Lake County, website

Residents of Lake County in Illinois, who need to contact government officials, such as the Sherrif, the County Clerk, or the Fire Department, will find the necessary contact details in this phonebook directory. Concerned persons should note that the phone numbers for these county offices start with area codes 630, 312, 708, 847 and 224.

Sheriff’s Office and Police Department

25 S Martin Luther King Jr Ave.
Waukegan, IL 60085

Phone: (847) 377-4000

Health Department

3010 Grand Avenue
Waukegan, IL 60085
Phone: (847) 377-8000

Circuit Clerk

 18 North County Street
       Waukegan, IL 60085

Phone: (847) 377-3380

Human Services Department

2000 N Lewis Ave.
Waukegan, IL 60087

Phone: (847) 263-7778
Fax: (847) 336-5616

Lake County Jail

29 S Martin Luther King Jr. Ave.
Waukegan, IL 60085

Phone: (847) 377-4150

Fax: (847) 360-5763

Emergency Management

1303 N Milwaukee Avenue
Libertyville, IL 60048

Phone: (847) 377-7100

Fax: (847) 377-7015

Fire Department

18 North County Street

Waukegan, Illinois 60085

Phone: (847) 377-2388

Department of Education

500 W. Winchester Rd.
Suite 202
Libertyville, IL 60048
Phone: (847) 543-7833

Tax Department

18 N County Street
Waukegan, IL 60085

Phone: (847) 377-2000