Barnstable County, Massachusetts Population 2024

231,392

Barnstable County, Massachusetts's estimated 2024 population is 231,392 with a growth rate of -0.15% in the past year according to the most recent United States census data. Barnstable County, Massachusetts is the 9th largest county in Massachusetts. The 2010 population was 215,909 and has seen a growth of 7.17% since that time.

Note: data after 2022 is projected based on recent change
Year
Population
Growth
Change
2029229,677-343-0.15%
2028230,020-343-0.15%
2027230,363-343-0.15%
2026230,706-343-0.15%
2025231,049-343-0.15%
2024231,392-343-0.15%
2023231,735-343-0.15%
2022232,078-237-0.1%
2021232,3154,3031.89%
2020228,01215,0897.09%
2019212,923-856-0.4%
2018213,779-77-0.04%
2017213,856510.02%
2016213,805-210-0.1%
2015214,015-383-0.18%
2014214,398-211-0.1%
2013214,609-245-0.11%
2012214,854-535-0.25%
2011215,389-520-0.24%
2010215,90900%
1990186,60538,68026.15%
1980147,92551,26953.04%
197096,65626,37037.52%
196070,28623,48150.17%
195046,8059,51025.5%
194037,2954,99015.45%
193032,3055,63521.13%
192026,670-872-3.17%
191027,542-284-1.02%
190027,826-1,346-4.61%
189029,172-2,725-8.54%
188031,897-877-2.68%
187032,774-3,216-8.94%
186035,9907142.02%
185035,2762,7288.38%
184032,5484,03414.15%
183028,5144,48818.68%
182024,0261,8158.17%
181022,2112,91815.12%
180019,2931,93911.17%
179017,354-212,323-92.44%
2024 Growth Rate
-0.15% (-343)
County Website
Barnstable County
2020 Population
228,012
Area
394 mi²
Density
587 people/mi²
Growth Since 2020
1.48% (3,380)
Founded
1685

Population by Race

Race
Population
Percentage (of total)
White201,59987.87%
Two or more races11,8675.17%
Black or African American6,5152.84%
Other race5,0072.18%
Asian3,4211.49%
Native American1,0070.44%
Native Hawaiian or Pacific Islander200.01%

White

Two or more races

Black or African American

Other race

Asian

Native American

Native Hawaiian or Pacific Islander

Barnstable County, Massachusetts Population by Race

Barnstable County, Massachusetts Population Pyramid 2024

Barnstable County, Massachusetts Median Age

54.5

Total

51.9

Male

56

Female

Barnstable County, Massachusetts Adults

There are 196,064 adults, (72,541 of whom are seniors) in Barnstable County, Massachusetts.

Barnstable County, Massachusetts Age Dependency

85.7

Age Dependency Ratio

58.7

Old Age Dependency Ratio

27

Child Dependency Ratio

Barnstable County, Massachusetts Sex Ratio

Female118,73051.75%
Male110,70648.25%

Barnstable County, Massachusetts Population by Age

Barnstable County, Massachusetts Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All99,9692.2781.418.6
Married49,6942.8390.79.3
Non Family37,8401.2372.727.3
Female8,8183.1670.629.4
Male3,6173.1770.129.9

2.83

Average Family Size

2.27

Average Household Size

81.4%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Barnstable County, Massachusetts Households and Families

Male

Female

Education Attained
Count
Percentage
9th to 12th Grade4,7412.63%
Associates Degree18,06510.02%
Bachelors Degree45,37325.17%
Graduate Degree37,64820.89%
High School Graduate38,49721.36%
Less Than 9th Grade2,6461.47%
Some College33,29118.47%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

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

Barnstable County, Massachusetts Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

Race
Total
High School
Bachelors
White161,238156,73277,385
2+ Races6,8226,3162,023
Hispanic4,6063,153997
Black4,3393,844890
Other Race2,8371,993652
Asian2,2782,1121,536
Native American63155996
Islander202020

The highest rate of high school graduation is among islander people with a rate of 100%.

The highest rate of bachelors degrees is among islander people with a rate of 100%.

Barnstable County, Massachusetts Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$59,383$73,794$53,095
Graduate Degree$78,346$92,592$70,757
High School Graduate$43,780$50,908$33,945
Less Than 9th Grade$33,053$39,410$24,163
Overall$52,629$59,536$45,077
Some College$45,256$56,948$37,906

$52,629

Average Earnings

$59,536

Average Male

$45,077

Average Female

Barnstable County, Massachusetts Earnings by Educational Attainment

Barnstable County, Massachusetts Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Barnstable County, Massachusetts Language

89.44% of Barnstable County, Massachusetts residents speak only English, while 10.56% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 6.73% of the population.

Barnstable County, Massachusetts Language

Barnstable County, Massachusetts Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
White196,16112,1156.18%
Multiple11,7301,60713.7%
Hispanic7,8541,37417.49%
Other4,93085717.38%
Black6,4425738.89%
Asian3,3502948.78%
Native96820421.07%

7.02%

Overall Poverty Rate

6.07%

Male Poverty Rate

7.9%

Female Poverty Rate

Poverty in Barnstable County, Massachusetts

The race most likely to be in poverty in Barnstable County, Massachusetts is Native, with 21.07% below the poverty level.

The race least likely to be in poverty in Barnstable County, Massachusetts is White, with 6.18% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0.96%. Among those working part-time, it was 7.75%, and for those that did not work, the poverty rate was 11.83%.

Barnstable County, Massachusetts Poverty

rate

Rate
Poverty
Less Than 9th Grade17.78%
High School9.16%
Some College8.6%
Bachelors or Greater3.7%

Barnstable County, Massachusetts Poverty Rate by Education

rate

Rate
Poverty
Female Unemployed25.31%
Male Unemployed22.4%
Female Employed3.34%
Male Employed2.65%

Barnstable County, Massachusetts Poverty Rate by Employment Status and Sex

Barnstable County, Massachusetts Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Name
Median
Mean
Families$118,599$153,155
Households$90,447$124,905
Married Families$132,370$167,229
Non Families$53,616$74,760

mean

median

Income by Household Type

Barnstable County, Massachusetts Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

52.6%

Overall Marriage Rate

55.6%

Male Marriage Rate

49.8%

Female Marriage Rate

Barnstable County, Massachusetts Married by Age and Sex

male

female

Barnstable 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 45-54.

Barnstable County, Massachusetts Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Barnstable County, Massachusetts Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

15,633

Number of Veterans

14,640

Male Veterans

993

Female Veterans

War
Veterans
Vietnam6,859
First Gulf War2,124
Korea1,938
Second Gulf War1,593
World War II511

Barnstable County, Massachusetts Veterans by War

count

Age Group
Veterans
75+6,789
65 to 744,361
55 to 642,155
35 to 541,995
18 to 34333

Barnstable County, Massachusetts Veterans by Age

count

Name
Veterans
% of Total
White14,5448.28%
2+ Races6548.25%
Hispanic2584.8%
Black2505.08%
Native American719.03%
Other Race661.96%
Asian481.8%

Barnstable County, Massachusetts Veterans by Race

Barnstable County, Massachusetts Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

5.35%

Veteran Poverty Rate

32.29%

Veteran Disability Rate

Barnstable County, Massachusetts Veterans by Education

LaborForceParticipation

59.7%

Labor Force Participation

56.8%

Employment Rate

4.5%

Unemployment Rate

Barnstable County, Massachusetts Employment by Age

LaborForceParticipation

Barnstable County, Massachusetts Employment by Race

LaborForceParticipation

Barnstable 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

61.1%

Born in Barnstable County, Massachusetts

90.61%

Native Born

9.39%

Foreign Born

3.97%

Non Citizen

5.43%

Naturalized

Place of Birth

90.61% of Barnstable County, Massachusetts residents were born in the United States, with 61.1% having been born in Massachusetts. 3.97% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Barnstable County, Massachusetts Place of Birth

Sources