Plainfield Flag

Plainfield

County:
Union County
County Seat:
No
Area (mi²):
5.959
State:
New Jersey

Plainfield is a city located in Union County, New Jersey. Plainfield has a 2025 population of 54,890. Plainfield is currently growing at a rate of 0.2% annually and its population has increased by 1.01% since the most recent census, which recorded a population of 54,340 in 2020.

The average household income in Plainfield is $100,586 with a poverty rate of 17.14%.The median age in Plainfield is 33 years: 32.3 years for males, and 33.8 years for females.

54.9K
Total Population
9,211
Density (mi²)
110 0.2%
Growth

Plainfield Population

Plainfield Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Plainfield includes 45.36% other race, 33.43% Black or African American, 10.39% White, and smaller percentages for Asian, Native American and multiracial populations.

Population by Race

Race
Population
Percentage (of total)
Other race24,72845.36%
Black or African American18,22433.43%
White5,66410.39%
Two or more races5,2389.61%
Asian4790.88%
Native American1820.33%

Plainfield Marital Status

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

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Plainfield's average per capita income is $36,896. Household income levels show a median of $80,334. The poverty rate stands at 17.14%.

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$108,997-
Families$82,181$105,989
Households$80,334$100,586
Non Families$50,744$69,441

$36,896

Average Income

$80,334

Median Household Income

17.14%

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)