increased domestic and international travel may accelerate introductions, represent key data releases that could shift totals before year-end resolution criteria are assessed.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · UpdatedMeasles cases in U.S. in 2026?
$7,669,985 Vol.
$7,669,985 Vol.
↑2k
99%
↑3k
62%
↑4k
28%
↑5k
14%
↑7.5k
14%
↑10k
9%
↑12.5k
5%
$7,669,985 Vol.
$7,669,985 Vol.
↑2k
99%
↑3k
62%
↑4k
28%
↑5k
14%
↑7.5k
14%
↑10k
9%
↑12.5k
5%
The resolution source for this market will be the CDC Measles (Rubeola) counter (see: https://www.cdc.gov/measles/data-research/index.html) at the resolution time. If the counter becomes unavailable, another credible source will be used.
Note: Only cases reported by the CDC Measles (Rubeola) counter will qualify, regardless of reports from U.S. State agencies or other sources.
Market Opened: Dec 1, 2025, 12:56 PM ET
Resolver
0x65070BE91...The resolution source for this market will be the CDC Measles (Rubeola) counter (see: https://www.cdc.gov/measles/data-research/index.html) at the resolution time. If the counter becomes unavailable, another credible source will be used.
Note: Only cases reported by the CDC Measles (Rubeola) counter will qualify, regardless of reports from U.S. State agencies or other sources.
Resolver
0x65070BE91...Ongoing measles transmission across multiple U.S. states continues to drive confirmed case counts higher in 2026, with the Centers for Disease Control and Prevention reporting 1,842 cases as of May 7, including 25 new outbreaks and 93 percent linked to sustained chains of spread. Low vaccination coverage in affected communities, combined with travel-related importations, has sustained activity primarily among unvaccinated or unknown-status individuals. The largest prior outbreak in South Carolina has concluded, yet clusters along the Utah-Arizona border and in other jurisdictions persist. Weekly CDC surveillance updates through summer, when increased domestic and international travel may accelerate introductions, represent key data releases that could shift totals before year-end resolution criteria are assessed.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · Updated


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