Welcome to IQuery, your home for community health data

Launch a Data Query

View County Report

Launch Substance Abuse Data Query

IQuery is a web-based community health data query system maintained by the Illinois Department of Public Health. It has data from multiple sources and can be accessed by most browsers. If you do not see what you are looking for, or if you have questions or suggestions related to this site, please send us feedback. User feedback is used to improve and expand IQuery.