The amount of tax you pay is determined by taking your property’s assessed value, subtracting your exemptions, then multiplying your tax rate. You can use your last years tax bill to determine an estimated tax due by using your new assessed value, subtracting your exemptions, then multiplying your tax rate. You can search for current or previous tax bills at https://tax.lakecountyil.gov/forms/htmlframe.aspx?mode=content/home.htm