Plainedge, New York
|Plainedge, New York|
|— CDP —|
|• Total||1.4 sq mi (3.7 km2)|
|• Land||1.4 sq mi (3.7 km2)|
|• Water||0.0 sq mi (0.0 km2)|
|Elevation||66 ft (20 m)|
|Time zone||Eastern (EST) (UTC-5)|
|• Summer (DST)||EDT (UTC-4)|
|GNIS feature ID||0960659|
Plainedge is a hamlet (and census-designated place) in the Town of Oyster Bay in Nassau County, New York, United States. The population was 8,817 at the 2010 census. Residents are served by the Bethpage (11714), Massapequa (11758), and Seaford (11783) Post Offices, with a small number of residents being served by the Farmingdale (11735) and Levittown (11756) Post Offices. The area was once known as Turkeyville.
Plainedge is located at (40.723052, -73.478686).
According to the United States Census Bureau, the CDP has a total area of 1.4 square miles (3.6 km2), all land.
As of the census of 2000, there were 9,195 people, 3,028 households, and 2,458 families residing in the CDP. The population density was 6,425.8 per square mile (2,482.7/km²). There were 3,052 housing units at an average density of 2,132.9/sq mi (824.0/km²). The racial makeup of the CDP was 94.41% White, 0.54% African American, 0.10% Native American, 2.45% Asian, 0.03% Pacific Islander, 1.36% from other races, and 1.11% from two or more races. Hispanic or Latino of any race were 5.14% of the population.
There were 3,028 households out of which 35.8% had children under the age of 18 living with them, 68.9% were married couples living together, 9.6% had a female householder with no husband present, and 18.8% were non-families. 15.5% of all households were made up of individuals and 9.4% had someone living alone who was 65 years of age or older. The average household size was 3.03 and the average family size was 3.36.
In the CDP the population was spread out with 24.7% under the age of 18, 6.3% from 18 to 24, 30.8% from 25 to 44, 22.4% from 45 to 64, and 15.7% who were 65 years of age or older. The median age was 38 years. For every 100 females there were 91.9 males. For every 100 females age 18 and over, there were 89.9 males.
The median income for a household in the CDP was $67,560, and the median income for a family was $75,588. Males had a median income of $55,091 versus $35,960 for females. The per capita income for the CDP was $25,752. About 1.7% of families and 2.4% of the population were below the poverty line, including 2.1% of those under age 18 and 4.8% of those age 65 or over.
School district 
The Plainedge School District currently consists of five schools:
Three elementary schools: Eastplain, John H. West Memorial School and Charles E. Schwarting
One middle school: Plainedge Middle School
One high school: Plainedge High School
The District Superintendent is Edward A. Salina, Jr.
Edward A. Salina, Jr was selected by the Board of Education to serve as district Superintendent from July 1, 2011 replacing Christine P'Simer.
The District board members are: Cathy Flanagan, Maryann Capone, Debra Grieci, Dennis Gustafson, Mary Lowe, Douglas Pascarella and Patricia Zinke.
Steve Guttenberg - actor, class of 1976
Patrick Lyons - FDNY Football Quarterback, 9/11 victim
John Melendez - announcer of The Tonight Show with Jay Leno, from 2004 to 2010
- Nathaniel Scudder Prime (1845). A History of Long Island: from its first settlement by Europeans to the year 1845.
- "1845 map of Long Island". Retrieved 2012-02-25.
- "US Gazetteer files: 2010, 2000, and 1990". United States Census Bureau. 2011-02-12. Retrieved 2011-04-23.
- "American FactFinder". United States Census Bureau. Retrieved 2008-01-31.