How to Use our Data

Data on the Johns Hopkins Coronavirus Resource Center are provided from a variety of sources. To navigate the university’s publicly-accessible resources, please follow the guide below.

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Cases and Deaths

Access data on cases, deaths, and other critical information dating back to the beginning of the pandemic in January 2020. Provided by Johns Hopkins Center for Systems Science and Engineering (CSSE)

Vaccinations

Explore vaccination efforts across the United States and around the world with extensive data provided by the Johns Hopkins Centers for Civic Impact.

Testing

Examine trends in testing results across the United States and delve into detailed data showing which states meet World Health Organization goals for test positivity rates.

U.S. State Level Policy Tracker

Sift easily through the disparate public health policies each state enacted throughout the pandemic along a timeline that also displays trends in cases and deaths.
  • U.S. State Level Policy Data (Updated Regularly) (CCI GitHub)

About Our Data Sources

Johns Hopkins Center for Systems Science and Engineering (CSSE)

Most COVID-19 data from Johns Hopkins is accessible through the CSSE GitHub, which contains cases, deaths, and other critical information dating back to the beginning of the pandemic in January.

For complete information about the contents of the dataset, please read the full documentation.

Johns Hopkins Centers for Civic Impact (CCI)

For information on additional data sources utilized by the Coronavirus Resource Center please visit the data repository for COVID-19 U.S. cases by county dashboard.