Union County NJ Information


Union County Subdivisions

Union County NJ Data & Demographics (As of July 1, 2014)


Total Population 544,854
Population in Households 538,040
Population in Familes 454,265
Population in Group Qrtrs 6,814
Population Density1 5,297
Diversity Index2 76


Total Households 190,371
Average Household Size 2.83
Family Households 136,017
Average Family Size 3


Total Housing Units 201,751 (100%)
Owner Occupied HU 110,964 (55.0%)
Renter Occupied HU 79,407 (39.4%)
Vacant Housing Units 11,380 ( 5.6%)
Median Home Value $370,218
Average Home Value $439,724


Median Household Income $67,599
Average Household Income $97,123
Per Capita Income $34,153
  (Compound Annual Growth Rates)


2010-2014 2014-2019
Population 0.36% 0.7%
Households 0.28% 0.65%
Families 0.23% 0.63%
Median Household Income   3.15%
Per Capita Income   3.26%
1) Population Density = Total Population per square mile.
2) The Diversity Index is a scale of 0 to 100 that represents the likelyhood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.
Based on Census 2010 counts, the Diversity Index for the United States was 60.6 and it is expected to increase to 64.8 by July 1, 2018.


Union County NJ - Peer Comparisons by Rank and Percentile

The table below compares Union County to the other 21 counties and county equivalents in New Jersey by rank and percentile using July 1, 2014 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 7 71st
Population Density1 # 3 90th
Diversity Index2 # 4 86th
Median Household Income # 12 48th
Per Capita Income # 11 52nd

Additional comparisons and rankings can be made with a VERY EASY TO USE New Jersey Census Data Comparison Tool.