Plymouth, IA Population

Overview

457

Total Population

36.8

Median age

45.73%

Female population %

118.7:100

Gender ratio (M:F)

10-14 years

Largest age group

72.5

Total dependency ratio

White

Largest racial group

23

Hispanic population

Sources: U.S. Census Bureau, American Community Survey (ACS) 2021

TABLE OF CONTENTS

Age

Plymouth's population is young compared to the rest of the country:

The median age in Plymouth is 36.8, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
Plymouth's population under 18 was 34.35%, compared to the 22.51% nationwide.
Plymouth's elderly or the senior population (over 65 age) was 14.22% as compared to 16.04% nationwide.
Of the total population in Plymouth, 27.79% were under the age of 15, 13.57% aged 15 to 29, 44.42% aged 30 to 64, 13.35% aged 65 to 84, and 0.88% were 85 years of age and older.

There are 39 less females than males in Plymouth:

The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 45.73% females and 54.27% males in Plymouth, IA.
The Plymouth, IA gender ratio is 118.7:100 i.e. 118.7 men to 100 women (1.187).
For male population, the largest age group is 10-14 years with a population of 48.
For the female population, the largest age group is 45-49 years with a population of 23.

Plymouth's population has become increasingly diverse:

Racial distribution of Plymouth population: 93.65% are White, 2.19% are Black or African American, 0.22% are American Indian and Alaska Native, 0.22% are Asian and 3.72% are multiracial.
Plymouth's racial breakdown clearly shows that there is an absolute majority of White population in the city.
By ethnicity, 23 is Hispanic or Latino (of any race), and 434 (94.97% of the total population) is Non-Hispanic.
The largest racial group in Plymouth is White with a population of 428 (93.65% of the total population).

Plymouth's population has already reached its peak and is showing a trend of decline:

The peak population was 429 in the year 2000
From 2000 to 2010, Plymouth's population decreased by 44 (10.26%), as compared to the national growth of 9.63%.
From 2010 to 2020, Plymouth's population decreased by 10 (2.60%), 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, Plymouth's population was lowest in year 2022 at 364.