Union   County NJ United States

County FIPS 34039
Largest City Elizabeth
State New Jersey
Latitude 40.6601
Longitude -74.3100
Population 579,290
Density 5638.42 people per square mile
Time Zone America/New York
  • All demographic data comes from the 2024 American Community Survey (5-year study).
  • Learn more about each field.
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Household Income

Median household: $103,202
Median individual: $46,779

Race

Mode: 39.4% White

Gender

 50.6% female 

Rent

  $1730 / month  

Median house value: $528,962.0

Age

Median: 39.1 years old

Education

With at least college degree: 38.9%
With STEM degree: 45.1%

Marital Status

 47.4% married 

Never married: 37.2%

Labor Force Participation

 69.3% working 

Unemployed: 6.5%

Average Family Size

 3.31 people 

Commute Time

 30.2 minutes 

Health Care

 13.0% uninsured 

Poverty

 9.2%

All data comes from the SimpleMaps US Counties Database, 2026.

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