Taxes
The Lake County Clerk’s Tax Extension and Redemption Department is open on weekdays as follows:
9 AM to 4:30 PM
Staff will be available to answer questions and provide information from 8:30 AM to 5 PM Monday through Friday by calling 847-377-2404 or emailing [email protected].
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Tax Extension
View information about the tax rate calculation process and find answers to frequently asked questions.
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Frequently Asked Questions
Check out answers to frequently asked questions regarding taxing districts and taxpayers.
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Tax Extension Data 2016-Present
View tax extension data by year dating back to 2016.
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Tax Extension Data 2005-2015
View tax extension data by year dating 2005 to 2015.
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Tax Extension Process
The County Clerk is responsible for “extending” (calculating) property tax rates for all taxing districts in Lake County. Though the process is started annually, each cycle takes two years to complete, so the billing for any given tax year occurs in the year following.
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Frequently Asked Questions
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Tax Redemption
if property taxes are not paid on time, they become delinquent and sold at a tax sale. Those sold taxes must be repaid (“redeemed”) in order for the current owner not to lose ownership of the property. The County Clerk’s office administers the redemption process.
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Estimate of Redemption
Read about sold taxes and payment options and estimated redemption prices.
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Frequently Asked Questions
Find answers to frequently asked questions regarding the tax redemption process.
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Tax Redemption Process
The County Clerk’s Office administers the redemption process.
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Tax Redemption Sample Timeline
Check out information about a sample timeline for tax redemption in Lake County.
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Greenbook Information
The Greenbook is a list of Lake County owned parcels that is for sale to the public.
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Estimate of Redemption