Union County, NJ
Union County is a county located in the U.S. state of New Jersey. As of the 2010 Census, the population was 536,499. It is part of the New York Metropolitan Area. Its county seat is Elizabeth. Union County ranks 93rd among the highest-income counties in the United States. It also ranks 74th in the United States by personal per-capita income. A study by Forbes.com determined Union County pays the second-highest property taxes of all counties in the nation. With more than 5,000 persons per square mile on average, Union County is one of the most densely populated counties in America.
Union County was formed on March 19, 1857, from portions of Essex County.
As of the census of 2000, there were 522,541 people, 186,124 households, and 133,264 families residing in the county. The population density was 5,059 people per square mile (1,953/km²). There were 192,945 housing units at an average density of 1,868 per square mile (721/km²). The racial makeup of the county was 65.51% White, 20.78% Black or African American, 0.23% Native American, 3.83% Asian, 0.04% Pacific Islander, 6.37% from other races, and 3.25% from two or more races. 19.71% of the population were Hispanic or Latino of any race. 13.1% were of Italian, 8.6% Irish, 6.5% Polish and 5.8% German ancestry according to Census 2000.
There were 186,124 households out of which 34.00% had children under the age of 18 living with them, 52.60% were married couples living together, 14.20% had a female householder with no husband present, and 28.40% were non-families. 23.60% of all households were made up of individuals and 10.20% had someone living alone who was 65 years of age or older. The average household size was 2.77 and the average family size was 3.28.
In the county the population was spread out with 24.90% under the age of 18, 7.90% from 18 to 24, 31.30% from 25 to 44, 22.10% from 45 to 64, and 13.80% who were 65 years of age or older. The median age was 37 years. For every 100 females there were 92.70 males. For every 100 females age 18 and over, there were 88.90 males.
The median income for a household in the county was $55,339, and the median income for a family was $65,234. Males had a median income of $44,544 versus $32,487 for females. The per capita income for the county was $26,992. About 6.30% of families and 8.40% of the population were below the poverty line, including 10.50% of those under age 18 and 8.00% of those age 65 or over.
Union County is extremely diverse. Berkeley Heights, New Providence, Westfield, Summit, Cranford, Kenilworth, Clark, Linden, Union, Springfield and Scotch Plains have a very high number of Italian American residents, as well as a large number of Irish Americans and residents of Northern European descent in general. Plainfield, Roselle, Linden, Union, Rahway and Elizabeth all have large African American communities. Roselle Park has a notably large Indian American community, while Roselle Park, Linden, Rahway, Plainfield and particularly Elizabeth have fast-growing Hispanic and Portuguese populations. There are fair-sized Jewish-American communities in Springfield, Scotch Plains, Elizabeth, Hillside, Cranford, Westfield and Summit, although not at the level of Essex County.
