Gresham Park is a census-designated place (CDP) in DeKalb County, Georgia, United States. The population was 7,432 at the 2010 census.GeographyGresham Park is located at . It is bordered by, on the: North: I-20, across which is the Longdale Park area of unincorporated DeKalb County Northwest: by the East Atlanta neighborhood of the city of Atlanta West: unincorporated DeKalb County, to the west of which is southeast Atlanta South: Constitution Road and Clifton Church Road, across which are the Bouldercrest and Cedar Grove areas of unincorporated DeKalb County East: Flat Shoals Road and Clifton Church Road, across which is the Panthersville CDP Northeast: at Flat Shoals Blvd. and I-20, to the northeast of which is the Candler-McAfee CDP According to the United States Census Bureau, the CDP has a total area of 2.8sqmi, all land.DemographicsAs of the census of 2010, there were 7,432 people, 2,797 households, and 2,397 families residing in the CDP. The population density was 3,252.1 people per square mile (1,257.2/km²). There were 3,362 housing units at an average density of 1,095.4/sq mi (423.5/km²). The racial makeup of the CDP was 8.4% White, 89% African American, 0.1% Native American, 0.3% Asian, 0.01% Pacific Islander, 0.30% from other races, and 1.7% from two or more races. Hispanic or Latino of any race were 1.5% of the population.