Willowbrook is a village in DuPage County, Illinois, United States. Per the 2020 census, the population was 9,236. It is a southwestern suburb of Chicago. Willowbrook grew from the Ridgemoor subdivision. It was incorporated as a village in 1960 The Village of Willowbrook is located at 41°46′2″N 87°56′57″W / 41.76722°N 87.94917°W / 41.76722; -87.94917 (41.767153, -87.949281). According to the 2021 census gazetteer files, Willowbrook has a total area of 2.63 square miles (6.81 km2), of which 2.57 square miles (6.66 km2) (or 97.94%) is land and 0.05 square miles (0.13 km2) (or 2.06%) is water. Willowbrook is around 23 miles (37 km) from Chicago. It is bordered by the suburban villages of Hinsdale, Westmont, Clarendon Hills, Burr Ridge, and Darien, along with unincorporated areas of DuPage County. More information...
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