The ZIP code that includes Auburn Gresham, 60620, has seen a recent increase in COVID-19 cases, according to state health department data. The area saw 160 cases in the last week, the sixth highest total in the state. Meanwhile, as of April 19, according to the Chicago Department of Public Health data, 11,693 of 67,711 residents of the area have been fully vaccinated, or 17.3%, among the lowest in the city.