Somerset County, NJ — Demographics & Population
Population, age distribution, race & ethnicity, and education data
Population Overview
Source: Census Bureau ACS (2023)Total Population
346,203
Male
170,560
49.3%
Female
175,643
50.7%
Median Age
41.9 yrs
Avg Household Size
2.6
Foreign Born
27.5%
Race & Ethnicity
Source: Census Bureau ACS (2023)Age Distribution
Source: Census Bureau ACS (2023)Education
Source: Census Bureau ACS (2023)Bachelor's or Higher40.5%
High School or Higher53.2%
Other Demographics
Source: Census Bureau ACS (2023)Veterans
2.7%
Disability
0.0%
Non-English Home
4.3%
Married
47.0%
Somerset County, NJ has a population of 346,203 according to 2023 Census Bureau estimates. The median age is 41.9 years. The largest racial or ethnic group is White at 54.1% of the population. 40.5% of residents hold a bachelor's degree or higher. 27.5% of residents are foreign-born.