Union County, New Jersey Population 2024

563,825

Union County, New Jersey's estimated 2024 population is 563,825 with a growth rate of -0.53% in the past year according to the most recent United States census data. Union County, New Jersey is the 7th largest county in New Jersey. The 2010 population was 537,336 and has seen a growth of 4.93% since that time.

Note: data after 2022 is projected based on recent change

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Year
Population
Growth
Growth Rate
2029548,850-2,995-0.54%
2028551,845-2,995-0.54%
2027554,840-2,995-0.54%
2026557,835-2,995-0.53%
2025560,830-2,995-0.53%
2024563,825-2,995-0.53%
2023566,820-2,995-0.53%
2022569,815-2,995-0.52%
2021572,810-807-0.14%
2020573,61716,9533.05%
2019556,6641890.03%
2018556,4751,7800.32%
2017554,6951,8810.34%
2016552,8142,8600.52%
2015549,9541,9020.35%
2014548,0522,0010.37%
2013546,0513,0740.57%
2012542,9773,0590.57%
2011539,9182,5820.48%
2010537,336
1990493,819-10,275-2.04%
1980504,094-39,022-7.18%
1970543,11638,8617.71%
1960504,255106,11726.65%
1950398,13869,79421.26%
1940328,34423,1357.58%
1930305,209105,05252.48%
1920200,15759,96042.77%
1910140,19740,84441.11%
190099,35326,88637.1%
189072,46716,89630.4%
188055,57113,71232.76%
187041,85914,07950.68%
186027,780-521,070-94.94%
showing: 34 rows
2024 Growth Rate
-0.53% (-2,995)
County Website
Union County
County Seat
2010 Population
537,336
Area
103 mi²
Density
5474 people/mi²
Growth Since 2010
4.93% (26,489)
Founded
1857

Union County, New Jersey Population 2024

Population by Race

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Race
Population
Percentage (of total)
White254,90444.56%
Black or African American118,20920.66%
Other race106,98318.7%
Two or more races57,67210.08%
Asian32,2375.64%
Native American1,9870.35%
Native Hawaiian or Pacific Islander870.02%
showing: 7 rows

White

Black or African American

Other race

Two or more races

Asian

Native American

Native Hawaiian or Pacific Islander

Union County, New Jersey Population by Race

Union County, New Jersey Population Pyramid 2024

Union County, New Jersey Median Age

39

Total

37.9

Male

40

Female

Union County, New Jersey Adults

There are 438,421 adults, (83,680 of whom are seniors) in Union County, New Jersey.

Union County, New Jersey Age Dependency

61.3

Age Dependency Ratio

23.6

Old Age Dependency Ratio

37.7

Child Dependency Ratio

Union County, New Jersey Sex Ratio

Female289,83450.66%
Male282,24549.34%

Union County, New Jersey Population by Age

Union County, New Jersey Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All199,9962.8357.742.3
Married101,0823.457426
Non Family55,4021.2141.858.2
Female30,0573.4239.160.9
Male13,4553.4842.157.9
showing: 5 rows

3.33

Average Family Size

2.83

Average Household Size

57.7%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Union County, New Jersey Households and Families

Male

Female

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Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Union County, New Jersey Educational Attainment by Sex (over 25)

Union County, New Jersey Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

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The highest rate of high school graduation is among white people with a rate of 93.86%.

The highest rate of bachelors degrees is among asian people with a rate of 70.32%.

Union County, New Jersey Educational Attainment by Race

All

Male

Female

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$55,825

Average Earnings

$61,954

Average Male

$48,344

Average Female

Union County, New Jersey Earnings by Educational Attainment

Union County, New Jersey Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Union County, New Jersey Language

54.38% of Union County, New Jersey residents speak only English, while 45.62% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 29.07% of the population.

Union County, New Jersey Language

Union County, New Jersey Poverty by Race

rate

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Name
Total
In Poverty
Poverty Rate
Hispanic187,20725,69013.72%
Other105,47616,60915.75%
Black116,30412,87411.07%
White212,8569,0384.25%
Multiple57,2804,9068.56%
Asian32,0091,6915.28%
Native1,9441789.16%
Islander702434.29%
showing: 8 rows

8.86%

Overall Poverty Rate

8.11%

Male Poverty Rate

9.6%

Female Poverty Rate

Poverty in Union County, New Jersey

The race most likely to be in poverty in Union County, New Jersey is Islander, with 34.29% below the poverty level.

The race least likely to be in poverty in Union County, New Jersey is White, with 4.25% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.76%. Among those working part-time, it was 10.96%, and for those that did not work, the poverty rate was 16.05%.

Union County, New Jersey Poverty

rate

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Rate
Poverty
Less Than 9th Grade17.37%
High School11.15%
Some College7.12%
Bachelors or Greater3.03%
showing: 4 rows

Union County, New Jersey Poverty Rate by Education

rate

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Rate
Poverty
Male Unemployed18.06%
Female Unemployed17.43%
Female Employed4.59%
Male Employed4.03%
showing: 4 rows

Union County, New Jersey Poverty Rate by Employment Status and Sex

Union County, New Jersey Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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mean

median

Income by Household Type

Union County, New Jersey Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

47.9%

Overall Marriage Rate

51.0%

Male Marriage Rate

44.9%

Female Marriage Rate

Union County, New Jersey Married by Age and Sex

male

female

Union County, New Jersey Marriage

The age group where males are most likely to be married is 55-64, while the female age group most likely to be married is 45-54.

Union County, New Jersey Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Union County, New Jersey Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

12,830

Number of Veterans

12,084

Male Veterans

746

Female Veterans

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Union County, New Jersey Veterans by War

count

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Union County, New Jersey Veterans by Age

count

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Union County, New Jersey Veterans by Race

Union County, New Jersey Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

4.95%

Veteran Poverty Rate

28.44%

Veteran Disability Rate

Union County, New Jersey Veterans by Education

LaborForceParticipation

68.8%

Labor Force Participation

64.5%

Employment Rate

6.2%

Unemployment Rate

Union County, New Jersey Employment by Age

LaborForceParticipation

Union County, New Jersey Employment by Race

LaborForceParticipation

Union County, New Jersey Employment by Education

Origin of Non-Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

48.29%

Born in Union County, New Jersey

68.39%

Native Born

31.61%

Foreign Born

15.09%

Non Citizen

16.52%

Naturalized

Place of Birth

68.39% of Union County, New Jersey residents were born in the United States, with 48.29% having been born in New Jersey. 15.09% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Union County, New Jersey Place of Birth

Sources