Cumberland County, New Jersey
Located in New Jersey, Cumberland County has a population of 153,305 residents and a median age of 37.7 years, making it the #452 most populous county out of 3,222 nationwide. In terms of economic indicators, the county has a poverty rate of 15.6%. The median home value is $221,400, and the median household income is $67,436, which is 10% below the national median.
Demographics
Cumberland County has a population of 153,305, making it the #452 most populous county in the US. The median age is 37.7 years, which is 3.1% below 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 Cumberland County is $67,436, ranking #1,391 out of 3,222 counties — 10.3% below the national median. The poverty rate is 15.6% and unemployment stands at 6.8%.
Median Household Income Trend
Rankings →Income Distribution
Industry of Employment
Occupation
Housing
The median home value in Cumberland County is $221,400 (-21.5% vs national). Renters pay a median of $1,282/mo and the homeownership rate is 66.5%.
Median Home Value Trend
Rankings →Household Type
Education
In Cumberland County, 18.9% of adults age 25+ hold a bachelor's degree or higher, which is 43.8% below the national average, ranking #2,199 out of 3,222 counties.
Bachelor's Degree or Higher Trend
Rankings →Health & Wellbeing
Life expectancy in Cumberland County is 73.7 years. 22.2% of adults report poor or fair health and 10.3% lack health insurance. Data from County Health Rankings (2025).
Life Expectancy Trend
Substance Use
16.9% of adults in Cumberland County smoke , 36.8% are obese , and 17.6% report excessive drinking. The drug overdose death rate is 51.8 per 100,000.
Adult Smoking Trend
Safety
The homicide rate in Cumberland County is 7.7 per 100,000 and the suicide rate is 9.7 per 100,000. Motor vehicle deaths occur at a rate of 19.0 per 100,000.
Homicide Rate Trend
Families & Children
21.9% of children in Cumberland County live in poverty and the infant mortality rate is 6.7 per 1,000 live births. The teen birth rate is 27.1 per 1,000 females age 15–19.
Infant Mortality Trend
Civic & Transportation
Voter turnout in Cumberland County is 59.2%. The mean commute time is 28.1 min, which is 1.7% above the national average.
Voter Turnout Trend
Mean Commute Time Trend
Rankings →Elections
In the 2024 presidential election, Cumberland County voted Republican with a margin of 3.7%. The vote was 47.6% Dem / 51.3% Rep. Compared to 2020, the margin shifted 9.7 toward Republicans .
Vote Share Over Time
About Cumberland County, New Jersey
Cumberland County, New Jersey has a total population of 153,305, making it the 452nd most populous county in the United States. The median age in Cumberland County is 37.7 years, which is 3.1% below the national median of 38.9 years.
The median household income in Cumberland County is $67,436, which ranks #1,391 of 3,222 counties nationwide. This is 10.3% below the national median of $75,149. The poverty rate is 15.6%, higher than the national rate of 12.6%. The unemployment rate stands at 6.8%.
The median home value in Cumberland County is $221,400, 21.5% below the national median. Renters in Cumberland County pay a median gross rent of $1,282 per month. The homeownership rate is 66.5%, compared to the national rate of 64.4%.
In Cumberland County, 18.9% of residents aged 25 and older hold a bachelor's degree or higher, 43.8% below the national average of 33.7%. Health insurance coverage stands at 89.5% of the population. The average commute time for workers is 28.1 min.
Cumberland County is a diverse community. The largest racial or ethnic group is White (non-Hispanic) at 40.9% of the population, followed by Hispanic or Latino (35.7%) and Black (non-Hispanic) (16.4%).
All data for Cumberland 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.