Plainfield Flag

Plainfield

County Seat:
No
Area (mi²):
42.411
State:
Connecticut

Plainfield is located in Northeastern Connecticut Planning Region, Connecticut. Plainfield has a 2026 population of 15,513. Plainfield is currently growing at a rate of 0.64% annually and its population has increased by 3.6% since the most recent census, which recorded a population of 14,974 in 2020.

The median household income in Plainfield is $76,993 with a poverty rate of 8.72%. The median age in Plainfield is 37 years: 36.1 years for males, and 39.5 years for females. For every 100 females there are 100.3 males.

15.5K
Total Population
366
Density (mi²)
99 0.64%
Growth

Plainfield Population

Plainfield Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
202615,513990.64%
202515,414990.65%
202415,315990.65%
202315,216740.49%
202215,1421100.73%
202115,032580.39%
202014,974-5-0.03%
201915,138-49-0.32%
201815,187830.55%
201715,104290.19%
201615,075-29-0.19%
201515,104-37-0.24%
201415,141-88-0.58%
201315,229-60-0.39%
201215,289-58-0.38%
201115,347-53-0.34%
201015,400-8-0.05%

Median Age

Overall: 37 years
Female: 39.5 years
Male: 36.1 years

Plainfield Adults

There are 12,206 adults, (2,516 of whom are seniors) in Plainfield.

Sex Ratio

Female: 7,561 (49.9%)
Male: 7,580 (50.1%)

Demographics

The racial composition of Plainfield includes 87.01% White, 3.28% other race, 3.16% Black or African American, and smaller percentages for Asian and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White13,17487.01%
Two or more races7675.07%
Other race4963.28%
Black or African American4783.16%
Asian2261.49%
Race
Population ↓
Percentage (of total)
Other race4392.9%
White3642.4%
Two or more races3222.13%
Race
Population ↓
Percentage (of total)
White12,81084.6%
Black or African American4783.16%
Two or more races4452.94%
Asian2261.49%
Other race570.38%

Plainfield Marital Status

Economics and Income Statistics

Plainfield 's average per capita income is $50,976. Household income levels show a median of $76,993. The poverty rate stands at 8.72%.

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$94,468-
Families$82,373$96,994
Households$76,993$92,443
Non Families$50,615$69,814

$50,976

Average Income

$76,993

Median Household Income

8.72%

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)