These maps and charts show the spread of the coronavirus and COVID-19 in Missouri and Illinois.
Officials announced the first COVID-19 case in Missouri on March 7, 2020.

NOTE: On Saturday, April 17, 2021, the Missouri Department of Health and Senior Services (DHSS) noted on its dashboard that it discovered a database error that was causing individuals with both a positive PCR and antigen result to be counted as both a probable and confirmed case. This correction removed 11,454 cases that were counted twice in previous probable antigen cases, according the notation.
NOTE: Beginning Monday, March 8, 2021, the Missouri Department of Health and Senior Services (DHSS) began posting county-level data showing "probable" COVID-19 cases detected by antigen testing. Using the historical data from the DHSS dashboard, we reconfigured this graph to include that number in the total.
NOTE: Missouri updated its data dashboard on Sept. 28. 2020, to delete duplicate cases. This resulted in a decrease of total cases which caused the daily count to reflect a negative number.
NOTE: On Saturday, April 17, 2021, the Missouri Department of Health and Senior Services (DHSS) noted on its dashboard that it discovered a database error that was causing individuals with both a positive PCR and antigen result to be counted as both a probable and confirmed case. This correction removed 11,454 cases that were counted twice in previous probable antigen cases, according the notation.
NOTE: Beginning Monday, March 8, 2021, the Missouri Department of Health and Senior Services (DHSS) began posting county-level data showing “probable” COVID-19 cases detected by antigen testing. Using historical data from the DHSS dashboard, we reconfigured this graph to include that number.
HOSPITALIZATIONS
Note from St. Louis Metropolitan Pandemic Task Force regarding the numbers for July 20: There was a delay in reporting some test results leading to the increase in reported hospital admissions.
Note from Missouri Department of Health and Senior Services: Note: Due to an abrupt change in data measures and the reporting platform issued by the White House on Monday, July 13, and effective Wednesday, July 15, Missouri Hospital Association (MHA) and the State of Missouri were unable to access hospitalization data during the transition. .
DEATHS
Note from Missouri Department of Health and Senior Services: The discrepancy in the number of deaths on July 19, 2020, was due a duplicate record being discovered by the Missouri DHSS.
