Branchburg Flag

Branchburg

County:
Somerset County
County Seat:
No
Area (mi²):
20.071
State:
New Jersey

Branchburg is located in Somerset County, New Jersey. Branchburg has a 2025 population of 15,849 . Branchburg is currently growing at a rate of 1.47% annually and its population has increased by 6.37% since the most recent census, which recorded a population of 14,900 in 2020.

The average household income in Branchburg is $199,172 with a poverty rate of 3.29%. The median age in Branchburg is 48 years: 46.5 years for males, and 49.1 years for females. For every 100 females there are 103.8 males.

15.8K
Total Population
790
Density (mi²)
230 1.47%
Growth

Branchburg Population

Branchburg Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Branchburg includes 72.86% White, 12.08% Asian, 7.54% Black or African American, and smaller percentages for other race, Native American and multiracial populations.

Population by Race

White (72.86%)

Asian (12.08%)

Black or African American (7.54%)

Two or more races (6.36%)

Other race (0.92%)

Native American (0.25%)

Race
Population
Percentage (of total)
White10,89172.86%
Asian1,80512.08%
Black or African American1,1277.54%
Two or more races9516.36%
Other race1370.92%
Native American370.25%

Branchburg Marital Status

OverallMalesFemales0%10%20%30%40%50%60%70%80%90%100%

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Branchburg's average per capita income is $93,108. Household income levels show a median of $169,087. The poverty rate stands at 3.29%.

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$220,189-
Families$205,848$219,254
Households$169,087$199,172
Non Families$88,750$141,104

$93,108

Average Income

$169,087

Median Household Income

3.29%

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)