About the data

The data on this page are Centers for Disease Control and Prevention. Population and demographic data are from the U.S. Census Bureau. Hospitalization data are reported by individual hospitals to the U.S. Department of Health and Human Services and include confirmed and suspected adult and pediatric cases.

Governments sometimes revise data without specifying when infections and deaths occurred, or report large increases in daily infections and deaths, so the daily reported figures do not. Irregular patterns can occur. CDC may update history as more data is reported. A 14-day change measures the difference between her CDC reporting periods 2 weeks apart. Holidays and other interruptions to normal reporting may sometimes leave us 13 or 15 days apart.

Weekly county infection and death data prior to January 2021 were not reported by the CDC and are sourced from the following reports. new york times.