Departments & Offices

This is a list of Lake County departments, divisions, programs and their contact information. Please call ahead to confirm their business hours before you travel to the office for county business.

If you are not sure which department you need to reach, you can call our general number at 847-377-2000 for assistance.

  1. All
  2. A
  3. B
  4. C
  5. D
  6. E
  7. F
  8. G
  9. H
  10. J
  11. L
  12. M
  13. N
  14. P
  15. R
  16. S
  17. T
  18. V
  19. W
  20. Z
  1. Adult Corrections Facility

    Physical Address
    20 S County Street,
    Waukegan, IL 60085


    Fax 847-360-5763

    Hours: Monday - Friday, 8:30 a.m. - 5 p.m.


  2. Adult Probation & Psychological Services Building

    Physical Address
    215 West Water Street,
    Waukegan, IL 60085




  3. Animal Care and Control


    Physical Address
    18736 W Peterson Road,
    Libertyville, IL 60048



    Animal Care and Control is a program of the Lake County Health Department.

    Office Hours:
    Monday - Friday, 8:30 a.m. - 5 p.m.
    Saturday, 8:30 a.m. - 1 p.m.

    Kennel Hours:
    Monday - Friday, 9 a.m. - 4:30 p.m.
    Saturday, 9 a.m. - 12:30 p.m.

    Website: lakecountyil.gov/AnimalCare

    In case of emergency, warden on call 24 hours via 847-377-4700.


  4. Arbitration Center

    Physical Address
    415 Washington Street,
    Suite 106,
    Waukegan, IL 60085




  5. Belvidere Medical Building

    Physical Address
    2400 Belvidere Road,
    Waukegan, IL 60085



    Hours: 

    • Monday - Thursday, 8 a.m. to 8 p.m.
    • Friday, 8 a.m. to 5 p.m.
    • Saturday, 8 a.m. to 4 p.m.

    Website: lakecountyil.gov/1975


  6. Board of Review


    Physical Address
    18 N County Street,
    7th Floor,
    Waukegan, IL 60085



    Hours: Scheduled days between 8:30 a.m. - 4:30 p.m.

    Website: lakecountyil.gov/BoardOfReview

    Plan your visit to the Lake County Court and Administrative Complex: Find parking information, details on the security screening process and more.


  7. Central Permit Facility

    Physical Address
    500 W Winchester Rd,
    Libertyville, IL 60048



    Hours: Monday - Friday, 8 a.m. - 4 p.m.


  8. Chief County Assessment Office


    Physical Address
    18 N County Street,
    7th Floor,
    Waukegan, IL 60085


    Fax 847-984-5931

    Hours: Monday - Friday, 8:30 a.m. - 5 p.m.

    Website: lakecountyil.gov/assessor

    Plan your visit to the Lake County Court and Administrative Complex: Find parking information, details on the security screening process and more.


  9. Circuit Court Clerk


    Physical Address
    18 N County Street,
    Waukegan, IL 60085




  10. Communications


    Physical Address
    18 N County Street,
    9th Floor,
    Waukegan, IL 60085



    Hours: 8:30 a.m. - 5 p.m.

    Website: lakecountyil.gov/Communications

    Plan your visit to the Lake County Court and Administrative Complex: Find parking information, details on the security screening process and more.


  11. Community Development


    Physical Address
    500 W Winchester Road,
    Unit 101,
    Libertyville, IL 60048


    Fax 847-984-5745

    Hours: Monday - Friday, 8 a.m. - 4 p.m.

    Website: lakecountyil.gov/CommunityDevelopment


  12. Coroner


    Physical Address
    26 N Martin Luther King Jr Avenue,
    Waukegan, IL 60085




  13. County Administrator's Office


    Physical Address
    18 N County Street,
    9th Floor,
    Waukegan, IL 60085



    Hours: Monday - Friday, 8:30 a.m. - 5 p.m.

    Website: lakecountyil.gov/CountyAdministrator

    Plan your visit to the Lake County Court and Administrative Complex: Find parking information, details on the security screening process and more.


  14. County Board Office


    Physical Address
    18 N County Street,
    10th Floor,
    Waukegan, IL 60085


    Fax 847-984-5675

    Hours: Monday - Friday, 8 a.m. - 4:30 p.m.

    Website: lakecountyil.gov/CountyBoard

    Plan your visit to the Lake County Court and Administrative Complex: Find parking information, details on the security screening process and more.


  15. County Clerk


    Physical Address
    18 N County Street,
    Room 101,
    Waukegan, IL 60085


    Fax 847-984-5822


  16. Court and Administrative Complex

    Physical Address
    18 N County Street,
    Waukegan, IL 60085



    Hours: Monday - Friday, 8:30 a.m. - 5 p.m.


    County Café and Coffee Shop:

    • All visitors of the complex have access to the County Café and coffee shop, which are located on the first floor of the administrative building.
    • Café Hours: Monday - Friday, 8 a.m. - 1:30 p.m.
    • Coffee Shop Hours: Monday - Friday, 7:30 a.m. - 1 p.m., 1:30 p.m. - 3 p.m.


    Internet Access: Lake County offers complimentary internet access to the public visiting the Court and Administrative Complex. To connect, simply turn on your laptop, cell phone, tablet or other wireless device and select “LC-Public“ from the available wireless networks.


    List of Items Not Allowed in the Court and Administrative Complex


    Parking: There are several parking options available to visitors, including one county parking garage, three city parking lots, and metered parking. View the parking map


  17. Court Tower

    Physical Address
    301 Washington Street,
    Waukegan, IL 60085




  18. Defensor Público

    Physical Address
    15 S County Street,
    Waukegan, IL 60085


    Fax 847-984-5751


  19. Division of Transportation


    Physical Address
    600 W Winchester Road,
    Libertyville, IL 60048


    Fax 847-984-5888

    Website: lakecountyil.gov/DOT

    Non-Business Hour Phone: 847-549-5200


  20. Emergency Management Agency


    Physical Address
    500 W Winchester Rd,
    Libertyville, IL 60048


    Fax 847-377-7015

    Website: lakecountyil.gov/EMA

    If this is a life and death emergency, CALL 911.


  21. Enterprise Information Technology


    Physical Address
    18 N County Street,
    8th Floor,
    Waukegan, IL 60085



    Hours: Monday - Friday, 8:30 a.m. - 5 p.m.

    Website: lakecountyil.gov/EIT

    Plan your visit to the Lake County Court and Administrative Complex: Find parking information, details on the security screening process and more.


  22. Facilities and Construction Services


    Physical Address
    18 N County Street,
    Room 105,
    Waukegan, IL 60085




  23. Finance Department


    Physical Address
    18 N County Street,
    9th Floor,
    Waukegan, IL 60085


    Fax 847-360-6592

    Hours: Monday - Friday, 8:30 a.m. - 5 p.m.

    Website: lakecountyil.gov/finance

    Plan your visit to the Lake County Court and Administrative Complex: Find parking information, details on the security screening process and more.

    Purchasing Division


  24. GIS Division


    Physical Address
    18 N County Street,
    7th Floor,
    Waukegan, IL 60085



    Hours: Monday - Friday, 8:30 a.m. - 5 p.m.

    Website: lakecountyil.gov/GIS

    Plan your visit to the Lake County Court and Administrative Complex: Find parking information, details on the security screening process and more.


  25. Grand Avenue Health Center

    Physical Address
    3010 Grand Avenue,
    Waukegan, IL 60085



    Hours: 

    • Monday, Wednesday, Friday, 8 a.m. - 5 p.m.
    • Tuesday, Thursday, 8 a.m. - 8 p.m.
    • Saturday - Sunday, Closed

    Website: lakecountyil.gov/1975


  26. Health Department and Community Health Center

    Physical Address
    3010 Grand Avenue,
    Waukegan, IL 60085


    Fax 847-984-5619


  27. Human Resources


    Physical Address
    18 N County Street,
    7th Floor,
    Waukegan, IL 60085


    Fax 847-984-5988

    Hours: Monday - Friday, 8:30 a.m. - 5 p.m.

    Website: lakecountyil.gov/HR

    Plan your visit to the Lake County Court and Administrative Complex: Find parking information, details on the security screening process and more.


  28. Job Center of Lake County


    Physical Address
    1 N Genesee Street,
    Waukegan, IL 60085


    Fax 847-249-2214

    Hours: Monday - Friday, 8:30 a.m. - 5 p.m.

    Website: www.lakecountyjobcenter.com

    Parking: Metered parking is available on the streets. City parking garage is located on Sheridan Road, 1/2 block north of Washington Street.


  29. Libertyville Health Center

    Physical Address
    18698 W Peterson Road,
    Libertyville, IL 60048



    Hours: 

    • Monday - Thursday, 8 a.m. - 5 p.m.
    • Friday, 8 a.m. - 4:30 p.m.
    • Saturday - Sunday, Closed

    Website: lakecountyil.gov/1975


  30. Mapping


    Physical Address
    18 N County Street,
    7th Floor,
    Waukegan, IL 60085



    Website: lakecountyil.gov/Mapping

    Plan your visit to the Lake County Court and Administrative Complex: Find parking information, details on the security screening process and more.


  31. Mental Health Group Home

    Physical Address
    2410 Belvidere Road,
    Waukegan, IL 60085




  32. Merit Commission


    Physical Address
    18 N County Street,
    7th Floor,
    Waukegan, IL 60085


    Fax 847-984-5849

    Hours: Monday - Friday, 8:30 a.m. - 5 p.m.

    Website: lakecountyil.gov/MeritCommission

    Plan your visit to the Lake County Court and Administrative Complex: Find parking information, details on the security screening process and more.


  33. Midlakes Health Center

    Physical Address
    224 W Clarendon Drive,
    Round Lake Beach, IL 60073



    Hours: 

    • Monday, 8 a.m. - 8 p.m.
    • Tuesday, 8 a.m. - 8 p.m.
    • Wednesday, 8 a.m. - 4 p.m.
    • Thursday, 8 a.m. - 8 p.m.
    • Friday, 8 a.m. - 4 p.m.
    • 1st, 2nd, 3rd, and 4th Saturday, 8 a.m. - 4 p.m.

    Website: lakecountyil.gov/1975


  34. New Hope Recovery Drop-In Center

    Physical Address
    1022 27th Street,
    Zion, IL 60099



    Hours:

    • Monday, 8:30 a.m. - 5 p.m.
    • Tuesday, 8:30 a.m. - 7 p.m.
    • Wednesday, 8:30 a.m. - 5 p.m.
    • Thursday, 8:30 a.m. - 7 p.m.
    • Friday, 8:30 a.m. - 5 p.m.
    • Saturday, 8 a.m. - 4 p.m.
    • Sunday, 8 a.m. - 12 p.m.

     Website: lakecountyil.gov/767


  35. New Life Recovery Drop-In Center

    Physical Address
    3002 Grand Avenue,
    Waukegan, IL 60085



    Hours:

    • Monday, 8 a.m. - 4 p.m.
    • Tuesday, 8 a.m. - 7 p.m.
    • Wednesday, 8 a.m. - 4 p.m.
    • Thursday, 8 a.m. - 7 p.m.
    • Friday, 8 a.m. - 4 p.m.
    • Saturday, 8 a.m. - 2 p.m.
    • Sunday, 8 a.m. - 12 p.m.

     Website: lakecountyil.gov/767


  36. North Chicago Health Center

    Physical Address
    2215 Audrey Nixon Boulevard,
    North Chicago, IL 60064



    Hours: 

    • Monday, 8 a.m. - 8 p.m.
    • Tuesday, 8 a.m. - 8 p.m.
    • Wednesday, 8 a.m. - 8 p.m.
    • Thursday, 8 a.m. - 4 p.m.
    • Friday, 8 a.m. - 4 p.m.
    • 1st, 2nd, and 3rd Saturday, 8 a.m. - 12 p.m.

    Website: lakecountyil.gov/1975


  37. North Shore Health Center

    Physical Address
    1840 Green Bay Road,
    Highland Park, IL 60035



    Hours: 

    • Monday, 8 a.m. - 4 p.m.
    • Tuesday, 8 a.m. - 6 p.m.
    • Wednesday, 8 a.m. - 8 p.m.
    • Thursday, 8 a.m. - 8 p.m.
    • Friday, 8 a.m. - 6 p.m.
    • 2nd and 3rd Saturday, 8 a.m. - 12 p.m.

    Website: lakecountyil.gov/1975


  38. PASSAGE


    Physical Address
    Traffic Management Center,
    600 W Winchester Road,
    Libertyville, IL 60048




  39. Planning, Building and Development


    Physical Address
    500 W Winchester Road,
    Unit 101,
    Libertyville, IL 60048


    Fax 847-984-5854


  40. Public Defender

    Physical Address
    15 S County Street,
    Waukegan, IL 60085


    Fax 847-984-5751


  41. Public Works


    Physical Address
    650 W Winchester Road,
    Libertyville, IL 60048


    Fax 847-984-5665


  42. Purchasing Division


    Physical Address
    18 N County Street,
    9th Floor,
    Waukegan, IL 60085


    Fax 847-984-5889

    Hours: Monday - Friday, 8:30 a.m. - 5 p.m.

    Website: doingbusiness.lakecountyil.gov

    Plan your visit to the Lake County Court and Administrative Complex: Find parking information, details on the security screening process and more.


  43. Recording Division of the County Clerk's Office


    Physical Address
    18 N County Street,
    6th Floor,
    Waukegan, IL 60085


    Fax 847-984-5860

    Website: lakecountyil.gov/Recorder

    Plan your visit to the Lake County Court and Administrative Complex: Find parking information, details on the security screening process and more.


  44. Regional Office of Education

    Physical Address
    300 Center Drive,
    Suite 100,
    Vernon Hills, IL 60061



    Website: lake.k12.il.us


  45. Regional Safe School

    Physical Address
    300 Center Drive,
    Suite 108,
    Vernon Hills, IL 60061




  46. Robert W. Depke Juvenile Complex Center

    Physical Address
    24647 North Milwaukee Avenue,
    Vernon Hills, IL 60061




  47. Round Lake Area Student Health & Wellness Center

    Physical Address
    800 North High School Drive,
    Round Lake, IL 60073



    Hours:

    • Monday, 7 a.m.- 5 p.m.
    • Tuesday, 7 a.m.- 5 p.m.
    • Wednesday, 9 a.m.- 7 p.m.
    • Thursday, 7 a.m.- 5 p.m.

    Summer Hours: Wednesday, 7 a.m. - 5 p.m.

    Website: lakecountyil.gov/1975


  48. Secretario del Condado


    Physical Address
    18 N County Street,
    Cuarto 101,
    Waukegan, IL 60085


    Fax 847-984-5822


  49. Sheriff's Office


    Physical Address
    25 S Martin Luther King Jr Avenue,
    Waukegan, IL 60085


    Phone 847-377-4000 or 847-549-5200 (Non-Business Hours)
    Fax 847-984-5974


  50. Solid Waste Agency of Lake County (SWALCO)


    Physical Address
    1311 N Estes Street,
    Gurnee, IL 60031


    Fax 847-336-9374

    Hours: Monday - Friday, 8 a.m. - 4:30 p.m.

    Website: swalco.org


  51. State's Attorney


    Physical Address
    18 N County Street,
    3rd Floor,
    Waukegan, IL 60085



    Website: lcsao.org

    Plan your visit to the Lake County Court and Administrative Complex: Find parking information, details on the security screening process and more.


  52. Stormwater Management Commission


    Physical Address
    500 W Winchester Road,
    Suite 201,
    Libertyville, IL 60048




  53. Substance Abuse Program

    Physical Address
    3004 Grand Avenue,
    Waukegan, IL 60085



    Hours: 

    • Monday - Thursday, 8 a.m. - 5 p.m.
    • Friday, 8 a.m. - 4 p.m.

    Website: lakecountyil.gov/749


  54. Treasurer

    Physical Address
    18 N County Street,
    Room 102,
    Waukegan, IL 60085


    Fax 847-984-5899

    Contact Us

    Hours: 8:30 a.m. - 5 p.m.

    Website: lakeCountyTreasurer.info

    Plan your visit to the Lake County Court and Administrative Complex: Find parking information, details on the security screening process and more.


  55. Tuberculosis Clinic

    Physical Address
    515 Keller Avenue,
    Waukegan, IL 60085



    Hours: Monday - Friday, 8 a.m. to 5 p.m.

    Website: lakecountyil.gov/1916


  56. Veterans Assistance Commission

    Physical Address
    1790 Nations Drive,
    Suite 221
    Gurnee, IL 60031


    Fax 847-984-5750

    Website: vaclc.org


  57. Women’s Residential Services (WRS)

    Physical Address
    24647 N Milwaukee Avenue,
    Vernon Hills, IL 60060


    Fax 847-984-5635

    Hours: 24/7

    Website: lakecountyil.gov/803


  58. Workforce Development Board

    Physical Address
    1 N Genesee Street,
    1st Floor,
    Waukegan, IL 60085


    Fax 847-984-5655

    Parking: Metered parking is available on the streets. City parking garage is located on Sheridan Road, 1/2 block north of Washington Street.


  59. Zion Health Center

    Physical Address
    1911 27th Street,
    Zion, IL 60099



    Hours:

    • Monday, 8 a.m. - 4 p.m.
    • Tuesday, 8 a.m. - 4 p.m.
    • Wednesday, 8 a.m. - 8 p.m.
    • Thursday, 8 a.m. - 8 p.m.
    • Friday, 8 a.m. - 4 p.m.
    • 2nd, 3rd, 4th Saturday, 8 a.m. - 12 p.m.

    Website: lakecountyil.gov/1975