Plymouth County, Massachusetts Population 2018

Plymouth County, Massachusetts's estimated population is 515,142 with a growth rate of 1.67% in the past year according to the most recent United States census data. Plymouth County, Massachusetts is the 7th largest county in Massachusetts.

Year Population Growth Growth Rate
2017515,1428,4851.67%
2016506,657-5,163-1.01%
2016511,8202,6270.52%
2015509,1932,6970.53%
2014506,4963,5750.71%
2013502,9213,4260.69%
2012499,4951,2970.26%
2011498,1982,3030.46%
2010495,89560,61913.93%
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%

Plymouth County, Massachusetts Population Growth

Population Data via

Population by Race

Race Population
White428,806
Black or African American46,072
Some Other Race12,602
Two or More Races11,862
Asian6,399
American Indian and Alaska Native790
Native Hawaiian and Other Pacific Islander126

Race Data via US Census (2016 ACS 5-Year Survey)

Plymouth County, Massachusetts Population Pyramid 2018

0%2%4%6%8% Male Population0%2%4%6%8% Female Population80757065605550454035302520151050

Data via US Census (2016 ACS 5-Year Survey): Table S0101

Plymouth County, Massachusetts Median Age

42.4


Total

40.8


Male

43.7


Female

Plymouth County, Massachusetts Adults

There are 392,659 adults, (82,078 of which are seniors) in Plymouth County, Massachusetts.

Plymouth County, Massachusetts Age Dependency

63.3

Age Dependency Ratio

26.5

Old Age Dependency Ratio

36.7

Child Dependency Ratio

Plymouth County, Massachusetts Sex Ratio

Female

260,157

51.35%

Male

246,500

48.65%

Plymouth County, Massachusetts Households and Families

Plymouth County, Massachusetts Renter vs Owner Occupied by Household Type

Plymouth County, Massachusetts Household Types

Type Owner Renter
Married89.8%10.2%
All75.9%24.1%
Male65.5%34.5%
Non Family60.1%39.9%
Female57.1%42.9%

75.9%

Rate of Home Ownership

Plymouth County, Massachusetts Households by Type

Type Count Average Size Owned
All182,2522.7275.9
Married98,2893.3289.8
Non Family52,5571.2360.1
Female23,3943.3157.1
Male8,0123.3365.5

3.24

Average Family Size

2.72

Average Household Size

5.1%

Unmarried (Opposite Sex)

0.4%

Unmarried (Same Sex)

Plymouth County, Massachusetts Households

Plymouth County, Massachusetts Education

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

Education Attained Count Percentage
Less Than 9th Grade10,1892.92%
9th to 12th Grade16,0874.61%
High School Graduate101,10728.98%
Some College65,79418.86%
Associates Degree33,5109.61%
Bachelors Degree78,49422.50%
Graduate Degree43,66312.52%

Plymouth County, Massachusetts Educational Attainment by Race

Name Total High School Bachelors
White298,465282,650112,070
Black27,32021,4864,719
Hispanic9,7137,3161,784
Other Race7,5415,184752
Multiple Races4,7844,2461,057
Asian4,4883,9602,168
Native American47343481
Islander585858

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 Earnings by Educational Attainment

Name Average Male Female
Overall$46,464$54,884$37,366
Less Than High School$25,897$30,160$20,454
High School Grad$35,483$42,945$26,989
Some College$41,472$51,698$33,600
Bachelors Degree$61,391$77,147$48,840
Graduate Degree$76,335$101,083$65,007

$46,464

Average Earnings

$54,884

Average Male

$37,366

Average Female

Plymouth County, Massachusetts Language

Plymouth County, Massachusetts Language by Age

Plymouth County, Massachusetts Language

87.92% of Plymouth County, Massachusetts residents speak only English, while 12.08% speak other languages. The largest non-English language is OtherIndoEuro, which is spoken by 8.38% of the population.

Plymouth County, Massachusetts Poverty

Plymouth County, Massachusetts Poverty by Race

Name Total In Poverty Poverty Rate
White410,95123,3675.69%
Black44,1458,90520.17%
Hispanic16,8713,25319.28%
Other12,1592,81823.18%
Multiple11,3882,01617.70%
Asian6,29977812.35%
Native7769111.73%

8.00%

Overall Poverty Rate

7.00%

Male Poverty Rate

8.93%

Female Poverty Rate

Poverty in Plymouth County, Massachusetts

The race most likely to be in poverty in Plymouth County, Massachusetts is Other, with 23.18% below the poverty level.

The race least likely to be in poverty in Plymouth County, Massachusetts is White, with 5.69% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0.84%. Among those working part-time, it was 8.55%, and for those that did not work, the poverty rate was 14.93%.

Plymouth County, Massachusetts Poverty Rate by Education

Name Poverty
Less Than High School20.17%
High School8.68%
Some College5.90%
Bachelors or Greater2.90%

Plymouth County, Massachusetts Poverty Rate by Employment Status and Sex

Name Poverty
Female Unemployed19.19%
Male Unemployed16.85%
Female Employed4.26%
Male Employed2.21%

Plymouth County, Massachusetts Income

Plymouth County, Massachusetts Income by Household Type

Name Median Mean
Households$77,627$99,862
Families$95,514$116,171
Married Families$110,442$132,844
Non Families$39,321$55,287

Plymouth County, Massachusetts Marital Status

Plymouth County, Massachusetts Marital Status

Marriage Rates

50.8%

Overall Marriage Rate

53.2%

Male Marriage Rate

48.6%

Female Marriage Rate

Plymouth County, Massachusetts Married by Age and Sex

Plymouth County, Massachusetts Marriage

The age group where males are most likely to be married is 55To64, while the female age group most likely to be married is 35To44.

Plymouth County, Massachusetts Marital Status by Race

Plymouth County, Massachusetts Veterans

Plymouth County, Massachusetts Veterans by War

31,824

Number of Veterans

30,273

Male Veterans

1,551

Female Veterans

Name Veterans
Vietnam12,687
First Gulf War4,028
Korea3,978
Second Gulf War2,587
World War II2,506

Plymouth County, Massachusetts Veterans by Age

Name Veterans
65 to 749,283
75+8,723
35 to 546,307
55 to 645,921
18 to 341,590

Plymouth County, Massachusetts Veterans by Race

Name Veterans % of Total
White29,9928.85%
Black8842.74%
2 or More5158.19%
Hispanic3552.99%
Asian1763.43%
Other1741.89%
Indian8314.41%

Plymouth County, Massachusetts Veterans by Education

3.84%

Veteran Poverty Rate

29.29%

Veteran Disability Rate

Plymouth County, Massachusetts Employment Status

Plymouth County, Massachusetts Employment by Age

68%

Labor Force Participation

63.2%

Employment Rate

6.9%

Unemployment Rate

Plymouth County, Massachusetts Employment by Race

Plymouth County, Massachusetts Employment by Education

Population of Cities in Plymouth County, Massachusetts

City 2010 Census 2016 Estimated Growth Growth Rate
Brockton937639563018671.99%
Data Sources
  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