[Illinois Assessors]

Will County, Illinois - Assessor's Office

The Will County Assessor is responsible for appraising real estate and assessing a property tax on properties located in Will County, Illinois. You can contact the Will County Assessor for:

  • Your property tax bill
  • Reporting upgrades or improvements
  • Information on your property's tax assessment
  • Paying your property tax
  • Appealing your property tax appraisal
  • Checking the Will County property tax due date

302 N Chicago StThe Will County Assessor's Office is located in Joliet, Illinois. Joliet is the county seat of Will County, where most local government offices are located. The assessor's office is located in the same building as the Will County government, at 302 North Chicago Street, 2nd Floor.

Will County Assessor Contact Information

Additional Will County Information

Will County Assessor's Office Services

There are three major roles involved in administering property taxes - Tax Assessor, Property Appraiser, and Tax Collector. Note that in some counties, one or more of these roles may be held by the same individual or office. For example, the Will County Tax Assessor may also serve as the Will County Tax Appraiser.

  1. The Will County Tax Assessor is responsible for setting property tax rates and collecting owed property tax on real estate located in Will County.
  2. The Will County Property Appraiser is responsible for determining the taxable value of each piece of real estate, which the Tax Assessor will use to determine the owed property tax.
  3. The Will County Tax Collector is responsible for collecting property tax from property owners. They issue yearly tax bills to all property owners in Will County, and work with the sheriff's office to foreclose on properties with delinquent taxes.

When contacting Will County about your property taxes, make sure that you are contacting the correct office. You can call the Will County Tax Assessor's Office for assistance at 815-740-4648. Remember to have your property's Tax ID Number or Parcel Number available when you call!

If you have documents to send, you can fax them to the Will County assessor's office at 815-740-4696. Please call the assessor's office in Joliet before you send documents or if you need to schedule a meeting. If you have general questions, you can call the Will County government at 815-740-4602.


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Find the tax assessor for a different Illinois county

Find property records for Will County

The median property tax in Will County, Illinois is $4,921.00


illinois Property Tax Data All of the Will County information on this page has been verified and checked for accuracy.
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