Warren County's estimated 2026 population is 113,482 with a growth rate of 0.47% in the past year according to the most recent United States census data. Warren County is the 19th largest county in New Jersey. The 2010 population was 108,572 and has seen a growth of 4.52% since that time.
Data after 2023 is projected based on recent change
Overall: 44 years
Female: 45.5 years
Male: 42.7 years
There are 89,456 adults, (21,672 of whom are seniors) in Warren County.
Female: 55,584 (50.1%)
Male: 55,265 (49.9%)
The racial composition of Warren County includes 76.87% White, 6.02% Black or African American, 4.21% other race, 3.05% Asian, and smaller percentages for Native American, Native Hawaiian or Pacific Islander and multiracial populations.
Race | Population | Percentage (of total) |
|---|---|---|
| White | 85,215 | 76.87% |
| Two or more races | 10,586 | 9.55% |
| Black or African American | 6,677 | 6.02% |
| Other race | 4,667 | 4.21% |
| Asian | 3,381 | 3.05% |
| Native American | 299 | 0.27% |
| Native Hawaiian or Pacific Islander | 24 | 0.02% |
Warren County's average per capita income is $60,341. Household income levels show a median of $100,869. The poverty rate stands at 8.34%.
Name | Median | Mean |
|---|---|---|
| Married Families | $133,613 | - |
| Families | $120,640 | $141,026 |
| Households | $100,869 | $118,920 |
| Non Families | $56,212 | $72,797 |
Average Income
Median Household Income
Poverty Rate