Overview
827
Total Population
40.6
Median age
47.16%
Female population %
112.1:100
Gender ratio (M:F)
55-59 years
Largest age group
42.1
Total dependency ratio
White
Largest racial group
9
Hispanic population
Sources: U.S. Census Bureau, American Community Survey (ACS) 2021
TABLE OF CONTENTS
Age
Plain Grove township's population is old compared to the rest of the country:
- The median age in Plain Grove township is 40.6, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
- Plain Grove township's population under 18 was 23.22%, compared to the 22.51% nationwide.
- Plain Grove township's elderly or the senior population (over 65 age) was 11.49% as compared to 16.04% nationwide.
- Of the total population in Plain Grove township, 18.14% were under the age of 15, 15.72% aged 15 to 29, 54.66% aged 30 to 64, 9.92% aged 65 to 84, and 1.57% were 85 years of age and older.

Read more about Plain Grove Township, Pennsylvania population by age ➔
Gender
There are 47 less females than males in Plain Grove township:
- The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 47.16% females and 52.84% males in Plain Grove Township, Pennsylvania.
- The Plain Grove Township, Pennsylvania gender ratio is 112.1:100 i.e. 112.1 men to 100 women (1.121).
- For male population, the largest age group is 15-19 years with a population of 50.
- For the female population, the largest age group is 55-59 years with a population of 54.

Read more about Plain Grove Township, Pennsylvania population by gender ➔
Race / Ethnicity
Plain Grove township's population has become increasingly diverse:
- Racial distribution of Plain Grove township population: 93.83% are White, 1.69% are Black or African American, 0.48% are Asian and 3.99% are multiracial.
- Plain Grove township's racial breakdown clearly shows that there is an absolute majority of White population in the township.
- By ethnicity, 9 is Hispanic or Latino (of any race), and 818 (98.91% of the total population) is Non-Hispanic.
- The largest racial group in Plain Grove township is White with a population of 776 (93.83% of the total population).

Read more about Plain Grove Township, Pennsylvania population by race ➔
Year by year
Plain Grove township's population has already reached its peak and is showing a trend of decline:
- The peak population was 867 in the year 2004
- From 2000 to 2010, Plain Grove township's population decreased by 62 (7.19%), as compared to the national growth of 9.63%.
- From 2010 to 2020, Plain Grove township's population decreased by 23 (2.88%), 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, Plain Grove township's population was lowest in year 2019 at 756.

Read more about Plain Grove Township, Pennsylvania 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)