Hainesburg is a CDP located in Warren County, New Jersey. Hainesburg has a 2025 population of 321 . Hainesburg is currently growing at a rate of 7% annually and its population has increased by 174.36% since the most recent census, which recorded a population of 117 in 2020.
The average household income in Hainesburg is $103,891 with a poverty rate of 0%. The median age in Hainesburg is 44.2 years: 44.4 years for males, and 43.8 years for females. For every 100 females there are 83.0 males.
Data after 2023 is projected based on recent change
The racial composition of Hainesburg includes 100% White, and smaller percentages for and multiracial populations.
White (100%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 258 | 100% |
Married
Widowed
Divorced
Separated
Never Married
Hainesburg's average per capita income is $48,906. Household income levels show a median of $98,167. The poverty rate stands at 0%.
Name | Median | Mean |
|---|---|---|
| Families | $103,750 | $117,476 |
| Married Families | $103,750 | - |
| Households | $98,167 | $103,891 |
| Non Families | - | $56,955 |
Average Income
Median Household Income
Poverty Rate