Plymouth, Indiana Population 2024

11,257

Plymouth is a city located in Marshall County Indiana. Plymouth has a 2024 population of 11,257. It is also the county seat of Marshall County.Plymouth is currently growing at a rate of 2.51% annually and its population has increased by 10.22% since the most recent census, which recorded a population of 10,213 in 2020.

The average household income in Plymouth is $67,529 with a poverty rate of 14.72%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in Plymouth is 35.4 years, 30.7 years for males, and 39.3 years for females.

Plymouth Demographics

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

  • White: 85.29%
  • Other race: 9.37%
  • Two or more races: 2.77%
  • Black or African American: 2.07%
  • Native Hawaiian or Pacific Islander: 0.21%
  • Native American: 0.14%
  • Asian: 0.14%
State
Indiana
Land Area (mi²)
7.6 sq mi
Density (mi²)
1,486.40/sq mi
Growth Since 2020
10.22% (1,044)
The current population of Plymouth, Indiana is 11,257 based on our projections of the latest US Census estimates.The last official US Census in 2020 recorded the population at 10,213.

Plymouth, Indiana Population 2024

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Plymouth Metro Area Population by Year

Population by Race

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Race
Population
Percentage (of total)
White8,84485.29%
Other race9729.37%
Two or more races2872.77%
Black or African American2152.07%
Native Hawaiian or Pacific Islander220.21%
Native American150.14%
Asian140.14%
showing: 7 rows

White

Other race

Two or more races

Black or African American

Native Hawaiian or Pacific Islander

Native American

Asian

Plymouth Population by Race

Plymouth Population Pyramid 2024

Plymouth Median Age

35.4

Total

30.7

Male

39.3

Female

Plymouth Adults

There are 7,605 adults, (1,665 of whom are seniors) in Plymouth.

Plymouth Age Dependency

74.6

Age Dependency Ratio

28

Old Age Dependency Ratio

46.5

Child Dependency Ratio

Plymouth Sex Ratio

Female5,07548.94%
Male5,29451.06%

Plymouth Population by Age

Plymouth Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All3,8682.5856.843.2
Non Family1,7051.250.749.3
Married1,4713.8571.328.7
Female3683.9754.945.1
Male3242.5224.775.3
showing: 5 rows

3.51

Average Family Size

2.58

Average Household Size

56.8%

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 85.71%.

Plymouth Educational Attainment by Race

All

Male

Female

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$39,634

Average Earnings

$44,018

Average Male

$34,877

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

75.53% of Plymouth residents speak only English, while 24.47% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 23.44% of the population.

Plymouth Language

Plymouth Poverty by Race

rate

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Name
Total
In Poverty
Poverty Rate
White6,78785612.61%
Hispanic2,84456119.73%
Other967788.07%
Multiple2835920.85%
Islander2222100%
Black1092220.18%
showing: 6 rows

14.72%

Overall Poverty Rate

10.29%

Male Poverty Rate

19.31%

Female Poverty Rate

Poverty in Plymouth

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

The race least likely to be in poverty in Plymouth is Other, with 8.07% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 6.28%. Among those working part-time, it was 12.31%, and for those that did not work, the poverty rate was 27.6%.

Plymouth Poverty

rate

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Rate
Poverty
Less Than 9th Grade24.49%
Some College22.34%
High School14.57%
Bachelors or Greater2.79%
showing: 4 rows

Plymouth Poverty Rate by Education

rate

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Rate
Poverty
Female Unemployed67.35%
Male Unemployed33.33%
Female Employed9.53%
Male Employed7.18%
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

37.4%

Overall Marriage Rate

39.9%

Male Marriage Rate

34.9%

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 35-44, 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

589

Number of Veterans

561

Male Veterans

28

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

9.28%

Veteran Poverty Rate

16.67%

Veteran Disability Rate

Plymouth Veterans by Education

LaborForceParticipation

62%

Labor Force Participation

59.2%

Employment Rate

4.5%

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

68.86%

Born in Plymouth

86.32%

Native Born

13.68%

Foreign Born

9.9%

Non Citizen

3.77%

Naturalized

Place of Birth

86.32% of Plymouth residents were born in the United States, with 68.86% having been born in Indiana. 9.9% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Plymouth Place of Birth

Note: data after 2022 is projected based on recent change

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Year
Population
Growth
Growth Rate
202912,6372762.23%
202812,3612762.28%
202712,0852762.34%
202611,8092762.39%
202511,5332762.45%
202411,2572762.51%
202310,9812762.58%
202210,7052762.65%
202110,4292162.11%
202010,2132372.38%
20199,976-37-0.37%
201810,013-27-0.27%
201710,040-56-0.55%
201610,096-42-0.41%
201510,138-43-0.42%
201410,181560.55%
201310,125-10-0.1%
201210,135-13-0.13%
201110,148170.17%
201010,1312912.96%
20009,8401,53718.51%
19908,3036107.93%
19807,693320.42%
19707,6611031.36%
19607,55885412.74%
19506,70499117.35%
19405,7134238%
19305,29095221.95%
19204,33850013.03%
19103,8381824.98%
19003,65693334.26%
18902,7231535.95%
18802,570
showing: 33 rows

Plymouth Population by Year