Coronavirus (Covid-19) Data in the United States
Series of data files with cumulative counts of coronavirus cases by state and county, over time. Based on data from state and local governments and health departments collected by the New York Times. Publicly available for noncommercial public use, with attribution. Requires technical and data expertise.
New York Times
County-by-county data · Infectious diseases · Public health · State-by-state data · Statistics and data · State-by-state