Concorde Hills, Ohio  Concorde Hills is a census-designated place (CDP) in Sycamore Township, Hamilton County, Ohio, United States. The population was 663 at the 2010 census. Concorde Hills is located at , just east of Kenwood and northeast of Cincinnati. It is bordered by The Village of Indian Hill to the east and the city of Madeira to the south. According to the United States Census Bureau, the CDP has a total area of , all land.