Sheriff Andy Sullivan
Sex Offender Search or Register a Sex Offender
If you are a sex offender residing in DeKalb County jurisdiction you must register in person at the DeKalb County Jail.
Bring a photo I.D.
Proof of address
If on parole, your mandatory supervised release plan.
Registration hours are Monday through Friday 8 am to 4 pm OR by appointment. If you can not come in during these hours call (815) 895-4177 and ask to speak to a deputy.
To Search Sex Offenders
Illinois Sex Offender Registry
The State Police has an information website that offers current legislation and allows you to search for offenders by last name, city or county. Visit the Illinois State Police Offender Registry website.