As of Feb. 1, there have been 18,120 Cook County residents of 80 years and older who have tested positive for COVID-19, according to numbers being reported to the Illinois Department of Public Health.
There have been 535,363 residents of 80 years and older in the county who had been tested, meaning that 3.4 percent of those tested have the coronavirus. Through Feb. 1, there have been 538,226 confirmed COVID-19 cases and 6,444 deaths from the coronavirus in Cook County.
Illinois was home to some of the first reported COVID-19 cases in the US. It has suffered numerous waves of the pandemic, which peaked in the fall of 2020. As the Midwestern hub of the US, Illinois businesses suffered greatly, including layoffs at two major airlines based in the state.
| Date | Total Tested | Total Positive | Positive % |
|---|---|---|---|
| February 1 | 9,298,779 | 538,226 | 5.8 |
| January 31 | 9,277,332 | 537,173 | 5.8 |
| January 28 | 9,197,917 | 534,272 | 5.8 |
| January 27 | 9,155,294 | 532,441 | 5.8 |
| January 26 | 9,114,384 | 530,570 | 5.8 |
| January 25 | 9,093,528 | 528,642 | 5.8 |
| January 24 | 9,076,201 | 527,325 | 5.8 |
