911 Services | LAKE COUNTY SHERIFF'S OFFICE - Law Enforcement
25 South Martin Luther King Jr. Avenue, Waukegan, IL 60085
Eligibility
Serves the unincorporated areas of Lake County
Hours
Service Hours
24/7
Administrative Hours
Monday: 8:00 AM - 5:00 PM
Tuesday: 8:00 AM - 5:00 PM
Wednesday: 8:00 AM - 5:00 PM
Thursday: 8:00 AM - 5:00 PM
Friday: 8:00 AM - 5:00 PM
847-377-4000
Voice·
Administrative Programs Phone
847-549-5200
Voice·
Non-Emergency Line
Website
https://www.lakecountyil.govLanguages
Spanish
Application process
Call or visit
Documents Required: None
Fees
No fee
Service area
All ZIP Codes, IL
Responsible for policing and investigating crime. Protects residents in the unincorporated areas of Lake County.
Last assured
08/27/2025
What's Here
Providing organization
LAKE COUNTY SHERIFFS OFFICE
Sheriff's office providing police services to the unincorporated areas of Lake County.