South Brunswick township is located in Middlesex County, New Jersey. South Brunswick township has a 2026 population of 47,896. South Brunswick township is currently growing at a rate of 1.35% annually and its population has increased by 2.12% since the most recent census, which recorded a population of 46,901 in 2020.
The median household income in South Brunswick township is $145,575 with a poverty rate of 3.98%. The median age in South Brunswick township is 42.1 years: 42.5 years for males, and 41.8 years for females. For every 100 females there are 97.7 males.
Data after 2023 is projected based on recent change
The racial composition of South Brunswick township includes 48.31% Asian, 35.46% White, 5.77% Black or African American, 4.16% other race, and smaller percentages for Native American, Native Hawaiian or Pacific Islander and multiracial populations.
Asian (48.31%)
White (35.46%)
Two or more races (6.09%)
Black or African American (5.77%)
Other race (4.16%)
Native American (0.11%)
Native Hawaiian or Pacific Islander (0.1%)
Race | Population | Percentage (of total) |
|---|---|---|
| Asian | 22,555 | 48.31% |
| White | 16,554 | 35.46% |
| Two or more races | 2,844 | 6.09% |
| Black or African American | 2,693 | 5.77% |
| Other race | 1,944 | 4.16% |
| Native American | 50 | 0.11% |
| Native Hawaiian or Pacific Islander | 46 | 0.1% |
Married
Widowed
Divorced
Separated
Never Married
South Brunswick township's average per capita income is $88,468. Household income levels show a median of $145,575. The poverty rate stands at 3.98%.
Name | Median | Mean |
|---|---|---|
| Married Families | $192,222 | - |
| Families | $178,427 | $210,686 |
| Households | $145,575 | $184,286 |
| Non Families | $62,124 | $93,751 |
Average Income
Median Household Income
Poverty Rate