This site provides historical data beginning June 14, 2023, for the visualization presented on COVID-19 Data Tracker’s “Vaccinations in the United States” site titled “Percent of Total Population Who Are Up to Date with COVID-19 Vaccines”
Definition for Up to Date:
For surveillance purposes people are ‘Upto Date’ with COVID-19 vaccines based on the following criteria:
People ages 6 years and older: Are up to date if they received 1 updated Pfizer-BioNTech or Moderna COVID-19 vaccine.
Children ages 6 months to 5 years who received the Pfizer-BioNTech COVID-19 vaccine: Are up to date if: At ages 6 months to 4 years, they received 3 COVID-19 vaccine doses, including at least 1 updated COVID-19 dose; at age 5 years, they received at least 1 updated COVID-19 vaccine dose.
Children ages 6 months to 5 years who received the Moderna COVID-19 vaccine: Are up to date if they received 2 Moderna COVID-19 vaccine doses, including at least 1 updated COVID-19 vaccine dose.
People who are unable or choose not to get a recommended mRNA vaccine: Are up to date if they receive the Novavax COVID-19 vaccine doses approved for their age group.
CDC uses US Census estimates for the total populations within each specified demographic group regardless of prior vaccination status as denominators.
Data represents all vaccine partners including jurisdictional partner clinics, retail pharmacies, long-term care facilities, dialysis centers, Federal Emergency Management Agency and Health Resources and Services Administration partner sites, and federal entity facilities.