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Weekly COVID-19 data, published September 11, 2021

information gathered by Melanie Jongsma

LANSING, Ill. (September 11, 2021) – On Friday the Illinois Department of Public Health (IDPH) reported 26,062 new confirmed and probable cases of coronavirus disease (COVID-19) in Illinois, including 197 additional deaths since reporting last Friday, September 3, 2021.

As of Thursday night, 2,346 individuals in Illinois were reported to be in the hospital with COVID-19. Of those, 549 patients were in the ICU and 311 patients with COVID-19 were on ventilators.

More than 79% of Illinois adults have received at least one COVID-19 vaccine dose, and more than 62% of Illinois adults are fully vaccinated, according to data from the Centers for Disease Control and Prevention. Of Illinois’ total population, more than 66% has received at least one COVID-19 vaccine dose and more than 51% of Illinois’ total population is fully vaccinated.

A total of 14,149,453 vaccines have been administered in Illinois as of last midnight. The seven-day rolling average of vaccines administered daily is 20,514 doses. Since reporting on Friday, September 3, 2021, 143,596 doses were reported administered in Illinois.


The South Suburban Mayors and Managers Association maintains a COVID dashboard aggregating data from villages throughout the south suburbs. Highlights from Lansing are listed below:

  • 7-day new cases: 78 (last week: 80)
  • Cumulative total cases to date: 3,827
  • Cumulative total of COVID-19 deaths: 20 (Previous reported total: 20)
  • Seven-day positivity rate: 6.74% (Last Friday: 8.69%)

Illinois interactive graphs

The graphs below are created by HiGeorge and are “live,” so they are continually updated as new data are released from official sources.

Illinois cases

Illinois deaths

Illinois testing

Indiana interactive graphs

Indiana cases

Indiana deaths

Indiana testing

Lake County interactive graphs

Lake County cases

Lake County deaths

Melanie Jongsma
Melanie Jongsma
Melanie Jongsma grew up in Lansing, Illinois, and believes The Lansing Journal has an important role to play in building community through trustworthy information.