Main Page | See live article | Alphabetical index

Princeton Township, New Jersey

Princeton Township is a township located in Mercer County, New Jersey. As of the 2000 census, the township had a total population of 16,027.

The township is the home of the Institute for Advanced Study, a private research institution that has been an academic home to Albert Einstein, Kurt Gödel, and many other famous and prize-winning scientists. Princeton University is also located there within the town limits of Princeton, New Jersey.


According to the United States Census Bureau, the township has a total area of 43.0 km² (16.6 mi²). 42.4 km² (16.4 mi²) of it is land and 0.6 km² (0.2 mi²) of it is water. The total area is 1.38% water.


As of the census of 2000, there are 16,027 people, 6,044 households, and 4,357 families residing in the township. The population density is 377.8/km² (978.2/mi²). There are 6,224 housing units at an average density of 146.7/km² (379.9/mi²). The racial makeup of the township is 79.91% White, 5.32% African American, 0.12% Native American, 9.98% Asian, 0.05% Pacific Islander, 2.11% from other races, and 2.51% from two or more races. 5.28% of the population are Hispanic or Latino of any race.

There are 6,044 households out of which 34.1% have children under the age of 18 living with them, 63.3% are married couples living together, 7.2% have a female householder with no husband present, and 27.9% are non-families. 20.6% of all households are made up of individuals and 8.2% have someone living alone who is 65 years of age or older. The average household size is 2.57 and the average family size is 2.98.

In the township the population is spread out with 24.4% under the age of 18, 5.1% from 18 to 24, 27.4% from 25 to 44, 27.7% from 45 to 64, and 15.4% who are 65 years of age or older. The median age is 41 years. For every 100 females there are 93.6 males. For every 100 females age 18 and over, there are 90.6 males.

The median income for a household in the township is $94,580, and the median income for a family is $123,098. Males have a median income of $77,845 versus $41,563 for females. The per capita income for the township is $56,360. 5.7% of the population and 4.2% of families are below the poverty line. Out of the total people living in poverty, 5.7% are under the age of 18 and 3.0% are 65 or older.