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 2026 population of 57,588. Plainfield is currently growing at a rate of 0.95% annually and its population has increased by 5.97% since the most recent census, which recorded a population of 54,344 in 2020.

The median household income in Plainfield is $85,908 with a poverty rate of 15.49%. The median age in Plainfield is 32.4 years: 31.6 years for males, and 33.4 years for females. For every 100 females there are 102.8 males.

57.6K
Total Population
9,664
Density (mi²)
541 0.95%
Growth

Plainfield Population

Plainfield Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
202657,5885410.95%
202557,0475400.96%
202456,5079461.7%
202355,5617561.38%
202254,805-216-0.39%
202155,0216771.25%
202054,344-256-0.47%
201950,302-92-0.18%
201850,394730.15%
201750,321840.17%
201650,237-188-0.37%
201550,4251500.3%
201450,275920.18%
201350,1832530.51%
201249,9301580.32%
201149,7721500.3%
201049,622-186-0.37%
200047,8291,2622.71%
199046,5671,0122.22%
198045,555-1,307-2.79%
197046,8621,5323.38%
196045,3302,9647%
195042,3664,89713.07%
194037,4693,0478.85%
193034,4226,72224.27%
192027,7007,15034.79%
191020,5505,18133.71%
190015,3694,10236.41%
189011,2673,14238.67%
18808,1253,03059.47%
18705,09500%

Median Age

Overall: 32.4 years
Female: 33.4 years
Male: 31.6 years

Plainfield Adults

There are 39,268 adults, (5,588 of whom are seniors) in Plainfield.

Sex Ratio

Female: 27,239 (49.3%)
Male: 27,997 (50.7%)

Demographics

The racial composition of Plainfield includes 47.28% other race, 33.37% Black or African American, 9.13% White, and smaller percentages for Asian, Native American and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
Other race26,11347.28%
Black or African American18,43133.37%
White5,0439.13%
Two or more races4,8818.84%
Asian4700.85%
Native American2980.54%
Race
Population ↓
Percentage (of total)
Other race25,45146.08%
Two or more races3,8877.04%
White1,4092.55%
Black or African American4690.85%
Native American2980.54%
Asian420.08%
Race
Population ↓
Percentage (of total)
Black or African American17,96232.52%
White3,6346.58%
Two or more races9941.8%
Other race6621.2%
Asian4280.77%

Plainfield Marital Status

Economics and Income Statistics

Plainfield 's average per capita income is $37,559. Household income levels show a median of $85,908. The poverty rate stands at 15.49%.

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$117,025-
Families$86,583$109,898
Households$85,908$106,305
Non Families$52,119$72,888

$37,559

Average Income

$85,908

Median Household Income

15.49%

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)