Coralville is a city in Johnson County, Iowa, United States. It is a suburb of Iowa City and part of the Iowa City, Iowa Metropolitan Statistical Area. The population was 15,123 at the 2000 census; a special census taken by the city in 2003 counted 17,269 residents. Coralville is located in Johnson County at 41°41′18″N, 91°35′12″.

According to the United States Census Bureau, the city has a total area of 26.5 km˛ (10.2 mi˛). 26.4 km˛ (10.2 mi˛) of it is land and 0.1 km˛ (0.04 mi˛) of it (0.39%) is water. As of the censusGR2 of 2000, there were 15,123 people, 6,467 households, and 3,317 families residing in the city. The population density was 573.0/km˛ (1,484.1/mi˛). There were 6,754 housing units at an average density of 255.9/km˛ (662.8/mi˛). The racial makeup of the city was 86.97% White, 4.23% African American, 0.34% Native American, 5.20% Asian, 0.06% Pacific Islander, 1.07% from other races, and 2.14% from two or more races. Hispanic or Latino of any race were 3.04% of the population.