There have been 31,658 residents in their forties in the county who had been tested, meaning that 18 percent of those tested have the coronavirus. Through May 31, there have been 32,398 confirmed COVID-19 cases and 1,520 deaths from the coronavirus in Cook County.
Illinois gathers all of its COVID-19 data from across the state electronically. The reported cases and deaths will fluctuate as additional info is gathered. Chicago was home to one of the first known cases of COVID-19 in the US, as well as it's transmission.
Test results for the past 10 days in Cook County
| Date | Total Tested | Total Positive | Positive % |
|---|---|---|---|
| May 31 | 201,335 | 32,398 | 16.1 |
| May 30 | 196,511 | 32,034 | 16.3 |
| May 29 | 191,469 | 31,600 | 16.5 |
| May 28 | 186,753 | 31,136 | 16.7 |
| May 27 | 182,412 | 30,743 | 16.9 |
| May 26 | 178,036 | 30,447 | 17.1 |
| May 25 | 174,292 | 30,130 | 17.3 |
| May 24 | 168,522 | 29,638 | 17.6 |
| May 23 | 162,795 | 29,015 | 17.8 |
| May 22 | 156,987 | 28,484 | 18.1 |
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