Kensington is a village and a part of the Great Neck Peninsula on the North Shore of Long Island, in Nassau County, New York, United States. The population of Kensington was 1,161 at the 2010 census. Susan Lopatkin currently serves as mayor, and Darren Kaplan serves as deputy mayor.
Kensington is located at 40°47′34″N 73°43′26″W / 40.79278°N 73.72389°W / 40.79278; -73.72389 (40.792901, -73.723775).
According to the United States Census Bureau, the village has a total area of 0.2 square miles (0.6 km²), all of it land.
As of the census of 2000, there were 1,209 people, 424 households, and 339 families residing in the village. The population density was 4,752.1 people per square mile (1,867.2/km²). There were 447 housing units at an average density of 1,757.0 per square mile (690.4/km²). The racial & ethnic makeup of the village was 91.89% White, 0.66% African American, 4.96% Asian, 1.32% from other ethnicities and/or ethnic groups, and 1.16% from two or more races. Hispanic or Latino of any race were 3.97% of the population.
There were 424 households out of which 38.0% had children under the age of 18 living with them, 74.5% were married couples living together, 4.2% had a female householder with no husband present, and 20.0% were non-families. 18.9% of all households were made up of individuals and 16.5% had someone living alone who was 65 years of age or older. The average household size was 2.85 and the average family size was 3.27.
In the village, the population was spread out with 27.2% under the age of 18, 4.9% from 18 to 24, 18.4% from 25 to 44, 28.4% from 45 to 64, and 21.1% who were 65 years of age or older. The median age was 45 years. For every 100 females, there were 90.7 males. For every 100 females age 18 and over, there were 84.9 males.
The median income for a household in the village was $115,916, and the median income for a family was $133,235. Males had a median income of $100,000 versus $62,500 for females. The per capita income for the village was $59,183. About 0.9% of families and 1.2% of the population were below the poverty line, including 1.5% of those under age 18 and none of those age 65 or over.
As per the United States 2000 Census, Kensington had the highest percentage of Israeli American residents among all communities in the United States, at 6.2%.