Suffolk County, Massachusetts Population 2024

768,038

Suffolk County, Massachusetts's estimated 2024 population is 768,038 with a growth rate of -0.05% in the past year according to the most recent United States census data. Suffolk County, Massachusetts is the 4th largest county in Massachusetts. The 2010 population was 725,786 and has seen a growth of 5.82% since that time.

Note: data after 2022 is projected based on recent change
Year
Population
Growth
Change
2029766,103-387-0.05%
2028766,490-387-0.05%
2027766,877-387-0.05%
2026767,264-387-0.05%
2025767,651-387-0.05%
2024768,038-387-0.05%
2023768,425-387-0.05%
2022768,812-5,702-0.74%
2021774,514-22,667-2.84%
2020797,181-8,734-1.08%
2019805,9151,8920.24%
2018804,0232,7540.34%
2017801,2698,2491.04%
2016793,0209,8431.26%
2015783,1779,0641.17%
2014774,11311,2501.47%
2013762,86311,4921.53%
2012751,37114,0861.91%
2011737,28511,4991.58%
2010725,78600%
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%
1850144,51748,74450.9%
184095,77333,61054.07%
183062,16318,22341.47%
182043,9409,55927.8%
181034,3816,36622.72%
180028,015-16,860-37.57%
179044,875-721,228-94.14%
2024 Growth Rate
-0.05% (-387)
2020 Population
797,181
Area
58 mi²
Density
13242 people/mi²
Growth Since 2020
-3.66% (-29,143)
Founded
May 10th, 1643

Population by Race

Race
Population
Percentage (of total)
White387,74549.37%
Black or African American155,62519.81%
Two or more races110,14914.02%
Asian69,4128.84%
Other race59,0527.52%
Native American2,9160.37%
Native Hawaiian or Pacific Islander5440.07%

White

Black or African American

Two or more races

Asian

Other race

Native American

Native Hawaiian or Pacific Islander

Suffolk County, Massachusetts Population by Race

Suffolk County, Massachusetts Population Pyramid 2024

Suffolk County, Massachusetts Median Age

33.6

Total

33.2

Male

33.9

Female

Suffolk County, Massachusetts Adults

There are 656,724 adults, (98,735 of whom are seniors) in Suffolk County, Massachusetts.

Suffolk County, Massachusetts Age Dependency

40.8

Age Dependency Ratio

17.7

Old Age Dependency Ratio

23.1

Child Dependency Ratio

Suffolk County, Massachusetts Sex Ratio

Female404,91451.55%
Male380,52948.45%

Suffolk County, Massachusetts Population by Age

Suffolk County, Massachusetts Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All319,3072.3236.263.8
Non Family165,7101.452674
Married94,5363.2258.141.9
Female44,6633.3728.571.5
Male14,3983.1533.666.4

3.12

Average Family Size

2.32

Average Household Size

36.2%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Suffolk County, Massachusetts Households and Families

Male

Female

Education Attained
Count
Percentage
9th to 12th Grade29,2065.3%
Associates Degree27,4864.99%
Bachelors Degree146,86126.65%
Graduate Degree124,50722.59%
High School Graduate112,38020.39%
Less Than 9th Grade41,8577.59%
Some College68,83612.49%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

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

Suffolk County, Massachusetts Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

Race
Total
High School
Bachelors
White263,190253,817179,023
Hispanic113,94879,93725,477
Black105,85690,59228,448
2+ Races66,16247,51219,537
Asian49,16639,74028,407
Other Race38,36126,9638,315
Native American1,8741,635664
Islander309274187

The highest rate of high school graduation is among white people with a rate of 96.44%.

The highest rate of bachelors degrees is among white people with a rate of 68.02%.

Suffolk County, Massachusetts Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$75,198$82,233$68,881
Graduate Degree$93,141$104,145$86,605
High School Graduate$38,155$43,680$32,165
Less Than 9th Grade$29,423$33,802$24,451
Overall$59,480$64,507$56,078
Some College$44,512$48,701$39,958

$59,480

Average Earnings

$64,507

Average Male

$56,078

Average Female

Suffolk County, Massachusetts Earnings by Educational Attainment

Suffolk County, Massachusetts Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Suffolk County, Massachusetts Language

60.79% of Suffolk County, Massachusetts residents speak only English, while 39.21% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 19.86% of the population.

Suffolk County, Massachusetts Language

Suffolk County, Massachusetts Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
Hispanic180,11042,60923.66%
White321,85735,69911.09%
Black151,50829,73319.62%
Multiple106,68723,55722.08%
Asian63,41914,64623.09%
Other57,26113,78724.08%
Native2,79651018.24%
Islander50115731.34%

17.02%

Overall Poverty Rate

15.75%

Male Poverty Rate

18.23%

Female Poverty Rate

Poverty in Suffolk County, Massachusetts

The race most likely to be in poverty in Suffolk County, Massachusetts is Islander, with 31.34% below the poverty level.

The race least likely to be in poverty in Suffolk County, Massachusetts is White, with 11.09% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.72%. Among those working part-time, it was 20.98%, and for those that did not work, the poverty rate was 37.5%.

Suffolk County, Massachusetts Poverty

rate

Rate
Poverty
Less Than 9th Grade29.83%
High School19.51%
Some College14.74%
Bachelors or Greater7.03%

Suffolk County, Massachusetts Poverty Rate by Education

rate

Rate
Poverty
Female Unemployed36.36%
Male Unemployed28.92%
Female Employed7.72%
Male Employed5.56%

Suffolk County, Massachusetts Poverty Rate by Employment Status and Sex

Suffolk County, Massachusetts Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Name
Median
Mean
Families$102,723$149,926
Households$87,669$128,245
Married Families$143,696$193,393
Non Families$69,273$103,179

mean

median

Income by Household Type

Suffolk County, Massachusetts Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

32.7%

Overall Marriage Rate

35.6%

Male Marriage Rate

30.1%

Female Marriage Rate

Suffolk County, Massachusetts Married by Age and Sex

male

female

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

Married

Widowed

Divorced

Separated

NeverMarried

Suffolk County, Massachusetts Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

15,748

Number of Veterans

13,899

Male Veterans

1,849

Female Veterans

War
Veterans
Vietnam4,454
Second Gulf War4,398
First Gulf War2,101
Korea1,136
World War II426

Suffolk County, Massachusetts Veterans by War

count

Age Group
Veterans
75+4,493
65 to 743,077
35 to 543,033
55 to 642,664
18 to 342,481

Suffolk County, Massachusetts Veterans by Age

count

Name
Veterans
% of Total
White10,7143.12%
Black3,1352.56%
Hispanic1,7621.28%
2+ Races8591.07%
Other Race4871.07%
Asian4540.73%
Native American994.21%

Suffolk County, Massachusetts Veterans by Race

Suffolk County, Massachusetts Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

11.51%

Veteran Poverty Rate

29.74%

Veteran Disability Rate

Suffolk County, Massachusetts Veterans by Education

LaborForceParticipation

69.7%

Labor Force Participation

64.9%

Employment Rate

6.7%

Unemployment Rate

Suffolk County, Massachusetts Employment by Age

LaborForceParticipation

Suffolk County, Massachusetts Employment by Race

LaborForceParticipation

Suffolk County, Massachusetts 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

43.59%

Born in Suffolk County, Massachusetts

69.99%

Native Born

30.01%

Foreign Born

14.93%

Non Citizen

15.08%

Naturalized

Place of Birth

69.99% of Suffolk County, Massachusetts residents were born in the United States, with 43.59% having been born in Massachusetts. 14.93% 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

Sources