A recent report from PropertyShark, a property research website for investors, lists Illinois' most expensive zip codes—and notes what it calls an “enclave of affluence” in the Chicago area.

The Illinois Department of Public Health has expanded its list of ZIP codes required to test for lead to include 180 new ZIP codes representing parts of 47 counties. There are now 1,350 high-risk ZIP ...

Illinois residents can now 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 ...

Wheaton, Illinois homes(ZIP 60189) rank No. 12 on Realtor.com®’s 2025 Hottest ZIP Codes list. Located in the Chicago-Naperville-Elgin metro area, this DuPage County community is a sought-after ...

SPRINGFIELD, Ill. (WSIL) -- The Illinois Department of Public Health (IDPH) has expanded its list of ZIP codes where lead exposure testing is required for children which live within those areas. This ...

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 children ...