The Union County Surveyor is Ted Young
The Surveyor's office is located in the Northwest corner of the first floor of the Union County Courthouse.
The County Surveyor maintains legal surveys of tracts and subdivisions (land parcels) in the county and maintains the section corner records. The surveyor also supervises county ditch construction and maintenance.
The County Surveyor serves on the Drainage Board and the County Plan Commission.
Plat maps are available through the Union County Geographic Information System. Although this is not survey-quality information, it provides general outlines.