Overview
370
Total Population
40.0
Median age
50.54%
Female population %
97.9:100
Gender ratio (M:F)
10-14 years
Largest age group
51.0
Total dependency ratio
White
Largest racial group
Zero
Hispanic population
Sources: U.S. Census Bureau, American Community Survey (ACS) 2021
TABLE OF CONTENTS
Age
Plainfield's population is old compared to the rest of the country:
- The median age in Plainfield is 40.0, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
- Plainfield's population under 18 was 25.95%, compared to the 22.51% nationwide.
- Plainfield's elderly or the senior population (over 65 age) was 14.05% as compared to 16.04% nationwide.
- Of the total population in Plainfield, 19.73% were under the age of 15, 20.81% aged 15 to 29, 45.41% aged 30 to 64, 13.78% aged 65 to 84, and 0.27% were 85 years of age and older.
Read more about Plainfield, IA population by age ➔
Gender
There are 4 more females than males in Plainfield:
- The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 50.54% females and 49.46% males in Plainfield, IA.
- The Plainfield, IA gender ratio is 97.9:100 i.e. 97.9 men to 100 women (0.979).
- For male population, the largest age group is 60-64 years with a population of 23.
- For the female population, the largest age group is 10-14 years with a population of 24.
Read more about Plainfield, IA population by gender ➔
Race / Ethnicity
Plainfield's population is moderately diverse:
- Racial distribution of Plainfield population: 95.14% are White, 0.54% are Native Hawaiian and other Pacific Islander and 4.32% are multiracial.
- Plainfield's racial breakdown clearly shows that there is an absolute majority of White population in the city.
- By ethnicity, Zero is Hispanic or Latino (of any race), and 37 (100% of the total population) is Non-Hispanic.
- The largest racial group in Plainfield is White with a population of 352 (95.14% of the total population).
Read more about Plainfield, IA population by race ➔
Year by year
Plainfield's population has already reached its peak and is showing a trend of decline:
- The peak population was 436 in the year 2000
- From 2000 to 2010, Plainfield's population decreased by 0 (0.00%), as compared to the national growth of 9.63%.
- From 2010 to 2020, Plainfield's population decreased by 45 (10.32%), according to Census Bureau's Population Estimates Program. For the same period, the rate of growth for the United States was 7.17%.
- Between the year 2000 and 2022, Plainfield's population was lowest in year 2020 at 391.
Read more about Plainfield, IA population by year ➔
References
- U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates
- U.S. Census Bureau Population Estimates Population Estimates Program (PEP)