Somerville, New Jersey Population 2021

11,867
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Somerville is a city located in Somerset County New Jersey. With a 2020 population of 11,867, it is the 81st largest city in New Jersey and the 2747th largest city in the United States . Somerville is currently declining at a rate of -0.82% annually and its population has decreased by -1.91% since the most recent census, which recorded a population of 12,098 in 2010. Somerville reached it's highest population of 13,652 in 1970. Spanning over 2 miles, Somerville has a population density of 5,076 people per square mile.

The average household income in Somerville is $94,637 with a poverty rate of 6.72%. The median rental costs in recent years comes to $1,388 per month, and the median house value is $322,000. The median age in Somerville is 35 years, 34.4 years for males, and 35.2 years for females.

Somerville Demographics

According to the most recent ACS, the racial composition of Somerville was:

  • White: 70.03%
  • Asian: 12.40%
  • Black or African American: 10.77%
  • Other race: 4.06%
  • Two or more races: 2.47%
  • Native American: 0.26%
  • Native Hawaiian or Pacific Islander: 0.00%
The current population of Somerville, New Jersey is 11,867 based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 12,161.The last official US Census in 2010 recorded the population at 12,098.

Somerville, New Jersey Population 2021

Population by Race

Race Population Percentage
White8,46370.03%
Asian1,49912.40%
Black or African American1,30210.77%
Some Other Race4914.06%
Two or More Races2982.47%
American Indian and Alaska Native320.26%
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Somerville Population by Race

Somerville Population Pyramid $2021

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Somerville Median Age

35


Total

34.4


Male

35.2


Female

Somerville Adults

There are 9,552 adults, (1,543 of whom are seniors) in Somerville.

Somerville Age Dependency

50.9

Age Dependency Ratio

19.3

Old Age Dependency Ratio

31.6

Child Dependency Ratio

Somerville Sex Ratio

Female

5,959

49.31%

Male

6,126

50.69%

Somerville Population by Age

Somerville Renter vs Owner Occupied by Household Type

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Somerville Household Types

Type Owner Renter
Married62.2%37.8%
Male54.5%45.5%
All46.6%53.4%
Female42.2%57.8%
Non Family29.8%70.2%

46.6%

Rate of Home Ownership

Somerville Households and Families

Type Count Average Size Owned
All4,4872.646.6
Married2,0743.6262.2
Non Family1,8741.329.8
Female405342.2
Male1343.7254.5

3.47

Average Family Size

2.6

Average Household Size

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Somerville Households by Type

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Education Attained Count Percentage
Less Than 9th Grade4675.61%
9th to 12th Grade4765.72%
High School Graduate1,88622.67%
Some College1,54218.54%
Associates Degree3564.28%
Bachelors Degree2,22826.79%
Graduate Degree1,36316.39%
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Somerville Educational Attainment by Sex (over 25)

Somerville Educational Attainment by Race

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Race Total High School Bachelors
White4,7074,4852,413
Hispanic1,5821,034221
Asian1,042974794
Black886771143
Other Race2771339
2+ Races14113233
Native American15

The highest rate of high school graduation is among white people with a rate of 95.28%.

The highest rate of bachelors degrees is among asian people with a rate of 76.20%.

Somerville Educational Attainment by Race

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Name Average Male Female
Overall$48,360$50,248$41,790
Less Than 9th Grade$35,440$44,625$21,500
High School Graduate$35,675$38,295$27,390
Some College$38,467$44,917$28,420
Bachelors Degree$63,712$69,643$56,023
Graduate Degree$75,903$80,679$67,161

$48,360

Average Earnings

$50,248

Average Male

$41,790

Average Female

Somerville Earnings by Educational Attainment

Somerville Language by Age

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Somerville Language

70.86% of Somerville residents speak only English, while 29.14% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 16.22% of the population.

Somerville Language

Somerville Poverty by Race

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Name Total In Poverty Poverty Rate
Black1,22232826.84%
White6,1942463.97%
Hispanic2,6741866.96%
Asian1,491503.35%
Multiple2883010.42%
Other482102.07%

6.72%

Overall Poverty Rate

6.10%

Male Poverty Rate

7.34%

Female Poverty Rate

Poverty in Somerville

The race most likely to be in poverty in Somerville is Black, with 26.84% below the poverty level.

The race least likely to be in poverty in Somerville is Other, with 2.07% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 3.27%. Among those working part-time, it was 9.34%, and for those that did not work, the poverty rate was 10.31%.

Somerville Poverty

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Name Poverty
Some College9.78%
High School8.87%
Bachelors or Greater3.11%
Less Than 9th Grade2.95%

Somerville Poverty Rate by Education

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Rate Poverty
Male Unemployed23.53%
Female Unemployed19.44%
Female Employed6.30%
Male Employed2.73%

Somerville Poverty Rate by Employment Status and Sex

Somerville Income by Household Type

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Name Median Mean
Households$77,104$94,637
Families$96,419$115,157
Married Families$103,071-
Non Families$52,121$63,813
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Income by Household Type

Somerville Marital Status

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Marriage Rates

45.6%

Overall Marriage Rate

45.8%

Male Marriage Rate

45.4%

Female Marriage Rate

Somerville Married by Age and Sex

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Somerville 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 35-44.

Somerville Marital Status by Race

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Somerville Marital Status

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376

Number of Veterans

354

Male Veterans

22

Female Veterans

War Veterans
Vietnam173
First Gulf War73
Korea46
Second Gulf War19
World War II

Somerville Veterans by War

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Age Group Veterans
65 to 74160
75+83
35 to 5470
55 to 6451
18 to 3412

Somerville Veterans by Age

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Name Veterans % of Total
White3334.85%
Hispanic422.28%
Black222.08%
Asian121.08%
Other Race92.84%

Somerville Veterans by Race

Somerville Veterans by Education

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0.00%

Veteran Poverty Rate

29.81%

Veteran Disability Rate

Somerville Veterans by Education

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69.2%

Labor Force Participation

65.6%

Employment Rate

5.2%

Unemployment Rate

Somerville Employment by Age

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Somerville Employment by Race

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Somerville 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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58.25%

Born in Somerville

75.06%

Native Born

24.94%

Foreign Born

15.04%

Non Citizen

9.90%

Naturalized

Place of Birth

75.06% of Somerville residents were born in the United States, with 58.25% having been born in New Jersey. 15.04% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Somerville Place of Birth

Year Population Growth Annual Growth Rate
202111,867-98-0.82%
202011,965-98-0.81%
201912,063-98-0.81%
201812,161-49-0.40%
201712,2102131.78%
201611,997-33-0.27%
201512,030-54-0.45%
201412,084-34-0.28%
201312,118-22-0.18%
201212,140-1-0.01%
201112,141340.28%
201012,107-316-0.26%
200012,4237910.66%
199011,632-341-0.29%
198011,973-1,679-1.30%
197013,6521,1940.92%
196012,4588870.74%
195011,5712,8512.87%
19408,7204650.55%
19308,2551,5372.08%
19206,7181,6582.87%
19105,0602170.44%
19004,8439822.29%
18903,8617562.20%
18803,1050.00%

Somerville Population by Year