Charts: Tracking the number of coronavirus cases in every Massachusetts county

These graphs will be updated every day as the Massachusetts Department of Public Health releases new data.

A couple notes on the charts below, which may take a few moments to load:

  • The charts begin on Jan. 31, 2020 (the day before the first case in Massachusetts was announced) and represent the total number of reported coronavirus cases (confirmed and presumptive positive).
  • Cases appear on the date the Massachusetts Department of Health announced them.





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