Suffolk County, Massachusetts Population 2021

Suffolk County, Massachusetts's estimated population is 805,427 with a growth rate of 0.09% in the past year according to the most recent United States census data. Suffolk County, Massachusetts is the null largest county in Massachusetts. The 2010 Population was 725,772 and has seen a growth of 10.98% since this time.

Note: 2020 and 2021 data is projected
Year Population Growth Growth Rate
2021805,4277600.09%
2020804,6677600.09%
2019803,9077600.09%
2018803,1472,3410.29%
2017800,8068,2301.04%
2016792,5769,9851.28%
2015782,5918,9611.16%
2014773,63011,1421.46%
2013762,48811,3851.52%
2012751,10313,9621.89%
2011737,14111,3691.57%
2010725,77261,8669.32%
1990663,90613,7642.12%
1980650,142-85,048-11.57%
1970735,190-56,139-7.09%
1960791,329-105,286-11.74%
1950896,61533,3673.87%
1940863,248-16,288-1.85%
1930879,53644,0145.27%
1920835,522104,13414.24%
1910731,388119,97119.62%
1900611,417126,63726.12%
1890484,78096,85324.97%
1880387,927117,12543.25%
1870270,80278,10240.53%
1860192,70048,18333.34%
1850144,51748,74450.90%
184095,77333,61054.07%
183062,16318,22341.47%
182043,9409,55927.80%
181034,3816,36622.72%
180028,015-16,860-37.57%
179044,8750.00%
2021 Growth Rate
0.09%
County Website
Founded
May 10th, 1643
County Seat
2010 Population
725,772
Growth Since 2010
10.98%
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Suffolk County, Massachusetts Population Growth

Population by Race

Race Population Percentage
White439,96155.23%
Black or African American178,55722.41%
Asian70,5978.86%
Two or More Races52,4796.59%
Some Other Race52,4056.58%
American Indian and Alaska Native2,1880.27%
Native Hawaiian and Other Pacific Islander4180.05%
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Suffolk County, Massachusetts Population By Race

Suffolk County, Massachusetts Population Pyramid 2021

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Suffolk County, Massachusetts Median Age

32.8


Total

32.3


Male

33.3


Female

Suffolk County, Massachusetts Adults

There are 662,970 adults, (93,712 of whom are seniors) in Suffolk County, Massachusetts.

Suffolk County, Massachusetts Age Dependency

39.9

Age Dependency Ratio

16.5

Old Age Dependency Ratio

23.5

Child Dependency Ratio

Suffolk County, Massachusetts Sex Ratio

Mujer

411,727

51.69%

Masculino

384,878

48.31%

Suffolk County, Massachusetts Population by Age

Suffolk County, Massachusetts Renter vs Owner Occupied by Household Type

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Suffolk County, Massachusetts Household Types

Type Owner Renter
Married57.5%42.5%
All36.1%63.9%
Masculino35.5%64.5%
Non Family26.8%73.2%
Mujer25.3%74.7%

36.1%

Rate of Home Ownership

Suffolk County, Massachusetts Households and Families

Type Count Average Size Owned
All309,8442.4136.1
Non Family155,8831.5126.8
Married91,6633.2757.5
Mujer47,3733.3925.3
Masculino14,9253.4935.5

3.19

Average Family Size

2.41

Average Household Size

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Suffolk County, Massachusetts Households by Type

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Education Attained Count Percentage
Less Than 9th Grade43,9827.95%
9th to 12th Grade31,5475.70%
High School Graduate122,37922.12%
Some College74,35413.44%
Associates Degree26,1634.73%
Bachelors Degree140,21225.34%
Graduate Degree114,64620.72%
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Suffolk County, Massachusetts Educational Attainment by Sex (over 25)

Suffolk County, Massachusetts Educational Attainment by Race

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Race Total High School Bachelors
White272,738260,249176,864
Black117,43998,70225,932
Hispanic110,01775,72422,823
Asian48,37338,15725,250
Other Race32,89623,2695,901
2+ Races29,57419,9437,647
Native American1,5271,219338
Islander188164100

The highest rate of high school graduation is among white people with a rate of 95.42%.

The highest rate of bachelors degrees is among white people with a rate of 64.85%.

Suffolk County, Massachusetts Educational Attainment by Race

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Name Average Masculino Mujer
Overall$49,405$52,856$44,925
Less Than 9th Grade$25,250$29,674$20,104
High School Graduate$31,399$36,477$26,116
Some College$38,379$42,952$33,137
Bachelors Degree$63,248$71,611$57,265
Graduate Degree$77,168$87,690$71,481

$49,405

Average Earnings

$52,856

Average Male

$44,925

Average Female

Suffolk County, Massachusetts Earnings by Educational Attainment

Suffolk County, Massachusetts Language by Age

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Suffolk County, Massachusetts Language

60.14% of Suffolk County, Massachusetts residents speak only English, while 39.86% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 19.54% of the population.

Suffolk County, Massachusetts Language

Suffolk County, Massachusetts Poverty by Race

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Name Total In Poverty Poverty Rate
Hispanic176,82444,79825.33%
Black174,59738,14921.85%
White330,91337,09111.21%
Asian64,15518,31228.54%
Other50,65115,01229.64%
Multiple50,74410,74221.17%
Native2,10256726.97%
Islander378287.41%

18.19%

Overall Poverty Rate

16.17%

Male Poverty Rate

20.08%

Female Poverty Rate

Poverty in Suffolk County, Massachusetts

The race most likely to be in poverty in Suffolk County, Massachusetts is Other, with 29.64% below the poverty level.

The race least likely to be in poverty in Suffolk County, Massachusetts is Islander, with 7.41% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.91%. Among those working part-time, it was 22.55%, and for those that did not work, the poverty rate was 37.81%.

Suffolk County, Massachusetts Poverty

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Name Poverty
Less Than 9th Grade29.50%
High School18.81%
Some College14.57%
Bachelors or Greater7.20%

Suffolk County, Massachusetts Poverty Rate by Education

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Name Poverty
Female Unemployed38.50%
Male Unemployed34.73%
Female Employed9.29%
Male Employed5.50%

Suffolk County, Massachusetts Poverty Rate by Employment Status and Sex

Suffolk County, Massachusetts Income by Household Type

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Name Median Mean
Households$69,669$104,274
Families$80,142$120,316
Married Families$119,047$160,273
Non Families$55,026$84,387
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Income by Household Type

Suffolk County, Massachusetts Marital Status

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Marriage Rates

31.6%

Overall Marriage Rate

33.4%

Male Marriage Rate

30.0%

Female Marriage Rate

Suffolk County, Massachusetts Married by Age and Sex

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Suffolk County, Massachusetts Marriage

The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 35-44.

Suffolk County, Massachusetts Marital Status by Race

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Suffolk County, Massachusetts Marital Status

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19,116

Number of Veterans

17,674

Male Veterans

1,442

Female Veterans

War Veterans
Vietnam6,191
Second Gulf War4,593
First Gulf War2,466
Korea1,817
World War II686

Suffolk County, Massachusetts Veterans by War

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Age Group Veterans
75+4,963
65 to 744,271
35 to 543,870
55 to 643,067
18 to 342,945

Suffolk County, Massachusetts Veterans by Age

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Name Veterans % of Total
White14,0533.65%
Black3,6232.63%
Hispanic1,4021.05%
2+ Races5741.60%
Other Race3750.94%
Asian3580.58%
Native American1337.15%

Suffolk County, Massachusetts Veterans by Race

Suffolk County, Massachusetts Veterans by Education

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13.00%

Veteran Poverty Rate

31.37%

Veteran Disability Rate

Suffolk County, Massachusetts Veterans by Education

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69.7%

Labor Force Participation

65.1%

Employment Rate

6.4%

Unemployment Rate

Suffolk County, Massachusetts Employment by Age

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Suffolk County, Massachusetts Employment by Race

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Suffolk County, Massachusetts Employment by Education

Origin of Non-Citizens

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

Origin of Naturalized Citizens

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44.13%

Born in Suffolk County, Massachusetts

70.41%

Native Born

29.59%

Foreign Born

15.48%

Non Citizen

14.11%

Naturalized

Place of Birth

70.41% of Suffolk County, Massachusetts residents were born in the United States, with 44.13% having been born in Massachusetts. 15.48% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Suffolk 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