Phone: (319) 356-6066
8:00 a.m. - 4:00 p.m., Monday through Friday
Johnson County Administration Building
913 S Dubuque Street
Iowa City, IA 52240
The assessor assesses all real property including residential, commercial, industrial and agricultural property.
Property is revalued every two years. The effective date of the assessment is January 1st of the current year. The assessor determines a full or partial value of new construction, or improvements.