Independence Township is a township in Warren County, New Jersey, United States. As of the 2010 United States Census, the township’s population was 5,662, reflecting an increase of 59 (+1.1%) from the 5,603 counted in the 2000 Census, which had in turn increased by 1,663 (+42.2%) from the 3,940 counted in the 1990 Census. The township is part of the eastern region of the Lehigh Valley.
According to the United States Census Bureau, the township had a total area of 19.894 square miles (51.525 km), including 19.744 square miles (51.137 km) of land and 0.150 square miles (0.388 km) of water (0.75%).
Great Meadows (2010 Census population of 303) and Vienna (population of 981 as of 2010) are unincorporated communities and census-designated places (CDPs) located within the township. Through the 2000 United States Census, the areas were grouped together as Great Meadows-Vienna, which had a population of 1,264 as of that year.
Other unincorporated communities, localities and place names located partially or completely within the township include Petersburgh.
The Township’s economic data (as is all of Warren County) is calculated by the US Census Bureau as part of the Allentown-Bethlehem-Easton, PA-NJ Metropolitan Statistical Area.
As of the 2010 United States Census, there were 5,662 people, 2,234 households, and 1,505.716 families residing in the township. The population density was 286.8 per square mile (110.7/km). There were 2,325 housing units at an average density of 117.8 per square mile (45.5/km). The racial makeup of the township was 93.43% (5,290) White, 1.22% (69) Black or African American, 0.09% (5) Native American, 2.23% (126) Asian, 0.07% (4) Pacific Islander, 1.61% (91) from other races, and 1.36% (77) from two or more races. Hispanic or Latino of any race were 5.42% (307) of the population.
There were 2,234 households out of which 30.7% had children under the age of 18 living with them, 55.8% were married couples living together, 8.2% had a female householder with no husband present, and 32.6% were non-families. 26.9% of all households were made up of individuals, and 8.0% had someone living alone who was 65 years of age or older. The average household size was 2.53 and the average family size was 3.13.
In the township, the population was spread out with 23.4% under the age of 18, 7.1% from 18 to 24, 25.6% from 25 to 44, 33.0% from 45 to 64, and 10.9% who were 65 years of age or older. The median age was 41.0 years. For every 100 females there were 94.0 males. For every 100 females ages 18 and older there were 90.3 males.
The Census Bureau’s 2006-2010 American Community Survey showed that (in 2010 inflation-adjusted dollars) median household income was $89,844 (with a margin of error of +/- $7,094) and the median family income was $104,808 (+/- $8,796). Males had a median income of $72,719 (+/- $6,017) versus $58,413 (+/- $7,006) for females. The per capita income for the borough was $36,372 (+/- $2,731). About 1.6% of families and 1.8% of the population were below the poverty line, including 2.2% of those under age 18 and 7.7% of those age 65 or over.
As of the 2000 United States Census there were 5,603 people, 2,146 households, and 1,489 families residing in the township. The population density was 282.4 people per square mile (109.0/km²). There were 2,210 housing units at an average density of 111.4 per square mile (43.0/km²). The racial makeup of the township was 94.98% White, 1.16% African American, 0.05% Native American, 1.73% Asian, 0.79% from other races, and 1.29% from two or more races. Hispanic or Latino of any race were 3.77% of the population.
There were 2,146 households out of which 36.5% had children under the age of 18 living with them, 60.0% were married couples living together, 6.8% had a female householder with no husband present, and 30.6% were non-families. 24.5% of all households were made up of individuals and 7.0% had someone living alone who was 65 years of age or older. The average household size was 2.61 and the average family size was 3.18.
In the township the population was spread out with 26.8% under the age of 18, 5.2% from 18 to 24, 34.9% from 25 to 44, 25.1% from 45 to 64, and 8.0% who were 65 years of age or older. The median age was 37 years. For every 100 females, there were 93.7 males. For every 100 females age 18 and over, there were 90.4 males.
The median income for a household in the township was $67,247, and the median income for a family was $79,819. Males had a median income of $59,688 versus $37,643 for females. The per capita income for the township was $30,555. About 1.2% of families and 2.8% of the population were below the poverty line, including 2.0% of those under age 18 and 6.3% of those age 65 or over.