Plymouth, Iowa Population 2024

356

Plymouth is a city located in Cerro Gordo County Iowa. Plymouth has a 2024 population of 356. Plymouth is currently declining at a rate of -1.11% annually and its population has decreased by -5.07% since the most recent census, which recorded a population of 375 in 2020.

The average household income in Plymouth is $81,099 with a poverty rate of 8.82%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in Plymouth is 39.7 years, 36.6 years for males, and 44.5 years for females.

Plymouth Demographics

According to the most recent ACS, the racial composition of Plymouth was:

  • White: 96.52%
  • Two or more races: 2.14%
  • Black or African American: 0.8%
  • Native American: 0.27%
  • Asian: 0.27%
  • Native Hawaiian or Pacific Islander:
  • Other race:
State
Iowa
Land Area (mi²)
0.4 sq mi
Density (mi²)
814.80/sq mi
Growth Since 2020
-5.07% (-19)
The current population of Plymouth, Iowa is 356 based on our projections of the latest US Census estimates.The last official US Census in 2020 recorded the population at 375.

Plymouth, Iowa Population 2024

Population by Race

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Race
Population
Percentage (of total)
White36196.52%
Two or more races82.14%
Black or African American30.8%
Native American10.27%
Asian10.27%
Native Hawaiian or Pacific Islander
Other race
showing: 7 rows

White

Two or more races

Black or African American

Native American

Asian

Native Hawaiian or Pacific Islander

Other race

Plymouth Population by Race

Plymouth Population Pyramid 2024

Plymouth Median Age

39.7

Total

36.6

Male

44.5

Female

Plymouth Adults

There are 271 adults, (51 of whom are seniors) in Plymouth.

Plymouth Age Dependency

70

Age Dependency Ratio

23.2

Old Age Dependency Ratio

46.8

Child Dependency Ratio

Plymouth Sex Ratio

Female17446.52%
Male20053.48%

Plymouth Population by Age

Plymouth Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All1432.6286.713.3
Married892.9492.17.9
Non Family331.1872.727.3
Female122.087525
Male95.331000
showing: 5 rows

2.97

Average Family Size

2.62

Average Household Size

86.7%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Plymouth Households and Families

Male

Female

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Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Plymouth Educational Attainment by Sex (over 25)

Plymouth Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

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The highest rate of high school graduation is among native american people with a rate of 100%.

The highest rate of bachelors degrees is among asian people with a rate of 100%.

Plymouth Educational Attainment by Race

All

Male

Female

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$43,333

Average Earnings

$40,000

Average Male

$45,500

Average Female

Plymouth Earnings by Educational Attainment

Plymouth Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Plymouth Language

98.86% of Plymouth residents speak only English, while 1.14% speak other languages. The non-English language spoken by the largest group is Asian and Pacific Island languages, which is spoken by 0.86% of the population.

Plymouth Language

Plymouth Poverty by Race

rate

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Name
Total
In Poverty
Poverty Rate
White359226.13%
Multiple88100%
Black33100%
showing: 3 rows

8.82%

Overall Poverty Rate

9.5%

Male Poverty Rate

8.05%

Female Poverty Rate

Poverty in Plymouth

The race most likely to be in poverty in Plymouth is Black, with 100% below the poverty level.

The race least likely to be in poverty in Plymouth is White, with 6.13% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0.68%. Among those working part-time, it was 14.29%, and for those that did not work, the poverty rate was 14.06%.

Plymouth Poverty

rate

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Rate
Poverty
Less Than 9th Grade12.5%
Some College8.55%
High School4.4%
Bachelors or Greater
showing: 4 rows

Plymouth Poverty Rate by Education

rate

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Rate
Poverty
Male Employed6.54%
Male Unemployed
Female Employed5.05%
Female Unemployed
showing: 4 rows

Plymouth Poverty Rate by Employment Status and Sex

Plymouth Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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mean

median

Income by Household Type

Plymouth Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

55.3%

Overall Marriage Rate

52.8%

Male Marriage Rate

57.9%

Female Marriage Rate

Plymouth Married by Age and Sex

male

female

Plymouth Marriage

The age group where males are most likely to be married is 55-64, while the female age group most likely to be married is 35-44.

Plymouth Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Plymouth Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

19

Number of Veterans

18

Male Veterans

1

Female Veterans

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Plymouth Veterans by War

count

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Plymouth Veterans by Age

count

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Plymouth Veterans by Race

Plymouth Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

5.26%

Veteran Poverty Rate

26.32%

Veteran Disability Rate

Plymouth Veterans by Education

LaborForceParticipation

71.9%

Labor Force Participation

71.5%

Employment Rate

0.5%

Unemployment Rate

Plymouth Employment by Age

LaborForceParticipation

Plymouth Employment by Race

LaborForceParticipation

Plymouth Employment by Education

Origin of Non-Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

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

Origin of Naturalized Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

82.35%

Born in Plymouth

99.73%

Native Born

0.27%

Foreign Born

0.27%

Non Citizen

Naturalized

Place of Birth

99.73% of Plymouth residents were born in the United States, with 82.35% having been born in Iowa. 0.27% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Plymouth Place of Birth

Note: data after 2022 is projected based on recent change

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Year
Population
Growth
Growth Rate
2029336-4-1.18%
2028340-4-1.16%
2027344-4-1.15%
2026348-4-1.14%
2025352-4-1.12%
2024356-4-1.11%
2023360-4-1.1%
2022364-4-1.09%
2021368-7-1.87%
202037592.46%
2019366-1-0.27%
2018367-3-0.81%
2017370-3-0.8%
2016373
2015373-3-0.8%
2014376-3-0.79%
2013379-1-0.26%
2012380-4-1.04%
2011384-1-0.26%
2010385
showing: 20 rows

Plymouth Population by Year