Blairstown is a CDP located in Warren County, New Jersey. Blairstown has a 2025 population of 205 . Blairstown is currently declining at a rate of -9.29% annually and its population has decreased by -23.51% since the most recent census, which recorded a population of 268 in 2020.
The average household income in Blairstown is $102,848 with a poverty rate of 25.97%. The median age in Blairstown is 51.2 years: 51.9 years for males, and 43.6 years for females. For every 100 females there are 113.2 males.
Data after 2023 is projected based on recent change
The racial composition of Blairstown includes 82.56% White, 12.4% Black or African American, 5.04% other race, and smaller percentages for and multiracial populations.
White (82.56%)
Black or African American (12.4%)
Other race (5.04%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 213 | 82.56% |
| Black or African American | 32 | 12.4% |
| Other race | 13 | 5.04% |
Married
Widowed
Divorced
Separated
Never Married
Blairstown's average per capita income is $0. Household income levels show a median of $127,891. The poverty rate stands at 25.97%.
Name | Median | Mean |
|---|---|---|
| Households | $127,891 | $102,848 |
| Families | - | - |
| Married Families | - | - |
| Non Families | - | $102,225 |
Average Income
Median Household Income
Poverty Rate