Cumberland County's 2026 population is estimated at 160,358, reflecting a 1.48% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Cumberland County is the 16th largest county in New Jersey. The 2010 population was 156,667 and has grown 2.36% since 2010.
Data after 2023 is projected based on recent change
Overall: 37.7 years
Female: 38.6 years
Male: 36.8 years
There are 115,902 adults, (24,216 of whom are seniors) in Cumberland County.
Female: 75,182 (49%)
Male: 78,123 (51%)
The racial composition of Cumberland County includes 46.86% White, 17.24% Black or African American, 14.02% other race, and smaller percentages for Native American, Asian, Native Hawaiian or Pacific Islander and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 71,835 | 46.86% |
| Two or more races | 28,443 | 18.55% |
| Black or African American | 26,429 | 17.24% |
| Other race | 21,499 | 14.02% |
| Native American | 2,784 | 1.82% |
| Asian | 2,290 | 1.49% |
| Native Hawaiian or Pacific Islander | 25 | 0.02% |
Cumberland County 's average per capita income is $42,794. Household income levels show a median of $67,436. The poverty rate stands at 15.58%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $99,330 | $122,880 |
| Families | $80,948 | $103,681 |
| Households | $67,436 | $92,848 |
| Non Families | $38,199 | $61,834 |
Average Income
Median Household Income
Poverty Rate