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Lake County Treasurer  

Mobile Home Tax Information

  • 2015 due date is July 21st.
  • There is approximately 5600 Mobile Home tax bills sent out in Lake County.
  • Owners of the Mobile Home on January 1st of each year are responsible for the tax.
  • Payments can be made by mail; made payable to the Lake County Collector and sent to 18 N. County Street, Rm.102, Waukegan, IL 60085 or online at, by credit card or E-check.  An additional fee will be added to your online payment.  NOTE: If payment is made after the set due date of July 21, 2015, please add the $25.00 per month late fee.
  • Payments not received on or before the due date are subject to a $25.00 per month penalty with a maximum of 4 months ($100.00).
  • Tax is calculated by multiplying the rate (based on the age of the Mobile Home) times the square footage. 

  • Delinquent Mobile Home owners/taxes could be published in the local newspaper and these taxes are subject to a tax sale.
  • Certified funds are required on delinquent accounts.
  • December 15th is the last day to pay to avoid Mobile Home tax lien.
  • Each Mobile home park owner shall register each Mobile Home with the Lake County Treasurer within 30 days of placement or change of ownership.
  • Before moving or selling Mobile Homes, the taxes must be paid to date. To obtain a clear title, you will need to file a Mobile Home Certification, which can be obtained at the Lake County Treasurer’s Office and then filed with the Illinois Secretary of States Office.
  • Senior citizens and disabled persons should contact the Lake County Treasurer’s Office for possible exemptions.

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Lake County, Illinois
18 N. County Street
Waukegan, IL 60085
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Contact Information
David Stolman, Treasurer
18 N. County St., Rm. 102
Waukegan, IL 60085-4351
Ph: 847.377.2323
Fx: 847.984.5899
Monday through Friday
8:30 AM to 5:00 PM 
Due Dates Only: 
8:30 AM to 7:00 PM​