Sources: U.S. Census Bureau, American Community Survey (ACS) 2021
TABLE OF CONTENTS
Age
Mount Pleasant township's population is old compared to the rest of the country:
- The median age in Mount Pleasant township is 58.4, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
- Mount Pleasant township's population under 18 was 14.51%, compared to the 22.51% nationwide.
- Mount Pleasant township's elderly or the senior population (over 65 age) was 32.71% as compared to 16.04% nationwide.
- Of the total population in Mount Pleasant township, 12.13% were under the age of 15, 8.30% aged 15 to 29, 46.86% aged 30 to 64, 29.33% aged 65 to 84, and 3.38% were 85 years of age and older.

Read more about Mount Pleasant township, Washington County, Pennsylvania population by age ➔
Gender
There are 92 less females than males in Mount Pleasant township:
- The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 48.61% females and 51.39% males in Mount Pleasant township, Washington County, Pennsylvania.
- The Mount Pleasant township, Washington County, Pennsylvania gender ratio is 105.7:100 i.e. 105.7 men to 100 women (1.057).
- For male population, the largest age group is 65-69 years with a population of 268.
- For the female population, the largest age group is 60-64 years with a population of 318.

Read more about Mount Pleasant township, Washington County, Pennsylvania population by gender ➔
Race / Ethnicity
Mount Pleasant township's population is non diverse:
- Racial distribution of Mount Pleasant township population: 100% are White.
- Mount Pleasant township's racial breakdown clearly shows that there is an absolute majority of White population in the township.
- By ethnicity, Zero is Hispanic or Latino (of any race), and 3,314 (100% of the total population) is Non-Hispanic.
- The largest racial group in Mount Pleasant township is White with a population of 3,314 (100% of the total population).

Read more about Mount Pleasant township, Washington County, Pennsylvania population by race ➔
Year by year
Mount Pleasant township's population has already reached its peak and is showing a trend of decline:
- The peak population was 3,649 in the year 2009
- From 2000 to 2010, Mount Pleasant township's population increased by 80 (2.33%), as compared to the national growth of 9.63%.
- From 2010 to 2020, Mount Pleasant township's population decreased by 220 (6.26%), 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, Mount Pleasant township's population was lowest in year 2020 at 3,293.

Read more about Mount Pleasant township, Washington County, 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)