Gloucester County vs Somerset County

A side-by-side comparison of Gloucester County and Somerset County: population, income, housing, and more.

Gloucester County and Somerset County are counties in New Jersey. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

Somerset County has the higher population (346,203 vs 304,504 in Gloucester County). Somerset County has the higher median household income ($135,960 vs $102,807 in Gloucester County). Somerset County has the higher median home value ($523,900 vs $283,500 in Gloucester County).

Population, income & housing

	Gloucester County	Somerset County
Population	304,504	346,203
Median age	40.1 yrs	41.9 yrs
Median household income	$102,807	$135,960
Median home value	$283,500	$523,900
Median gross rent	$1,480	$1,921
Housing units	117,530	132,831
Homeownership rate	79.4%	74.5%
Bachelor's degree or higher	35.8%	57.4%
Unemployment rate	5.2%	4.8%

Trends (ACS 5-year, 2019–2023)

	Gloucester County	Somerset County
Population	291,165 → 304,504 (+4.6%)	329,838 → 346,203 (+5.0%)
Median household income	$87,283 → $102,807 (+17.8%)	$113,611 → $135,960 (+19.7%)
Median home value	$219,700 → $283,500 (+29.0%)	$430,700 → $523,900 (+21.6%)
Median gross rent	$1,225 → $1,480 (+20.8%)	$1,594 → $1,921 (+20.5%)

Gloucester County

Population

291,165304,504

Median household income

$87,283$102,807

Median home value

$219,700$283,500

Median gross rent

$1,225$1,480

Somerset County

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

Age & race/ethnicity

Age distribution (share)

	Gloucester County	Somerset County
Under 5	5.0%	5.0%
5 to 17	16.4%	16.5%
18 to 24	9.8%	8.0%
25 to 34	12.3%	11.3%
35 to 44	12.8%	13.2%
45 to 54	13.2%	14.6%
55 to 64	14.1%	15.0%
65 to 74	10.1%	9.5%
75 and over	6.4%	7.0%

Race & ethnicity (share)

	Gloucester County	Somerset County
White (non-Hispanic)	75.2%	50.6%
Black or African American	10.1%	9.3%
American Indian & Alaska Native	0.0%	0.1%
Asian	3.0%	19.1%
Native Hawaiian & Pacific Islander	0.0%	0.0%
Some other race	0.4%	0.8%
Two or more races	3.3%	3.1%
Hispanic or Latino	7.8%	17.0%

Educational attainment (age 25+)

Share of adults 25+

	Gloucester County	Somerset County
No high school diploma	6.0%	6.2%
High school graduate	31.1%	18.0%
Some college or associate's	27.1%	18.5%
Bachelor's degree	23.6%	31.1%
Graduate or professional degree	12.2%	26.3%

Commute to work

How workers get to work (share)

	Gloucester County	Somerset County
Drove alone	76.1%	65.6%
Carpooled	6.5%	6.3%
Public transit	1.7%	3.7%
Walked	1.3%	1.3%
Bicycle	0.2%	0.2%
Worked from home	13.1%	20.5%
Other means	1.1%	2.4%

Housing

Units in structure (share)

	Gloucester County	Somerset County
1-unit, detached	73.5%	58.8%
1-unit, attached	7.7%	14.4%
2 to 4 units	5.5%	9.2%
5 to 19 units	6.2%	9.9%
20 or more units	4.8%	7.5%
Mobile home & other	2.3%	0.3%

Poverty & households

	Gloucester County	Somerset County
Poverty rate	7.6%	5.5%
Average household size	2.67	2.64
Mean commute (minutes)	29	31
Median year structure built	1979	1982