Plymouth County, Massachusetts Population 2021

Plymouth County, Massachusetts's estimated population is 526,762 with a growth rate of 0.53% in the past year according to the most recent United States census data. Plymouth County, Massachusetts is the null largest county in Massachusetts. The 2010 Population was 495,926 and has seen a growth of 6.22% since this time.

Note: 2020 and 2021 data is projected
Year Population Growth Growth Rate
2021526,7622,7800.53%
2020523,9822,7800.53%
2019521,2022,7800.54%
2018518,4222,9610.57%
2017515,4613,2540.64%
2016512,2072,9860.59%
2015509,2212,7080.53%
2014506,5133,7210.74%
2013502,7923,2970.66%
2012499,4951,3110.26%
2011498,1842,2580.46%
2010495,92660,65013.93%
1990435,27629,8397.36%
1980405,43772,12321.64%
1970333,31484,86534.16%
1960248,44958,98131.13%
1950189,46820,64412.23%
1940168,8246,5134.01%
1930162,3115,3433.40%
1920156,96812,6318.75%
1910144,33730,35226.63%
1900113,98521,28522.96%
189092,70018,68225.24%
188074,0188,65313.24%
187065,3655970.92%
186064,7689,07116.29%
185055,6978,32417.57%
184047,3734,32910.06%
183043,0444,90812.87%
182038,1362,9678.44%
181035,1695,09616.95%
180030,0735381.82%
179029,5350.00%
2021 Growth Rate
0.53%
County Website
Founded
1685
2010 Population
495,926
Growth Since 2010
6.22%
Loading...

Plymouth County, Massachusetts Population Growth

Population by Race

Race Population Percentage
White427,04682.87%
Black or African American51,53710.00%
Some Other Race17,1643.33%
Two or More Races11,4972.23%
Asian7,1921.40%
American Indian and Alaska Native8170.16%
Native Hawaiian and Other Pacific Islander500.01%
Loading...

Plymouth County, Massachusetts Population By Race

Plymouth County, Massachusetts Population Pyramid 2021

Loading...

Plymouth County, Massachusetts Median Age

42.7


Total

41.1


Male

44.3


Female

Plymouth County, Massachusetts Adults

There are 403,378 adults, (90,730 of whom are seniors) in Plymouth County, Massachusetts.

Plymouth County, Massachusetts Age Dependency

64.8

Age Dependency Ratio

29

Old Age Dependency Ratio

35.8

Child Dependency Ratio

Plymouth County, Massachusetts Sex Ratio

Mujer

264,977

51.42%

Masculino

250,326

48.58%

Plymouth County, Massachusetts Population by Age

Plymouth County, Massachusetts Renter vs Owner Occupied by Household Type

Loading...

Plymouth County, Massachusetts Household Types

Type Owner Renter
Married90.1%9.9%
All76.5%23.5%
Masculino67.9%32.1%
Non Family60.5%39.5%
Mujer58.7%41.3%

76.5%

Rate of Home Ownership

Plymouth County, Massachusetts Households and Families

Type Count Average Size Owned
All187,4602.6976.5
Married100,7643.3190.1
Non Family55,8171.2260.5
Mujer22,7453.3358.7
Masculino8,1343.2567.9

3.23

Average Family Size

2.69

Average Household Size

Loading...

Plymouth County, Massachusetts Households by Type

Loading...
Education Attained Count Percentage
Less Than 9th Grade10,6082.95%
9th to 12th Grade14,7564.11%
High School Graduate99,92327.82%
Some College65,00218.10%
Associates Degree33,7599.40%
Bachelors Degree85,08023.69%
Graduate Degree49,99713.92%
Loading...

Plymouth County, Massachusetts Educational Attainment by Sex (over 25)

Plymouth County, Massachusetts Educational Attainment by Race

Loading...
Race Total High School Bachelors
White300,537287,400121,616
Black31,23924,5786,259
Hispanic11,1188,7902,497
Other Race10,0647,0341,313
2+ Races5,3134,7291,460
Asian5,0364,3962,489
Native American536491104
Islander202020

The highest rate of high school graduation is among islander people with a rate of 100.00%.

The highest rate of bachelors degrees is among islander people with a rate of 100.00%.

Plymouth County, Massachusetts Educational Attainment by Race

Loading...
Name Average Masculino Mujer
Overall$52,561$62,545$42,973
Less Than 9th Grade$30,804$35,944$24,822
High School Graduate$40,669$50,538$30,651
Some College$45,323$54,830$38,119
Bachelors Degree$66,874$85,689$54,637
Graduate Degree$85,677$106,436$74,267

$52,561

Average Earnings

$62,545

Average Male

$42,973

Average Female

Plymouth County, Massachusetts Earnings by Educational Attainment

Plymouth County, Massachusetts Language by Age

Loading...

Plymouth County, Massachusetts Language

86.43% of Plymouth County, Massachusetts residents speak only English, while 13.57% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 9.65% of the population.

Plymouth County, Massachusetts Language

Plymouth County, Massachusetts Poverty by Race

Loading...
Name Total In Poverty Poverty Rate
White407,70222,2455.46%
Black49,7808,61517.31%
Hispanic19,2402,98515.51%
Other16,6522,75116.52%
Multiple11,2081,50513.43%
Asian7,1475617.85%
Native7578411.10%

7.38%

Overall Poverty Rate

6.12%

Male Poverty Rate

8.57%

Female Poverty Rate

Poverty in Plymouth County, Massachusetts

The race most likely to be in poverty in Plymouth County, Massachusetts is Black, with 17.31% below the poverty level.

The race least likely to be in poverty in Plymouth County, Massachusetts is White, with 5.46% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0.92%. Among those working part-time, it was 7.35%, and for those that did not work, the poverty rate was 15.50%.

Plymouth County, Massachusetts Poverty

Loading...
Name Poverty
Less Than 9th Grade18.49%
High School9.29%
Some College6.32%
Bachelors or Greater2.80%

Plymouth County, Massachusetts Poverty Rate by Education

Loading...
Name Poverty
Female Unemployed21.45%
Male Unemployed15.08%
Female Employed3.66%
Male Employed2.20%

Plymouth County, Massachusetts Poverty Rate by Employment Status and Sex

Plymouth County, Massachusetts Income by Household Type

Loading...
Name Median Mean
Households$89,489$115,852
Families$109,679$135,484
Married Families$126,243$152,990
Non Families$43,586$63,445
Loading...

Income by Household Type

Plymouth County, Massachusetts Marital Status

Loading...

Marriage Rates

51.0%

Overall Marriage Rate

53.5%

Male Marriage Rate

48.8%

Female Marriage Rate

Plymouth County, Massachusetts Married by Age and Sex

Loading...

Plymouth County, Massachusetts Marriage

The age group where males are most likely to be married is 45-54, while the female age group most likely to be married is 35-44.

Plymouth County, Massachusetts Marital Status by Race

Loading...

Plymouth County, Massachusetts Marital Status

Loading...

28,494

Number of Veterans

26,856

Male Veterans

1,638

Female Veterans

War Veterans
Vietnam11,314
First Gulf War3,866
Second Gulf War3,864
Korea2,786
World War II1,357

Plymouth County, Massachusetts Veterans by War

Loading...
Age Group Veterans
75+8,594
65 to 748,220
35 to 545,257
55 to 644,774
18 to 341,649

Plymouth County, Massachusetts Veterans by Age

Loading...
Name Veterans % of Total
White26,4757.76%
Black9712.65%
2+ Races4246.61%
Other Race4163.33%
Hispanic3222.39%
Asian1873.33%
Native American213.63%

Plymouth County, Massachusetts Veterans by Race

Plymouth County, Massachusetts Veterans by Education

Loading...

4.43%

Veteran Poverty Rate

26.11%

Veteran Disability Rate

Plymouth County, Massachusetts Veterans by Education

Loading...

67.5%

Labor Force Participation

64%

Employment Rate

5%

Unemployment Rate

Plymouth County, Massachusetts Employment by Age

Loading...

Plymouth County, Massachusetts Employment by Race

Loading...

Plymouth County, Massachusetts Employment by Education

Origin of Non-Citizens

Loading...

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

Origin of Naturalized Citizens

Loading...

74.53%

Born in Plymouth County, Massachusetts

90.45%

Native Born

9.55%

Foreign Born

3.67%

Non Citizen

5.88%

Naturalized

Place of Birth

90.45% of Plymouth County, Massachusetts residents were born in the United States, with 74.53% having been born in Massachusetts. 3.67% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Plymouth County, Massachusetts Place of Birth

  1. US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. Population of States and Counties of the United States: 1790 - 1990

Sources