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Public Health Officials Announce 943 New Cases of Coronavirus Disease

News – Sunday, May 23, 2021

65% of Illinois adults have received at least one vaccine dose and 48% are fully vaccinated

SPRINGFIELD – The Illinois Department of Public Health (IDPH) today reported 943 new confirmed and probable cases of coronavirus disease (COVID-19) in Illinois, including 24 additional deaths.  In addition, 65% of Illinois adults have received at least one COVID-19 vaccine dose and 48% of Illinois adults are fully vaccinated, according to data from the Centers for Disease Control and Prevention.

  • Cook County: 2 female 60s, 2 female 70s, 2 males 70s, 1 male 80s, 1 female 90s, 1 male 90s
  • DuPage County; 1 female 50s, 2 males 60s, 3 males 80s
  • Ford County: 1 male 90s
  • Kane County: 1 female 60s
  • Kendall County: 1 male 80s
  • LaSalle County: 1 female 40s
  • Macon County: 1 female 70s
  • Monroe County: 1 male 80s
  • St. Clair County: 1 male 50s, 1 male 60s
  • Williamson County: 1 male 70s

Currently, IDPH is reporting a total of 1,375,508 cases, including 22,623 deaths, in 102 counties in Illinois. The age of cases ranges from younger than one to older than 100 years. Within the past 24 hours, laboratories have reported 49,200 specimens for a total of 24,233,267.  As of last night, 1,417 individuals in Illinois were reported to be in the hospital with COVID-19. Of those, 343 patients were in the ICU and 195 patients with COVID-19 were on ventilators.

The preliminary seven-day statewide positivity for cases as a percent of total test from May 16-22, 2021 is 2.2%.  The preliminary seven-day statewide test positivity from May 16-22, 2021 is 2.8%.

A total of 10,904,411 vaccines have been administered in Illinois as of last midnight.  The seven-day rolling average of vaccines administered daily is 75,546 doses.  Yesterday, 60,746 doses were reported administered in Illinois. 

*All data are provisional and will change. In order to rapidly report COVID-19 information to the public, data are being reported in-time. Information is constantly being entered into an electronic system and the number of cases and deaths can change as additional information is gathered.  For health questions about COVID-19, call the hotline at 1-800-889-3931 or email