Illinois releases the number of positive COVID-19 cases by ZIP code daily. The map below shows the cumulative cases for each area as well as other analysis of the data. * Check out the Tribune’s ...

An interactive map below and on the Illinois' Department of Public Health website allows residents to track cases by ZIP code and county. Additional information including race demographics ...

The Illinois Department of Public Health announced an expanded list of high-risk ZIP codes this year, including more than a dozen in Cook County, increasing mandatory testing for lead exposure of ...

The Illinois Department of Public Health announced Wednesday an expanded list of high-risk for lead exposure ZIP codes. IDPH is recommending increased mandatory testing for lead exposure of ...

Illinois residents can track coronavirus cases in their neighborhood using ZIP code data from the state's department of public health. The interactive map below allows residents to track cases by ...