As of Jan. 10, there have been 8,583 Winnebago County residents in their 40s who have tested positive for COVID-19, according to numbers being reported to the Illinois Department of Public Health.
There have been 103,926 residents in their 40s in the county who had been tested, meaning that 8.3 percent of those tested have the coronavirus. Through Jan. 10, there have been 60,751 confirmed COVID-19 cases and 686 deaths from the coronavirus in Winnebago 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 10 | 804,595 | 60,751 | 7.6 |
| January 7 | 794,554 | 59,076 | 7.4 |
| January 6 | 790,045 | 57,705 | 7.3 |
| January 5 | 786,373 | 56,871 | 7.2 |
| January 4 | 782,560 | 56,056 | 7.2 |
| January 3 | 779,956 | 55,393 | 7.1 |



