South Brunswick township Flag

South Brunswick township

County Seat:
No
Area (mi²):
40.614
State:
New Jersey

South Brunswick township is located in Middlesex County, New Jersey. South Brunswick township has a 2026 population of 49,176. South Brunswick township is currently growing at a rate of 1.32% annually and its population has increased by 4.85% since the most recent census, which recorded a population of 46,901 in 2020.

The median household income in South Brunswick township is $150,933 with a poverty rate of 4.46%. The median age in South Brunswick township is 41.8 years: 42.4 years for males, and 41.2 years for females. For every 100 females there are 95.9 males.

49.2K
Total Population
1,211
Density (mi²)
640 1.32%
Growth

South Brunswick township Population

South Brunswick township Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
202649,1766401.32%
202548,5366401.34%
202447,8966401.35%
202347,2564330.92%
202246,823420.09%
202146,781-120-0.26%
202046,901-139-0.3%
201945,664-65-0.14%
201845,729550.12%
201745,6746151.36%
201645,0592350.52%
201544,8241530.34%
201444,6712870.65%
201344,3841770.4%
201244,2073040.69%
201143,9034861.12%
201043,5531340.31%

Median Age

Overall: 41.8 years
Female: 41.2 years
Male: 42.4 years

South Brunswick township Adults

There are 36,191 adults, (6,834 of whom are seniors) in South Brunswick township.

Sex Ratio

Female: 24,058 (51%)
Male: 23,079 (49%)

Demographics

The racial composition of South Brunswick township includes 50.46% Asian, 33.71% White, 5.17% Black or African American, 3.71% other race, and smaller percentages for Native American, Native Hawaiian or Pacific Islander and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
Asian23,78350.46%
White15,89133.71%
Two or more races3,1796.74%
Black or African American2,4395.17%
Other race1,7503.71%
Native American610.13%
Native Hawaiian or Pacific Islander340.07%
Race
Population ↓
Percentage (of total)
Two or more races1,6983.6%
Other race1,3082.77%
White3090.66%
Black or African American1060.22%
Native American610.13%
Race
Population ↓
Percentage (of total)
Asian23,78350.46%
White15,58233.06%
Black or African American2,3334.95%
Two or more races1,4813.14%
Other race4420.94%
Native Hawaiian or Pacific Islander340.07%

South Brunswick township Marital Status

Economics and Income Statistics

South Brunswick township 's average per capita income is $90,477. Household income levels show a median of $150,933. The poverty rate stands at 4.46%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.
Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.
Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.
Name
Median ↓
Mean
Married Families$201,878-
Families$190,700$218,740
Households$150,933$190,672
Non Families$63,869$92,521

$90,477

Average Income

$150,933

Median Household Income

4.46%

Poverty Rate

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)