Plainfield, Iowa Population 2021

412
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Plainfield is a city located in Bremer County Iowa. With a 2020 population of 412, it is the 488th largest city in Iowa and the 14152nd largest city in the United States . Plainfield is currently declining at a rate of -0.24% annually and its population has decreased by -5.50% since the most recent census, which recorded a population of 436 in 2010. Plainfield reached it's highest population of in . Spanning over 0 miles, Plainfield has a population density of 1,230 people per square mile.

The average household income in Plainfield is $65,224 with a poverty rate of 2.33%. The median rental costs in recent years comes to $625 per month, and the median house value is $82,700. The median age in Plainfield is 33.7 years, 33.5 years for males, and 33.7 years for females.

Plainfield Demographics

According to the most recent ACS, the racial composition of Plainfieldwas:

  • White: 99.03%
  • Two or more races: 0.97%
  • Black or African American: 0.00%
  • Native American: 0.00%
  • Asian: 0.00%
  • Native Hawaiian or Pacific Islander: 0.00%
  • Other race: 0.00%
The current population of Plainfield, Iowa is 412 based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 414.The last official US Census in 2010 recorded the population at 436.

Plainfield, Iowa Population 2021

Population by Race

Race Population Percentage
White51299.03%
Two or More Races50.97%
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Plainfield Population by Race

Plainfield Population Pyramid $2021

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Plainfield Median Age

33.7


Total

33.5


Male

33.7


Female

Plainfield Adults

There are 414 adults, (70 of whom are seniors) in Plainfield.

Plainfield Age Dependency

50.3

Age Dependency Ratio

20.3

Old Age Dependency Ratio

29.9

Child Dependency Ratio

Plainfield Sex Ratio

Female

262

50.68%

Male

255

49.32%

Plainfield Population by Age

Plainfield Renter vs Owner Occupied by Household Type

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Plainfield Household Types

Type Owner Renter
Non Family69.7%30.3%
Female70.6%29.4%
All84.4%15.6%
Male91.7%8.3%
Married94%6%

84.4%

Rate of Home Ownership

Plainfield Households and Families

Type Count Average Size Owned
All2112.4584.4
Married1162.9994
Non Family661.1469.7
Female173.7670.6
Male122.5891.7

2.93

Average Family Size

2.45

Average Household Size

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Plainfield Households by Type

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Education Attained Count Percentage
Less Than 9th Grade20.58%
9th to 12th Grade82.31%
High School Graduate14140.75%
Some College7220.81%
Associates Degree8323.99%
Bachelors Degree3810.98%
Graduate Degree20.58%
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Plainfield Educational Attainment by Sex (over 25)

Plainfield Educational Attainment by Race

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The highest rate of high school graduation is among 2+ races people with a rate of 100.00%.

The highest rate of bachelors degrees is among white people with a rate of 11.70%.

Plainfield Educational Attainment by Race

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Name Average Male Female
Overall$41,202$45,417$31,328
Less Than 9th Grade$$$
High School Graduate$42,083$48,333$23,750
Some College$39,250$44,028$30,804
Bachelors Degree$45,625$59,063$43,333
Graduate Degree$$$

$41,202

Average Earnings

$45,417

Average Male

$31,328

Average Female

Plainfield Earnings by Educational Attainment

Plainfield Language by Age

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Plainfield Language

97.90% of Plainfield residents speak only English, while 2.10% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 1.68% of the population.

Plainfield Language

Plainfield Poverty by Race

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2.33%

Overall Poverty Rate

2.36%

Male Poverty Rate

2.29%

Female Poverty Rate

Poverty in Plainfield

The race most likely to be in poverty in Plainfield is White, with 2.35% below the poverty level.

The race least likely to be in poverty in Plainfield is White, with 2.35% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0.00%. Among those working part-time, it was 4.31%, and for those that did not work, the poverty rate was 7.29%.

Plainfield Poverty

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Name Poverty
Less Than 9th Grade20.00%
High School2.84%
Bachelors or Greater0.00%
Some College0.00%

Plainfield Poverty Rate by Education

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Rate Poverty
Male Unemployed100.00%
Male Employed1.24%
Female Unemployed0.00%
Female Employed0.00%

Plainfield Poverty Rate by Employment Status and Sex

Plainfield Income by Household Type

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Name Median Mean
Households$58,681$65,224
Families$68,958$74,046
Married Families$77,500-
Non Families$35,000$41,092
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Income by Household Type

Plainfield Marital Status

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Marriage Rates

55.5%

Overall Marriage Rate

56.7%

Male Marriage Rate

54.2%

Female Marriage Rate

Plainfield Married by Age and Sex

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Plainfield Marriage

The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 35-44.

Plainfield Marital Status by Race

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Plainfield Marital Status

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36

Number of Veterans

32

Male Veterans

4

Female Veterans

War Veterans
First Gulf War16
Vietnam6
Korea2
Second Gulf War2
World War II

Plainfield Veterans by War

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Age Group Veterans
55 to 6414
75+11
35 to 547
65 to 743
18 to 341

Plainfield Veterans by Age

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Name Veterans % of Total
White358.54%
2+ Races125.00%

Plainfield Veterans by Race

Plainfield Veterans by Education

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0.00%

Veteran Poverty Rate

30.56%

Veteran Disability Rate

Plainfield Veterans by Education

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74.6%

Labor Force Participation

72.3%

Employment Rate

3.1%

Unemployment Rate

Plainfield Employment by Age

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Plainfield Employment by Race

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Plainfield Employment by Education

Origin of Non-Citizens

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Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

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84.72%

Born in Plainfield

98.45%

Native Born

1.55%

Foreign Born

0.00%

Non Citizen

1.55%

Naturalized

Place of Birth

98.45% of Plainfield residents were born in the United States, with 84.72% having been born in Iowa. 0.00% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Europe.

Plainfield Place of Birth

Note: 2020 and 2021 data is projected
Year Population Growth Annual Growth Rate
2021412-1-0.24%
2020413-1-0.24%
2019414-1-0.24%
2018415-4-0.95%
2017419-2-0.48%
2016421-8-1.86%
2015429-1-0.23%
2014430-2-0.46%
2013432-1-0.23%
2012433-1-0.23%
2011434-2-0.46%
20104360.00%

Plainfield Population by Year