Somerset County, New Jersey

49 cities & places have their primary county here.

Population: 346,203
Median household income: $135,960
Median home value: $523,900

Home to 346,203 residents, Somerset County is one of New Jersey's counties. 49 cities and places have their primary county here. Its median household income of $135,960 runs above the New Jersey figure of $101,050.

From 2019 to 2023, Somerset County's population grew 5.0% from 329,838 to 346,203, while its median household income rose 19.7% from $113,611 to $135,960.

The median gross rent is $1,921. 57.4% of adults 25 and older hold a bachelor's degree or higher.

Demographics

ACS 2019–2023

Population: 346,203
Median age: 41.9 yrs
Median household income: $135,960
Median home value: $523,900
Median gross rent: $1,921
Housing units: 132,831
Homeownership rate: 74.5%
Bachelor's degree or higher: 57.4%
Unemployment rate: 4.8%

Trends

ACS 5-year · 2019–2023

Population

329,838346,203

Median household income

$113,611$135,960

Median home value

$430,700$523,900

Median gross rent

$1,594$1,921

Year	Population	Median household income	Median home value	Median gross rent
2019	329,838	$113,611	$430,700	$1,594
2020	330,151	$116,510	$436,700	$1,636
2021	343,950	$121,695	$444,700	$1,722
2022	344,978	$131,948	$489,500	$1,846
2023	346,203	$135,960	$523,900	$1,921

Each year is a US Census Bureau ACS 5-year estimate ending that year.

Age distribution

Under 55.0%

5 to 1716.5%

18 to 248.0%

25 to 3411.3%

35 to 4413.2%

45 to 5414.6%

55 to 6415.0%

65 to 749.5%

75 and over7.0%

	Count	Share
Under 5	17,145	5.0%
5 to 17	56,952	16.5%
18 to 24	27,690	8.0%
25 to 34	39,047	11.3%
35 to 44	45,584	13.2%
45 to 54	50,611	14.6%
55 to 64	51,839	15.0%
65 to 74	33,015	9.5%
75 and over	24,320	7.0%

Race & ethnicity

	Count	Share
White (non-Hispanic)	175,148	50.6%
Black or African American	32,114	9.3%
American Indian & Alaska Native	203	0.1%
Asian	66,017	19.1%
Native Hawaiian & Pacific Islander	33	0.0%
Some other race	2,825	0.8%
Two or more races	10,844	3.1%
Hispanic or Latino (any race)	59,019	17.0%

Educational attainment (age 25+)

No high school diploma6.2%

High school graduate18.0%

Some college or associate's18.5%

Bachelor's degree31.1%

Graduate or professional degree26.3%

	Count	Share
No high school diploma	15,033	6.2%
High school graduate	43,930	18.0%
Some college or associate's	45,278	18.5%
Bachelor's degree	75,953	31.1%
Graduate or professional degree	64,222	26.3%

Commute to work

Mean travel time to work: 31 min

Drove alone65.6%

Carpooled6.3%

Public transit3.7%

Walked1.3%

Bicycle0.2%

Worked from home20.5%

Other means2.4%

How workers get to work

	Count	Share
Drove alone	120,143	65.6%
Carpooled	11,597	6.3%
Public transit	6,717	3.7%
Walked	2,372	1.3%
Bicycle	278	0.2%
Worked from home	37,455	20.5%
Other means	4,448	2.4%

Travel time

	Count	Share
Under 15 min	28,389	19.5%
15 to 29 min	48,354	33.2%
30 to 44 min	34,905	24.0%
45 to 59 min	14,410	9.9%
60+ min	19,497	13.4%

Households

Average household size: 2.64
Poverty rate: 5.5% (18,851 of 343,350)

	Count	Share
Family households	91,920	71.0%
Nonfamily households	37,539	29.0%

Housing

Median year structure built: 1982

Occupancy

	Count	Share
Occupied	129,459	97.5%
Vacant	3,372	2.5%

Tenure (of occupied units)

	Count	Share
Owner-occupied	96,414	74.5%
Renter-occupied	33,045	25.5%

1-unit, detached58.8%

1-unit, attached14.4%

2 to 4 units9.2%

5 to 19 units9.9%

20 or more units7.5%

Mobile home & other0.3%

Units in structure

	Count	Share
1-unit, detached	78,040	58.8%
1-unit, attached	19,177	14.4%
2 to 4 units	12,201	9.2%
5 to 19 units	13,144	9.9%
20 or more units	9,934	7.5%
Mobile home & other	335	0.3%

Geography

County GEOID: 34035
State: New Jersey
Land area: 302 sq mi
Water area: 3.09 sq mi
Center point: 40.5655, -74.6199