Supervisor of Assessments
309 West Market Street, Room 128
Jonesboro, Illinois 62952
Office Hours: Monday-Friday, 8:00 a.m.-4:00 p.m.
Duties & Responsibilities
The Union County Supervisor of Assessments oversees real property assessment process through the County, ensuring implementation within the law that was enacted by the Illinois General Assembly and Court decisions. The Supervisor of Assessments maintains tax maps, property record cards, exemption certificates and keeps a current list of property owners. The Supervisor of Assessments sends notice of assessment changes to taxpayers and publishes the assessments in the newspapers. The Supervisor of Assessments works under the directives of the Department of Revenue and provides them with information. The Supervisor of Assessments serves as the Clerk of the County Board of Review to ensure Board of Review actions, decisions, notices, publications and complaints are processed in a timely manner and have met the statutory requirements.