Union County, New Jersey Population 2021

Union County, New Jersey's estimated population is 556,219 with a growth rate of -0.01% in the past year according to the most recent United States census data. Union County, New Jersey is the null largest county in New Jersey. The 2010 Population was 537,369 and has seen a growth of 3.51% since this time.

Note: 2020 and 2021 data is projected
Year Population Growth Growth Rate
2021556,219-61-0.01%
2020556,280-61-0.01%
2019556,341-61-0.01%
2018556,4021,6640.30%
2017554,7381,9570.35%
2016552,7812,8760.52%
2015549,9051,8910.35%
2014548,0141,9890.36%
2013546,0253,0550.56%
2012542,9703,0390.56%
2011539,9312,5620.48%
2010537,36943,5508.82%
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%
190099,35326,88637.10%
189072,46716,89630.40%
188055,57113,71232.76%
187041,85914,07950.68%
186027,7800.00%
2021 Growth Rate
-0.01%
County Website
Founded
1857[1]
County Seat
2010 Population
537,369
Growth Since 2010
3.51%
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Union County, New Jersey Population Growth

Population by Race

Race Population Percentage
White304,23154.91%
Black or African American117,29221.17%
Some Other Race86,71615.65%
Asian28,3285.11%
Two or More Races15,7032.83%
American Indian and Alaska Native1,6720.30%
Native Hawaiian and Other Pacific Islander910.02%
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Union County, New Jersey Population By Race

Union County, New Jersey Population Pyramid 2021

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Union County, New Jersey Median Age

38.7


Total

37.4


Male

40


Female

Union County, New Jersey Adults

There are 423,700 adults, (78,625 of whom are seniors) in Union County, New Jersey.

Union County, New Jersey Age Dependency

60.6

Age Dependency Ratio

22.8

Old Age Dependency Ratio

37.8

Child Dependency Ratio

Union County, New Jersey Sex Ratio

Mujer

283,906

51.24%

Masculino

270,127

48.76%

Union County, New Jersey Population by Age

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

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Union County, New Jersey Household Types

Type Owner Renter
Married74.4%25.6%
All58.6%41.4%
Non Family43.5%56.5%
Mujer41.7%58.3%
Masculino41.1%58.9%

58.6%

Rate of Home Ownership

Union County, New Jersey Households and Families

Type Count Average Size Owned
All190,1012.8858.6
Married95,4133.5374.4
Non Family53,1241.243.5
Mujer29,1183.4941.7
Masculino12,4463.5841.1

3.41

Average Family Size

2.88

Average Household Size

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Union County, New Jersey Households by Type

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Education Attained Count Percentage
Less Than 9th Grade29,2687.77%
9th to 12th Grade22,1355.88%
High School Graduate107,75828.61%
Some College60,95116.18%
Associates Degree21,0555.59%
Bachelors Degree81,35721.60%
Graduate Degree54,08014.36%
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Union County, New Jersey Educational Attainment by Sex (over 25)

Union County, New Jersey Educational Attainment by Race

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Race Total High School Bachelors
White162,529151,46881,506
Hispanic108,27378,57718,059
Black81,01072,68819,855
Other Race51,73035,0556,492
Asian20,64318,88714,270
2+ Races6,7115,7202,240
Native American1,095695231
Islander70213

The highest rate of high school graduation is among white people with a rate of 93.19%.

The highest rate of bachelors degrees is among asian people with a rate of 69.13%.

Union County, New Jersey Educational Attainment by Race

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Name Average Masculino Mujer
Overall$47,331$53,239$41,198
Less Than 9th Grade$25,323$29,789$18,977
High School Graduate$33,693$39,783$26,780
Some College$41,666$48,356$36,434
Bachelors Degree$65,281$81,213$56,047
Graduate Degree$91,573$114,377$79,065

$47,331

Average Earnings

$53,239

Average Male

$41,198

Average Female

Union County, New Jersey Earnings by Educational Attainment

Union County, New Jersey Language by Age

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Union County, New Jersey Language

56.00% of Union County, New Jersey residents speak only English, while 44.00% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 28.54% of the population.

Union County, New Jersey Language

Union County, New Jersey Poverty by Race

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Name Total In Poverty Poverty Rate
Hispanic173,42324,84414.33%
Other85,82914,52616.92%
Black115,45514,20912.31%
White216,2139,6284.45%
Multiple15,6231,5329.81%
Asian28,0181,4795.28%
Native1,6631046.25%
Islander781823.08%

9.50%

Overall Poverty Rate

8.57%

Male Poverty Rate

10.39%

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 23.08% below the poverty level.

The race least likely to be in poverty in Union County, New Jersey is White, with 4.45% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2.14%. Among those working part-time, it was 9.61%, and for those that did not work, the poverty rate was 17.43%.

Union County, New Jersey Poverty

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Name Poverty
Less Than 9th Grade17.10%
High School11.20%
Some College7.42%
Bachelors or Greater3.07%

Union County, New Jersey Poverty Rate by Education

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Name Poverty
Female Unemployed25.26%
Male Unemployed19.27%
Female Employed4.27%
Male Employed3.92%

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

Union County, New Jersey Income by Household Type

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Name Median Mean
Households$80,198$117,238
Families$94,933$135,424
Married Families$119,528$161,797
Non Families$43,102$63,119
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Income by Household Type

Union County, New Jersey Marital Status

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Marriage Rates

47.1%

Overall Marriage Rate

49.9%

Male Marriage Rate

44.5%

Female Marriage Rate

Union County, New Jersey Married by Age and Sex

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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

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Union County, New Jersey Marital Status

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14,080

Number of Veterans

13,181

Male Veterans

899

Female Veterans

War Veterans
Vietnam4,678
Second Gulf War1,880
Korea1,807
First Gulf War1,666
World War II1,063

Union County, New Jersey Veterans by War

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Age Group Veterans
75+5,057
65 to 743,575
35 to 542,467
55 to 642,134
18 to 34847

Union County, New Jersey Veterans by Age

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Name Veterans % of Total
White9,7994.11%
Black3,2663.54%
Hispanic1,7161.37%
Other Race5210.86%
2+ Races2262.69%
Asian1740.78%
Native American947.74%

Union County, New Jersey Veterans by Race

Union County, New Jersey Veterans by Education

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5.36%

Veteran Poverty Rate

26.61%

Veteran Disability Rate

Union County, New Jersey Veterans by Education

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68.2%

Labor Force Participation

64.3%

Employment Rate

5.7%

Unemployment Rate

Union County, New Jersey Employment by Age

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Union County, New Jersey Employment by Race

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Union County, New Jersey Employment by Education

Origin of Non-Citizens

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

Origin of Naturalized Citizens

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50.18%

Born in Union County, New Jersey

69.90%

Native Born

30.10%

Foreign Born

14.06%

Non Citizen

16.04%

Naturalized

Place of Birth

69.90% of Union County, New Jersey residents were born in the United States, with 50.18% having been born in New Jersey. 14.06% 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

  1. US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. Population of States and Counties of the United States: 1790 - 1990

Sources