Kingston Estates is an unincorporated community and census-designated place (CDP) located within Cherry Hill, in Camden County, in the U.S. state of New Jersey, that had been part of the Barclay-Kingston CDP until the 2000 census, which was split to form the CDPs of Barclay and Kingston Estates as of the 2010 Census. As of the 2020 census, Kingston Estates had a population of 6,322.
According to the United States Census Bureau, the CDP had a total area of 1.164 square miles (3.013 km<sup>2</sup>), including 1.162 square miles (3.009 km<sup>2</sup>) of land and 0.002 square miles (0.004 km<sup>2</sup>) of water (0.13%).
Kingston Estates first appeared as a census designated place in the 2010 U.S. Census formed along with the Barclay CDP from the deleted Barclay-Kingston CDP.
The 2010 United States census counted 5,685 people, 2,191 households, and 1,510 families in the CDP. The population density was . There were 2,553 housing units at an average density of . The racial makeup was 76.66% (4,358) White, 6.95% (395) Black or African American, 0.19% (11) Native American, 12.52% (712) Asian, 0.02% (1) Pacific Islander, 1.27% (72) from other races, and 2.39% (136) from two or more races. Hispanic or Latino of any race were 5.19% (295) of the population.
Of the 2,191 households, 28.3% had children under the age of 18; 55.4% were married couples living together; 10.1% had a female householder with no husband present and 31.1% were non-families. Of all households, 27.5% were made up of individuals and 14.3% had someone living alone who was 65 years of age or older. The average household size was 2.55 and the average family size was 3.16.
21.7% of the population were under the age of 18, 7.2% from 18 to 24, 23.0% from 25 to 44, 28.2% from 45 to 64, and 19.9% who were 65 years of age or older. The median age was 43.5 years. For every 100 females, the population had 91.5 males. For every 100 females ages 18 and older there were 85.2 males.