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COUNTY · 2010 ACS

Somerset County

New Jersey · 323,444 residents · 302 sq mi
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The short version

Somerset County is home to 323,444 people in New Jersey. This is an unusually credentialed place: 50% of adults have a four-year degree. The typical home is worth $431,200, having more than doubled since 2000. Median household income runs $97,440, well clear of the $52,703 US median. That is roughly 40% ahead of the New Jersey median. 77% of homes are owner-occupied.

At a glance
Wealthier
above the US median
US median: $52,703
Older
median age 40.2
US median: 37.2
More educated
50% hold a bachelor's degree
US average: 28%
Less affordable
home values up 53%, inflation adjusted
US median home: $225,659
Section 01

Population & growth

Total population
323,444
+9%since 2000
from 297,490 in 2000
1990 – 2025
Median age
40.2
+8%since 2000
from 37.2 in 2000
US average: 37.2
Land area
302 sq mi
Population, 1990 – 2024
229K262K295K328K361K19902000201020202024Somerset County
2024350K
1990201020202024
Age distribution, 2010
Under 55.9%(19,237)
US avg: 6.5%
5 to 97%(22,488)
US avg: 6.6%
10 to 147.5%(24,163)
US avg: 6.7%
15 to 196.6%(21,406)
US avg: 7.1%
20 to 244.5%(14,592)
US avg: 7%
25 to 3411.3%(36,425)
US avg: 13.3%
35 to 4415.1%(48,863)
US avg: 13.3%
45 to 5417.8%(57,513)
US avg: 14.6%
55 to 6412%(38,755)
US avg: 11.8%
65 to 746.4%(20,721)
US avg: 7%
75 to 844.1%(13,110)
US avg: 4.2%
85 and over1.9%(6,171)
US avg: 1.8%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02

Income & economy

Median household income
$97,440
Unchangedinflation adjusted, since 2000
from $76,933 in 2000
US average: $52,703
1990 – 2024
Per capita income
$47,067
+24%since 2000
from $37,970 in 2000
US average: $27,286
Households earning $100K+
62.6%
+1.2 ptssince 2009
from 61.4% in 2009
US average: 33.3%
Poverty rate
3.6%
−0.2 ptssince 2000
from 3.8% in 2000
US average: 13.8%
Income inequality (Gini)
0.445
US average: 0.461
Workforce by industry, 2010
Retail trade13.7%
US avg: 10.9%
Other services11.6%
US avg: 7%
Public administration9.6%
US avg: 4.9%
Information9.4%
US avg: 11.5%
Wholesale trade5.4%
US avg: 7.2%
Arts, entertainment, food4.6%
US avg: 2.4%
Finance & insurance3.9%
US avg: 5.1%
Transportation & warehousing3.4%
US avg: 3.1%
Professional, scientific, technical3.3%
US avg: 4.2%
Education & health services0.6%
US avg: 0.9%
Agriculture, forestry, fishing0.3%
US avg: 1.9%
Construction0.2%
US avg: 1.4%
Manufacturing0%
US avg: 0.5%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 03

Housing

Median home value
$431,200
+53%inflation adjusted, since 2000
from $222,400 in 2000
US average: $225,659
1990 – 2024
Median gross rent
$1,295
+14%inflation adjusted, since 2000
from $898 in 2000
US average: $853
Owner-occupied
76.8%
−0.4 ptssince 2000
from 77.2% in 2000
23.2% rent
Vacancy rate
6.4%
+0.2 ptssince 2009
from 6.2% in 2009
US average: 12.1%
Persons per household
2.76 people
−1%since 2009
from 2.80 people in 2009
US average: 2.60
Owner cost-burdened
37.7%
+1.1 ptssince 2009
from 36.5% in 2009
US average: 30.9%
Renter cost-burdened
46.6%
+0.3 ptssince 2009
from 46.3% in 2009
US average: 46.8%
Afford Score
4.4
−2%since 2009
from 4.5 in 2009
2009 – 2024
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
Section 04

Race & ethnicity

2000
White, non-Hispanic74.1%(220,584)
Black7.3%(21,571)
Hispanic / Latino8.7%(25,811)
Asian8.4%(24,870)
Other0%
2010
White, non-Hispanic62.4%(201,849)
Black8.5%(27,480)
Hispanic / Latino13%(42,091)
Asian14.1%(45,473)
Other1.6%(5,320)

No data for the years selected.

Section 04 · Origins

Detailed origins & ancestry

Hispanic origin
South American3.8%(12,215)
Mexican2.3%(7,268)
Puerto Rican2.2%(7,052)
Central American1.8%(5,893)
Ecuadorian1.2%(3,903)
Colombian1.2%(3,899)
Dominican0.8%(2,632)
Peruvian0.8%(2,412)
Costa Rican0.7%(2,217)
Cuban0.5%(1,677)
Salvadoran0.5%(1,568)
Guatemalan0.5%(1,440)
+ 9 more hispanic origin groups with data
Paraguayan0.2%(793)
Spaniard0.2%(551)
Honduran0.1%(440)
Argentine0.1%(391)
Chilean0.1%(343)
Venezuelan0.1%(229)
Uruguayan0%(86)
Ancestry
Italian16.4%(52,364)
Irish13.4%(42,700)
German12.6%(40,369)
Polish7.8%(24,904)
English5.9%(18,908)
American4.9%(15,603)
Russian2.5%(7,908)
Hungarian1.8%(5,832)
Scottish1.5%(4,822)
Dutch1.5%(4,747)
French1.3%(4,251)
Ukrainian1.3%(4,100)
+ 51 more ancestry groups with data
West Indian1%(3,177)
Scotch-Irish0.9%(2,898)
Slovak0.9%(2,886)
Portuguese0.9%(2,732)
Arab0.8%(2,621)
Swedish0.7%(2,367)
Norwegian0.7%(2,295)
Greek0.7%(2,076)
Austrian0.5%(1,737)
Jamaican0.5%(1,657)
Welsh0.5%(1,608)
Czech0.5%(1,589)
Lithuanian0.5%(1,560)
British0.5%(1,454)
Danish0.4%(1,241)
French Canadian0.4%(1,198)
Romanian0.3%(979)
Egyptian0.3%(869)
Swiss0.2%(765)
Lebanese0.2%(700)
Nigerian0.2%(664)
Armenian0.2%(639)
Brazilian0.2%(535)
Iranian0.2%(489)
Canadian0.1%(448)
Guyanese0.1%(373)
Ghanaian0.1%(367)
Haitian0.1%(364)
Turkish0.1%(353)
Belgian0.1%(336)
Croatian0.1%(331)
Moroccan0.1%(327)
Syrian0.1%(192)
Barbadian0.1%(165)
Finnish0.1%(164)
Palestinian0.1%(163)
Australian0%(140)
Israeli0%(129)
Slovene0%(115)
Kenyan0%(101)
Latvian0%(71)
Jordanian0%(56)
Serbian0%(32)
Iraqi0%(14)
Bulgarian0%(14)
Somali0%(14)
Section 05

Education

Bachelor's degree or higher
49.8%
+3.3 ptssince 2000
from 46.5% in 2000
US average: 27.9%
High school or higher
92.7%
+3.1 ptssince 2000
from 89.6% in 2000
US average: 84.9%
Graduate degree
21.8%
+2.7 ptssince 2000
from 19.1% in 2000
US average: 10.2%
Section 06

Commute & transportation

Average commute
31.2 min
+46%since 2000
from 21.4 min in 2000
US average: 25.2
Drive alone to work
78.1%
−0.1 ptssince 2009
from 78.2% in 2009
US average: 76.2%
Carpooled to work
9.3%
−0.2 ptssince 2009
from 9.5% in 2009
US average: 10.4%
Public transit
5.4%
Unchangedsince 2009
from 5.4% in 2009
US average: 4.7%
Worked from home
4.1%
+0.1 ptssince 2009
from 4.1% in 2009
US average: 4.1%
Walked to work
1.7%
Unchangedsince 2009
from 1.7% in 2009
US average: 2.8%
Biked to work
0.4%
+0.1 ptssince 2009
from 0.3% in 2009
US average: 0.5%
No vehicle available
5.2%
+0.1 ptssince 2009
from 5.1% in 2009
US average: 8.7%
Section 07

Work & employment

Self-employed
11.1%
+0.7 ptssince 2009
from 10.5% in 2009
US average: 12.9%
Management & professional
51.4%
+1.0 ptssince 2009
from 50.4% in 2009
US average: 35.2%
Section 08

People & community

Male
48.7%
−0.6 ptssince 2009
from 49.3% in 2009
Female
51.3%
+0.6 ptssince 2009
from 50.7% in 2009
Foreign born
22.0%
+0.3 ptssince 2009
from 21.7% in 2009
US average: 12.8%
Veterans
6.4%
−0.1 ptssince 2009
from 6.5% in 2009
US average: 9.9%
Marital status (2024)
Men 15+
Never married32.9%(46,752)
Married59%(83,844)
Widowed2%(2,867)
Divorced6%(8,562)
Women 15+
Never married28.6%(42,516)
Married54.5%(80,970)
Widowed7.7%(11,460)
Divorced9.2%(13,655)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Section 09

Health coverage

Showing 2024 (the nearest year with coverage data).

Uninsured
5.4%
−3.6 ptssince 2013
from 9.0% in 2013
US average: 8.4%
Employer-based
70.9%
−1.2 ptssince 2020
from 72.1% in 2020
US average: 54.8%
Direct-purchase
14.0%
Unchangedsince 2020
from 14.0% in 2020
US average: 13.8%
Medicare
16.4%
+0.4 ptssince 2020
from 16.0% in 2020
US average: 18.4%
Medicaid
9.6%
+1.0 ptssince 2020
from 8.6% in 2020
US average: 20.9%
VA health care
0.9%
−0.1 ptssince 2020
from 1.0% in 2020
US average: 2.2%
Any private
81.6%
−1.2 ptssince 2020
from 82.8% in 2020
US average: 67.1%
Any public
24.4%
+1.4 ptssince 2020
from 23.0% in 2020
US average: 36.7%

Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.

Section 09 · Service history

Veterans

Veterans by period of service, 2024
Gulf War (2001 or later)22.4%(1,990)
US avg: 26.4%
Gulf War (1990s)15.5%(1,375)
US avg: 24.3%
Vietnam era34.3%(3,044)
US avg: 33.1%
Korean War7.8%(693)
US avg: 4.5%
World War II2.8%(249)
US avg: 1%

Share of the 8,875 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.

BAR + DOT: THIS PLACE · TICK: US AVERAGE
Drill deeper

Places similar to Somerset County

Howard County
Pop 339,183
Douglas County
Pop 399,396
Forsyth County
Pop 282,805
Hamilton County
Pop 387,036
Places similar to Somerset County
Head to head

Compare Somerset County to nearby counties

SOMERSET COUNTY VS
Middlesex County
Income$111,549+14%
Home value$462,900+7%
Population883,335+148%
SEE FULL COMPARISON →
SOMERSET COUNTY VS
Hunterdon County
Income$141,715+45%
Home value$517,200+20%
Population131,781−63%
SEE FULL COMPARISON →
SOMERSET COUNTY VS
Union County
Income$103,202+6%
Home value$529,200+23%
Population601,863+69%
SEE FULL COMPARISON →
SOMERSET COUNTY VS
Mercer County
Income$100,645+3%
Home value$377,700−12%
Population399,289+12%
SEE FULL COMPARISON →
Frequently asked

How many people live in Somerset County, New Jersey?

Somerset County, New Jersey has about 323,444 residents according to the 2010 American Community Survey.

What is the median household income in Somerset County, New Jersey?

The typical household in Somerset County, New Jersey earns about $97,440 a year. Half of households make more than that, and half make less.

Is Somerset County, New Jersey expensive?

In Somerset County, New Jersey, the median home is worth about $431,200, and the typical rent is about $1,295 a month.

How educated are people in Somerset County, New Jersey?

About 49.8% of adults age 25 and over in Somerset County, New Jersey hold a bachelor's degree or higher.

What is the poverty rate in Somerset County, New Jersey?

About 3.6% of people in Somerset County, New Jersey live below the federal poverty line.

Has Somerset County, New Jersey grown since 1990?

Yes, Somerset County, New Jersey has grown since 1990. The population has added about 83,165 residents, a change of about 35 percent over that period.

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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

How we source and harmonize this data →