Union County NJ Information


Union County Subdivisions

Union County NJ Data & Demographics (As of July 1, 2017)


Total Population 566,117
Daytime Population: Workers 247,994
Daytime Population: Residents 293,126
Total Daytime Population (TDP) 541,120
Ratio TDP/Total Population1 0.96
Population in Households 559,296
Population in Familes 472,615
Population in Group Qrtrs 6,821
Population Density2 5,504
Diversity Index3 78


Median Household Income $69,583
Average Household Income $105,047
Per Capita Income $36,739


Total Housing Units 207,082 (100%)
Owner Occupied HU 110,814 (53.5%)
Renter Occupied HU 85,031 (41.1%)
Vacant Housing Units 11,237 ( 5.4%)
Median Home Value $379,065
Average Home Value $451,442


Total Households 195,845
Average Household Size 2.86
Family Households 139,999
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood 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.


2010-2017 2017-2022
Population 0.74% 0.72%
Households 0.56% 0.61%
Families 0.54% 0.6%
Median Household Income   2.59%
Per Capita Income   2.39%


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, 2017 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 Density # 3 90th
Diversity Index # 4 86th
Median Household Income # 12 48th
Per Capita Income # 10 57th

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