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About Oakbrook Terrace

Oakbrook Terrace is a city in DuPage County, Illinois, and is a suburb of Chicago. Per the 2020 census, the population was 2,751. It is the smallest town in DuPage County, in terms of area and population. == History == Oakbrook Terrace was originally named Utopia, a name suggested by a postmaster. The name Oakbrook Terrace was adopted in November 1959. == Geography == According to the 2021 census gazetteer files, Oakbrook Terrace has a total area of 1.33 square miles (3.44 km2), of which 1.31 square miles (3.39 km2) (or 98.12%) is land and 0.03 square miles (0.08 km2) (or 1.88%) is water. == Demographics == As of the 2020 census there were 2,751 people, 1,346 households, and 668 families residing in the city. The population density was 2,066.87 inhabitants per square mile (798.02/km2). There were 1,659 housing units at an average density of 1,246.43 per square mile (481.25/km2). The racial makeup of the city was 60.05% White, 9.09% African American, 0.62% Native American, 17.74% Asian, 0.04% Pacific Islander, 4.43% from other races, and 8.03% from two or more races.