Seven Hills is a city in Cuyahoga County, Ohio, United States. The population was 11,804 at the 2010 census. According to the United States Census Bureau, the city has a total area of 5.0 square miles (13km2), all land. As of the census of 2000, there were 12,080 people, 4,787 households, and 3,757 families residing in the city. The population density was 2,411.6 people per square mile (931.0/Sq/km). There were 4,883 housing units at an average density of 974.8 per square mile (376.3/Sq/km). The racial makeup of the city was 97.18% White, 0.15% African American, 0.02% Native American, 2.12% Asian, 0.11% from other races, and 0.42% from two or more races. Hispanic or Latino of any race were 0.76% of the population.