Monthly Cumulative Number and Percent of Persons Who Received 1+ updated 2023-24 COVID-19 Vaccination Doses by Age Group and Jurisdiction, United States

Monthly Cumulative Percent of Persons Who Received 1+ updated 2023-24 COVID-19 Vaccination Doses by Age Group and Jurisdiction • Estimated Number of COVID-19 vaccinations among children 6 months–17 years and adults is assessed through U.S. jurisdictions’ Immunization Information Systems (IIS) data, submitted from jurisdictions to CDC monthly in aggregate by age group. • Starting in September 2023, the CDC recommended the 2023-2024 updated COVID-19 vaccine to protect against serious illness from COVID-19. (https://www.cdc.gov/coronavirus/2019-ncov/vaccines/stay-up-to-date.html)