As of April 9, 2026, the CDC reports 1,714 confirmed measles cases in the United States this year across 33 jurisdictions, with 94% outbreak-associated amid 17 new outbreaks declared in 2026—surpassing early-year totals from the record 2025 surge. Low MMR vaccination coverage, dipping to 92.5% among kindergarteners below the 95% herd immunity threshold, combined with imported cases from global hotspots, drives sustained transmission in unvaccinated communities, particularly Utah's now-leading outbreak. High contagiousness (R0 of 12–18) heightens risks through April 30 resolution; traders should monitor weekly CDC surveillance updates for case trajectories and public health interventions that could curb spread.
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. by April 30?
Measles cases in U.S. by April 30?
$149,631 Vol.
$149,631 Vol.
1800
72%
1900
18%
1950
6%
2000
3%
2100
2%
2200
1%
$149,631 Vol.
$149,631 Vol.
1800
72%
1900
18%
1950
6%
2000
3%
2100
2%
2200
1%
The resolution source for this market will be the CDC Measles (Rubeola) counter 'Total Cases' in 2026 (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: Mar 27, 2026, 1:49 PM ET
Resolver
0x65070BE91...The resolution source for this market will be the CDC Measles (Rubeola) counter 'Total Cases' in 2026 (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...As of April 9, 2026, the CDC reports 1,714 confirmed measles cases in the United States this year across 33 jurisdictions, with 94% outbreak-associated amid 17 new outbreaks declared in 2026—surpassing early-year totals from the record 2025 surge. Low MMR vaccination coverage, dipping to 92.5% among kindergarteners below the 95% herd immunity threshold, combined with imported cases from global hotspots, drives sustained transmission in unvaccinated communities, particularly Utah's now-leading outbreak. High contagiousness (R0 of 12–18) heightens risks through April 30 resolution; traders should monitor weekly CDC surveillance updates for case trajectories and public health interventions that could curb spread.
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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