Gloucester County, New Jersey
Located in New Jersey, Gloucester County has a population of 306,954 residents and a median age of 40.1 years, making it the #235 most populous county out of 3,222 nationwide. In terms of economic indicators, the county has a poverty rate of 7.7%. The median home value is $310,400, and the median household income is $105,115, which is 40% above the national median.
Demographics
Gloucester County has a population of 306,954, making it the #235 most populous county in the US. The median age is 40.1 years, which is 3.1% above the national median.
Population Trend
Rankings →Year-over-Year Population Growth
Age & Sex Distribution
Race & Ethnicity
Nativity
Geographic Mobility (Past Year)
Economy
The median household income in Gloucester County is $105,115, ranking #123 out of 3,222 counties — 39.9% above the national median. The poverty rate is 7.7% and unemployment stands at 5.3%.
Median Household Income Trend
Rankings →Income Distribution
Industry of Employment
Occupation
Housing
The median home value in Gloucester County is $310,400 (+10.1% vs national). Renters pay a median of $1,531/mo and the homeownership rate is 80.1%.
Median Home Value Trend
Rankings →Household Type
Education
In Gloucester County, 36.8% of adults age 25+ hold a bachelor's degree or higher, which is 9.3% above the national average, ranking #385 out of 3,222 counties.
Bachelor's Degree or Higher Trend
Rankings →Health & Wellbeing
Life expectancy in Gloucester County is 77.1 years. 14.5% of adults report poor or fair health and 5.0% lack health insurance. Data from County Health Rankings (2025).
Life Expectancy Trend
Substance Use
12.4% of adults in Gloucester County smoke , 36.3% are obese , and 19.5% report excessive drinking. The drug overdose death rate is 43.8 per 100,000.
Adult Smoking Trend
Safety
The homicide rate in Gloucester County is 2.6 per 100,000 and the suicide rate is 8.4 per 100,000. Motor vehicle deaths occur at a rate of 11.4 per 100,000.
Homicide Rate Trend
Families & Children
9.8% of children in Gloucester County live in poverty and the infant mortality rate is 4.8 per 1,000 live births. The teen birth rate is 6.2 per 1,000 females age 15–19.
Infant Mortality Trend
Civic & Transportation
Voter turnout in Gloucester County is 77.5%. The mean commute time is 31.1 min, which is 12.5% above the national average.
Voter Turnout Trend
Mean Commute Time Trend
Rankings →Elections
In the 2024 presidential election, Gloucester County voted Republican with a margin of 2.8%. The vote was 47.8% Dem / 50.6% Rep. Compared to 2020, the margin shifted 4.8 toward Republicans .
Vote Share Over Time
About Gloucester County, New Jersey
Gloucester County, New Jersey has a total population of 306,954, making it the 235th most populous county in the United States. The median age in Gloucester County is 40.1 years, which is 3.1% above the national median of 38.9 years.
The median household income in Gloucester County is $105,115, which ranks #123 of 3,222 counties nationwide. This is 39.9% above the national median of $75,149. The poverty rate is 7.7%, lower than the national rate of 12.6%. The unemployment rate stands at 5.3%.
The median home value in Gloucester County is $310,400, 10.1% above the national median. Renters in Gloucester County pay a median gross rent of $1,531 per month. The homeownership rate is 80.1%, compared to the national rate of 64.4%.
In Gloucester County, 36.8% of residents aged 25 and older hold a bachelor's degree or higher, 9.3% above the national average of 33.7%. Health insurance coverage stands at 96.0% of the population. The average commute time for workers is 31.1 min.
Gloucester County is a diverse community. The largest racial or ethnic group is White (non-Hispanic) at 74.3% of the population, followed by Black (non-Hispanic) (10.2%) and Hispanic or Latino (8.3%).
All data for Gloucester County, New Jersey comes from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates. These figures are estimates based on survey sampling and are subject to margin of error. For the most detailed and up-to-date data, visit the Census Bureau's official data portal.