The City of Coralville is located in Johnson County, Iowa, in the east central part of Iowa, just 75 miles west of the Mississippi River. The east corporate line of Coralville is the west corporate line of Iowa City.
University of Iowa The close physical relationship between Coralville and Iowa City has been strengthened over the years by the presence of the University of Iowa. Founded in 1855, the University is the oldest and largest public educational institution in the State. Recent enrollment approximates 29,000 students. The University and The University of Iowa Hospitals and Clinics provide employment for more than 24,000 people in the metropolitan area.