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Supervisor of Assessments

 

The office of the Supervisor of Assessments administers the property assessment cycle for the local real estate tax.

Office responsibilities include, but are not limited to:

- Working with elected township assessors.

- Making name and address changes for tax billing.

- Calculating farmland assessments from values which are certified from the Illinois Department of Revenue.

- Applying equalization factors.

- Assisting the Board of Review by providing needed information. For an explanation of its duties see Board of Review.

- Assisting taxpayers in preparation of the Senior Homestead Exemption and the Senior Citizens Assessment Freeze Application. (See the link to list of exemptions on previous page)

- Processing other types of exemptions (See the link to list of exemptions on previous page.)

- Maintaining mapping of aerial photography.

- Compiling abstract information for the Illinois Department of Revenue.

The Supervisor of Assessments is appointed by the County Board for a four-year term. In Illinois the level of assessment is to be 33 1/3 percent of market value. The assessed value of the property, minus any exemptions if applicable, is the base on which tax levies are calculated.The tax rate is determined by the property tax dollars each local taxing body needs to operate. That rate multiplied by the equalized assessed value results in the tax dollar amount on your tax statement.

Rate questions are answered by the County Clerk's Office.

The office of Supervisor of Assessments Ray Durston is located on the third floor of the Historic Courthouse in Hillsboro.
Hours are 8:00 AM-4:00 PM Monday –Friday.
Phone:(217) 532-9595
FAX: 532-9599
Mailing address:#1 Courthouse Square
Hillsboro, IL 62049
Email: a This email address is being protected from spambots. You need JavaScript enabled to view it.