The Illinois State Police provided an online listing of sex offenders required to register in the State of Illinois. The database is updated daily and allows searching by name, city, county, zip code and compliance status.
- Illinois Sex Offender Information
- Illinois Sex Offender Frequently Asked Questions
- Illinois Sex Offender Search Database
- Family Watchdog Sex Offender Database
If you know the location of a sex offender who is in violation of the registration requirements, call the Orland Hills Police Department at 708-349-4434.