As of Jan. 24, there have been 86,355 Cook County residents in their 20s who have tested positive for COVID-19, according to numbers being reported to the Illinois Department of Public Health.
There have been 1,309,349 residents in their 20s in the county who had been tested, meaning that 6.6 percent of those tested have the coronavirus. Through Jan. 24, there have been 527,325 confirmed COVID-19 cases and 6,223 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 % |
|---|---|---|---|
| January 24 | 9,076,201 | 527,325 | 5.8 |
| January 21 | 8,956,811 | 516,581 | 5.8 |
| January 20 | 8,896,263 | 509,387 | 5.7 |
| January 19 | 8,857,319 | 506,736 | 5.7 |
| January 18 | 8,827,464 | 503,471 | 5.7 |



