\nUnion County is a county located in the U.S. State of New Jersey. As of 2000, the population is 522,541. Its county seat is Elizabeth6.

Table of contents
1 Geography
2 Demographics
3 Cities and towns

Geography

\nAccording to the U.S. Census Bureau, the county has a total area of 273 km² (105 mi²). 268 km² (103 mi²) of it is land and 6 km² (2 mi²) of it is water. The total area is 2.06% water.

Demographics

\nAs of the
census2 of 2000, there are 522,541 people, 186,124 households, and 133,264 families residing in the county. The population density is 1,953/km² (5,059/mi²). There are 192,945 housing units at an average density of 721/km² (1,868/mi²). The racial makeup of the county is 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 are Hispanic or Latino of any race. There are 186,124 households out of which 34.00% have children under the age of 18 living with them, 52.60% are married couples living together, 14.20% have a female householder with no husband present, and 28.40% are non-families. 23.60% of all households are made up of individuals and 10.20% have someone living alone who is 65 years of age or older. The average household size is 2.77 and the average family size is 3.28. In the county the population is 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 are 65 years of age or older. The median age is 37 years. For every 100 females there are 92.70 males. For every 100 females age 18 and over, there are 88.90 males. The median income for a household in the county is $55,339, and the median income for a family is $65,234. Males have a median income of $44,544 versus $32,487 for females. The per capita income for the county is $26,992. 8.40% of the population and 6.30% of families are below the poverty line. Out of the total people living in poverty, 10.50% are under the age of 18 and 8.00% are 65 or older.

Cities and towns

\n*
Berkeley Heights Township\n*Berkeley Heights\n*Clark Township\n*Clark\n*Cranford Township\n*Cranford\n*Elizabeth\n*Fanwood\n*Garwood\n*Hillside Township\n*Hillside\n*Kenilworth\n*Linden\n*Mountainside\n*New Providence\n*Plainfield\n*Rahway\n*Roselle Park\n*Roselle\n*Scotch Plains Township\n*Scotch Plains\n*Springfield Township\n*Springfield\n*Summit\n*Union Township\n*Union\n*Westfield\n*Winfield Township