Massapequa (/mæsəˈpiːkwə/, mass-ə-PEEK-wə) is a hamlet and census-designated place (CDP) in the southern part of the Town of Oyster Bay in southeastern Nassau County, New York, on Long Island, east of New York City. It is adjacent to Amityville in Suffolk County. As of the 2010 census, the CDP had a total population of 21,685. Greater Massapequa, including North Massapequa, East Massapequa, and Massapequa Park, has a population of over 75,000. It is serviced by the Massapequa Station on the Long Island Rail Road.
Massapequa, on the South Shore of Long Island, is located at 40°40’13” North, 73°28’16” West (40.670403, −73.471150).
According to the United States Census Bureau, the CDP has a total area of 4.0 square miles (10 km), of which, 3.7 square miles (9.6 km) of it is land and 0.4 square miles (1.0 km) of it is water. The total area is 9.20% water.
Massapequa and nearby places with “Massapequa” in their names are sometimes collectively called “the Massapequas”.
As of the census of 2000, there were 22,652 people, 7,417 households, and 6,297 families residing in the CDP. The population density was 6,207.5 per square mile (2,396.2/km²). There were 7,514 housing units at an average density of 2,059.1/sq mi (794.8/km²). The racial makeup of the CDP was 97.42% White, 0.17% African American, 0.02% Native American, 1.27% Asian, 0.03% Pacific Islander, 0.37% from other races, and 0.73% from two or more races. 2.59% of the population were Hispanic or Latino of any race. Because it has large Italian and Jewish communities, the town is sometimes referred to as “matzah pizza”.
There were 7,417 households out of which 38.3% had children under the age of 18 living with them, 73.4% were married couples living together, 8.5% had a female householder with no husband present, and 15.1% were non-families. 12.5% of all households were made up of individuals and 6.9% have someone living alone who is 65 years of age or older. The average household size was 3.05 and the average family size was 3.33.
In the CDP, the population was spread with 25.6% under the age of 18, 5.9% from 18 to 24, 29.5% from 25 to 44, 24.7% from 45 to 64, and 14.3% who are 65 years of age or older. The median age was 41 years as of 2007. For every 100 females, there were 94.9 males. For every 100 females age 18 and over, there were 110.0 males.
The median income for a household in the CDP was $107,181, and the median income for a family was $116,266. Males had a median income of $78,859 versus $57,016 for females. The per capita income for the CDP was $42,169. 2.9% of the population and 1.6% of families were below the poverty line.