As of March 3, there have been 26,508 Cook County residents in their 70s who have tested positive for COVID-19, according to numbers being reported to the Illinois Department of Public Health.
There have been 595,034 residents in their 70s in the county who had been tested, meaning that 4.5 percent of those tested have the coronavirus. Through March 3, there have been 554,043 confirmed COVID-19 cases and 6,839 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 % |
|---|---|---|---|
| March 3 | 10,003,747 | 554,043 | 5.5 |
| March 2 | 9,976,077 | 553,821 | 5.6 |
| March 1 | 9,955,276 | 553,501 | 5.6 |
| February 28 | 9,947,046 | 553,142 | 5.6 |
| February 25 | 9,878,854 | 552,262 | 5.6 |
| February 24 | 9,842,689 | 552,069 | 5.6 |
| February 23 | 9,817,465 | 551,957 | 5.6 |
| February 22 | 9,803,233 | 551,514 | 5.6 |



