Phone: (319) 356-6078
8:00 a.m. - 4:00 p.m., Monday through Friday
Johnson County Administration Building
913 S Dubuque Street
Iowa City, IA 52240
The County Assessor assesses all residential, commercial, industrial and agricultural properties. Real property is revalued every two years.
The County Assessor's office currently has a four-person appraisal staff that may work individually or as a team. These appraisers visit any property in the county or municipality, outside of Iowa City, including new construction and existing properties needing reassessment.