Martinsville Flag

Martinsville

County:
Somerset County
County Seat:
No
Area (mi²):
12.152
State:
New Jersey

Martinsville is a CDP located in Somerset County, New Jersey. Martinsville has a 2025 population of 12,468. Martinsville is currently growing at a rate of 0.27% annually and its population has increased by 9.52% since the most recent census, which recorded a population of 11,384 in 2020.

The average household income in Martinsville is $257,330 with a poverty rate of 0.9%.The median age in Martinsville is 45.9 years: 45.8 years for males, and 45.9 years for females.

12.5K
Total Population
1,026
Density (mi²)
33 0.27%
Growth

Martinsville Population

Martinsville Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Martinsville includes 72.19% White, 13.16% Asian, and smaller percentages for Black or African American, other race and multiracial populations.

Population by Race

Race
Population
Percentage (of total)
White8,67472.19%
Asian1,58113.16%
Two or more races1,1099.23%
Black or African American3492.9%
Other race3032.52%

Martinsville Marital Status

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

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Martinsville's average per capita income is $105,382. Household income levels show a median of $206,839. The poverty rate stands at 0.9%.

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$240,517-
Families$227,536$284,631
Households$206,839$257,330
Non Families$69,598$102,390

$105,382

Average Income

$206,839

Median Household Income

0.9%

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)