Source: Nature Health, CDC.
Data provided through a collaboration of researchers from Boston Children’s Hospital, Harvard Medical School, and Icahn School of Medicine at Mount Sinai.
Dashboard resources provided by Boston Children’s Hospital and the Health Map team.
Map design and data integration by Maggie Green, ABC Owned TV Stations Data Team

Note: Vaccination percentages are estimated and may vary from figures reported by other sources.
Measles Risk Level
Lowest Risk
Lower Risk
Medium Risk
Higher Risk
Very High Risk