Somerset County, New Jersey
Population, Census, April 1, 2020 345,361
People
Population
Population estimates, July 1, 2025, (V2025) 356,486
Population estimates, July 1, 2024, (V2024) 357,467
Population estimates base, April 1, 2020, (V2025) 345,349
Population estimates base, April 1, 2020, (V2024) 345,362
Population, percent change - April 1, 2020 (estimates base) to July 1, 2025, (V2025) 3.2%
Population, percent change - April 1, 2020 (estimates base) to July 1, 2024, (V2024) 3.5%
Population, Census, April 1, 2020 345,361
Population, Census, April 1, 2010 323,444
Age and Sex
Persons under 5 years, percent 4.8%
Persons under 18 years, percent 20.6%
Persons 65 years and over, percent 18.0%
Female persons, percent 50.7%
Race and Hispanic Origin
White alone, percent 64.1%
Black alone, percent(a) 11.2%
American Indian and Alaska Native alone, percent(a) 0.5%
Asian alone, percent(a) 21.7%
Native Hawaiian and Other Pacific Islander alone, percent(a) 0.1%
Two or More Races, percent 2.4%
Hispanic or Latino, percent(b) 18.6%
White alone, not Hispanic or Latino, percent 48.1%
Population Characteristics
Veterans, 2020-2024 8,875
Foreign-born persons, percent, 2020-2024 27.9%
Housing
Housing Units, July 1, 2025, (V2025) 135,838
Owner-occupied housing unit rate, 2020-2024 74.3%
Median value of owner-occupied housing units, 2020-2024 $552,100
Median selected monthly owner costs - with a mortgage, 2020-2024 $3,156
Median selected monthly owner costs - without a mortage, 2020-2024 $1,408
Median gross rent, 2020-2024 $2,033
Building Permits, 2025 763
Families & Living Arrangements
Households, 2020-2024 130,802
Persons per household, 2020-2024 2.64
Living in the same house 1 year ago, percent of persons age 1 year+ , 2020-2024 90.9%
Language other than English spoken at home, percent of persons age 5 years+, 2020-2024 34.7%
Computer and Internet Use
Households with a computer, percent, 2020-2024 97.7%
Households with a broadband Internet subscription, percent, 2020-2024 95.8%
Education
High school graduate or higher, percent of persons age 25 years+, 2020-2024 94.0%
Bachelor's degree or higher, percent of persons age 25 years+, 2020-2024 57.8%
Health
With a disability, under age 65 years, percent, 2020-2024 5.0%
Persons without health insurance, under age 65 years, percent 5.4%
Economy
In civilian labor force, total, percent of population age 16 years+, 2020-2024 69.9%
In civilian labor force, female, percent of population age 16 years+, 2020-2024 64.6%
Total accommodation and food services sales, 2022 ($1,000)(c) 1,089,757
Total health care and social assistance receipts/revenue, 2022 ($1,000)(c) 3,395,709
Total transportation and warehousing receipts/revenue, 2022 ($1,000)(c) 691,874
Total retail sales, 2022 ($1,000)(c) 8,299,114
Total retail sales per capita, 2022(c) $23,914
Transportation
Mean travel time to work (minutes), workers age 16 years+, 2020-2024 31.4
Income & Poverty
Median households income (in 2024 dollars), 2020-2024 $140,374
Per capita income in past 12 months (in 2024 dollars), 2020-2024 $72,193
Persons in poverty, percent 5.8%
Businesses
Businesses
Total employer establishments, 2023 9,831
Total employment, 2023 188,127
Total annual payroll, 2023 ($1,000) 18,142,145
Total employment, percent change, 2022-2023 2.9%
Total nonemployer establishments, 2023 33,139
All employer firms, Reference year 2023 7,840
Male-owned employer firms, Reference year 2023 4,399
Female-owned employer firms, Reference year 2023 1,813
Minority-owned employer firms, Reference year 2023 2,423
Nonminority-owned employer firms, Reference year 2023 4,478
Veteran-owned employer firms, Reference year 2023 138
Nonveteran-owned employer firms, Reference year 2023 6,778
Geography
Geography
Population per square mile, 2020 1,144.1
Population per square mile, 2010 1,071.7
Land area in square miles, 2020 301.87
Land area in square miles, 2010 301.81
FIPS Code 34035