Somerset County, New Jersey Population 2024

350,637

Somerset County, New Jersey's estimated 2024 population is 350,637 with a growth rate of 0.51% in the past year according to the most recent United States census data. Somerset County, New Jersey is the 13th largest county in New Jersey. The 2010 population was 324,120 and has seen a growth of 8.18% since that time.

Note: data after 2022 is projected based on recent change
Year
Population
Growth
Change
2029359,6121,7950.5%
2028357,8171,7950.5%
2027356,0221,7950.51%
2026354,2271,7950.51%
2025352,4321,7950.51%
2024350,6371,7950.51%
2023348,8421,7950.52%
2022347,0475490.16%
2021346,4981,7440.51%
2020344,75414,7564.47%
2019329,998-774-0.23%
2018330,7721220.04%
2017330,6506470.2%
2016330,0033210.1%
2015329,6823040.09%
2014329,3783260.1%
2013329,0521,5900.49%
2012327,4621,1850.36%
2011326,2772,1570.67%
2010324,12000%
1990240,27937,15018.29%
1980203,1294,7572.4%
1970198,37254,45937.84%
1960143,91344,86145.29%
195099,05224,66233.15%
194074,3909,25814.21%
193065,13217,14135.72%
192047,9919,17123.62%
191038,8205,87217.82%
190032,9484,63716.38%
189028,3111,1494.23%
188027,1623,65215.53%
187023,5101,4536.59%
186022,0572,36512.01%
185019,6922,23712.82%
184017,455-234-1.32%
183017,6891,1837.17%
182016,5061,78112.1%
181014,7251,91014.9%
180012,8155194.22%
179012,296-347,316-96.58%
2024 Growth Rate
0.51% (1,795)
County Website
Somerset County
2020 Population
344,754
Area
302 mi²
Density
1161 people/mi²
Growth Since 2020
1.71% (5,883)
Founded
May 14, 1688

Population by Race

Race
Population
Percentage (of total)
White198,97157.68%
Asian65,73019.05%
Black or African American33,1009.59%
Two or more races24,5217.11%
Other race21,4026.2%
Native American1,2300.36%
Native Hawaiian or Pacific Islander240.01%

White

Asian

Black or African American

Two or more races

Other race

Native American

Native Hawaiian or Pacific Islander

Somerset County, New Jersey Population by Race

Somerset County, New Jersey Population Pyramid 2024

Somerset County, New Jersey Median Age

42

Total

40.8

Male

43.1

Female

Somerset County, New Jersey Adults

There are 271,304 adults, (56,155 of whom are seniors) in Somerset County, New Jersey.

Somerset County, New Jersey Age Dependency

60.3

Age Dependency Ratio

26.1

Old Age Dependency Ratio

34.2

Child Dependency Ratio

Somerset County, New Jersey Sex Ratio

Female174,82550.68%
Male170,15349.32%

Somerset County, New Jersey Population by Age

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

Household Type
Count
Average Size
Owner
Renter
All127,5662.6775.324.7
Married74,5143.2785.314.7
Non Family36,5001.2162.237.8
Female12,1813.1458.741.3
Male4,3713.3861.538.5

3.21

Average Family Size

2.67

Average Household Size

75.3%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Somerset County, New Jersey Households and Families

Male

Female

Education Attained
Count
Percentage
9th to 12th Grade7,2522.99%
Associates Degree14,6856.05%
Bachelors Degree75,62631.17%
Graduate Degree63,30326.09%
High School Graduate43,42417.9%
Less Than 9th Grade7,2512.99%
Some College31,06612.81%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

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

Somerset County, New Jersey Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

Race
Total
High School
Bachelors
White137,087133,13880,126
Asian45,44542,96037,153
Hispanic32,56125,9029,273
Black23,00021,6809,528
2+ Races12,97311,5726,021
Other Race12,5179,1862,354
Native American624548193
Islander24166

The highest rate of high school graduation is among white people with a rate of 97.12%.

The highest rate of bachelors degrees is among asian people with a rate of 81.75%.

Somerset County, New Jersey Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$84,817$103,079$69,720
Graduate Degree$119,478$148,375$96,445
High School Graduate$45,313$55,586$33,984
Less Than 9th Grade$30,178$32,241$24,847
Overall$75,958$90,968$63,543
Some College$55,311$66,466$41,952

$75,958

Average Earnings

$90,968

Average Male

$63,543

Average Female

Somerset County, New Jersey Earnings by Educational Attainment

Somerset County, New Jersey Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Somerset County, New Jersey Language

66.28% of Somerset County, New Jersey residents speak only English, while 33.72% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 12.08% of the population.

Somerset County, New Jersey Language

Somerset County, New Jersey Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
White179,3796,9433.87%
Hispanic53,2035,0719.53%
Other21,2723,52416.57%
Asian65,6743,0194.6%
Black32,6722,1416.55%
Multiple24,3711,3615.58%
Native1,230987.97%
Islander241041.67%

5.29%

Overall Poverty Rate

4.43%

Male Poverty Rate

6.13%

Female Poverty Rate

Poverty in Somerset County, New Jersey

The race most likely to be in poverty in Somerset County, New Jersey is Islander, with 41.67% below the poverty level.

The race least likely to be in poverty in Somerset County, New Jersey is White, with 3.87% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.1%. Among those working part-time, it was 6.22%, and for those that did not work, the poverty rate was 11.04%.

Somerset County, New Jersey Poverty

rate

Rate
Poverty
Less Than 9th Grade12.01%
High School9.27%
Some College4.83%
Bachelors or Greater2.27%

Somerset County, New Jersey Poverty Rate by Education

rate

Rate
Poverty
Female Unemployed13.37%
Male Unemployed12.77%
Female Employed2.9%
Male Employed1.77%

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

Somerset County, New Jersey Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Name
Median
Mean
Families$161,223$210,038
Households$131,948$180,078
Married Families$184,036$232,125
Non Families$72,318$100,557

mean

median

Income by Household Type

Somerset County, New Jersey Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

56.1%

Overall Marriage Rate

58.5%

Male Marriage Rate

53.7%

Female Marriage Rate

Somerset County, New Jersey Married by Age and Sex

male

female

Somerset 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 35-44.

Somerset County, New Jersey Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Somerset County, New Jersey Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

10,043

Number of Veterans

9,364

Male Veterans

679

Female Veterans

War
Veterans
Vietnam3,442
Second Gulf War1,841
First Gulf War1,328
Korea962
World War II414

Somerset County, New Jersey Veterans by War

count

Age Group
Veterans
75+3,614
65 to 742,360
35 to 541,667
55 to 641,346
18 to 341,056

Somerset County, New Jersey Veterans by Age

count

Name
Veterans
% of Total
White8,1144.94%
Black1,1244.31%
Hispanic7461.95%
Asian3240.65%
2+ Races2971.9%
Other Race1841.24%

Somerset County, New Jersey Veterans by Race

Somerset County, New Jersey Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

5.57%

Veteran Poverty Rate

28.66%

Veteran Disability Rate

Somerset County, New Jersey Veterans by Education

LaborForceParticipation

69.3%

Labor Force Participation

65.8%

Employment Rate

5%

Unemployment Rate

Somerset County, New Jersey Employment by Age

LaborForceParticipation

Somerset County, New Jersey Employment by Race

LaborForceParticipation

Somerset 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

50.82%

Born in Somerset County, New Jersey

73.15%

Native Born

26.85%

Foreign Born

10.49%

Non Citizen

16.36%

Naturalized

Place of Birth

73.15% of Somerset County, New Jersey residents were born in the United States, with 50.82% having been born in New Jersey. 10.49% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Somerset County, New Jersey Place of Birth

Sources