Washington is located in Warren County, New Jersey. Washington has a 2025 population of 7,066. Washington is currently growing at a rate of 2.01% annually and its population has increased by 8.88% since the most recent census, which recorded a population of 6,490 in 2020.
The average household income in Washington is $149,082 with a poverty rate of 5.25%. The median age in Washington is 45.9 years: 43.8 years for males, and 49.3 years for females.
Data after 2023 is projected based on recent change
The racial composition of Washington includes 77.54% White, 6.79% Black or African American, 6.64% Asian, and smaller percentages for other race and multiracial populations.
White (77.5%)
Two or more races (8.1%)
Black or African American (6.8%)
Asian (6.6%)
Other race (1.0%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 5,115 | 77.54% |
| Two or more races | 531 | 8.05% |
| Black or African American | 448 | 6.79% |
| Asian | 438 | 6.64% |
| Other race | 65 | 0.99% |
Married
Widowed
Divorced
Separated
Never Married
Washington's average per capita income is $70,632. Household income levels show a median of $131,250. The poverty rate stands at 5.25%.
Name | Median | Mean |
|---|---|---|
| Married Families | $146,250 | - |
| Families | $146,117 | $172,916 |
| Households | $131,250 | $149,082 |
| Non Families | $74,417 | $76,556 |
Average Income
Median Household Income
Poverty Rate