Stonington, Connecticut Population 2024

18,430

Stonington Demographics

According to the most recent ACS, the racial composition of Stonington was:

  • White: 85.82%
  • Two or more races: 8.21%
  • Asian: 2.42%
  • Black or African American: 1.98%
  • Other race: 1.09%
  • Native American: 0.47%
  • Native Hawaiian or Pacific Islander: 0%
Land Area (mi²)
38.6 sq mi
Density (mi²)
477.0/sq mi
Growth Since 2020
0.61% (112)
The current population of Stonington, Connecticut is 18,430 based on our projections of the latest US Census estimates (released May 2024). The last official US Census in 2020 recorded the population at 18,318.

Population by Race

Race
Population
Percentage (of total)
White15,78985.82%
Two or more races1,5108.21%
Asian4462.42%
Black or African American3651.98%
Other race2001.09%
Native American870.47%
Native Hawaiian or Pacific Islander00%

White

Two or more races

Asian

Black or African American

Other race

Native American

Native Hawaiian or Pacific Islander

Stonington Population by Race

Stonington Population Pyramid 2024

Stonington Median Age

51.3

Total

49

Male

52.6

Female

Stonington Adults

There are 15,072 adults, (4,898 of whom are seniors) in Stonington.

Stonington Age Dependency

80.8

Age Dependency Ratio

48.1

Old Age Dependency Ratio

32.7

Child Dependency Ratio

Stonington Sex Ratio

Female9,25450.3%
Male9,14349.7%

Stonington Population by Age

Stonington Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All8,3232.1772.227.8
Married4,1602.7291.78.3
Non Family3,0661.1655.944.1
Female6603.0746.453.6
Male4372.564060

2.69

Average Family Size

2.17

Average Household Size

72.2%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Stonington Households and Families

Male

Female

Education Attained
Count
Percentage
9th to 12th Grade2501.75%
Associates Degree1,2048.45%
Bachelors Degree4,00528.11%
Graduate Degree3,18822.37%
High School Graduate2,94920.7%
Less Than 9th Grade2051.44%
Some College2,44817.18%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Stonington Educational Attainment by Sex (over 25)

Stonington Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

Race
Total
High School
Bachelors
White12,68412,3916,425
2+ Races632630381
Asian377326229
Black23521735
Hispanic21817695
Other Race13110775
Native American87492

The highest rate of high school graduation is among 2+ races people with a rate of 99.68%.

The highest rate of bachelors degrees is among asian people with a rate of 60.74%.

Stonington Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$59,792$91,625$50,381
Graduate Degree$104,792$148,750$73,148
High School Graduate$45,760$63,683$33,859
Less Than 9th Grade$35,099$35,789$0
Overall$60,138$79,045$44,589
Some College$49,621$64,052$29,969

$60,138

Average Earnings

$79,045

Average Male

$44,589

Average Female

Stonington Earnings by Educational Attainment

Stonington Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Stonington Language

93.87% of Stonington residents speak only English, while 6.13% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 3.97% of the population.

Stonington Language

Stonington Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
White15,3297935.17%
Multiple1,5081429.42%
Hispanic4895010.22%
Native873034.48%
Black32610.31%

5.63%

Overall Poverty Rate

3.79%

Male Poverty Rate

7.47%

Female Poverty Rate

Poverty in Stonington

The race most likely to be in poverty in Stonington is Native, with 34.48% below the poverty level.

The race least likely to be in poverty in Stonington is Black, with 0.31% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0.1%. Among those working part-time, it was 6.6%, and for those that did not work, the poverty rate was 8.65%.

Stonington Poverty

rate

Rate
Poverty
Less Than 9th Grade11.34%
High School7.87%
Some College7.57%
Bachelors or Greater1.8%

Stonington Poverty Rate by Education

rate

Rate
Poverty
Female Unemployed37.41%
Male Unemployed25.17%
Female Employed2.99%
Male Employed0.93%

Stonington Poverty Rate by Employment Status and Sex

Stonington Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Name
Median
Mean
Families$130,532$167,991
Households$102,174$137,388
Married Families$151,458$-999,999,999
Non Families$50,214$77,626

mean

median

Income by Household Type

Stonington Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

55.5%

Overall Marriage Rate

58.1%

Male Marriage Rate

52.8%

Female Marriage Rate

Stonington Married by Age and Sex

male

female

Stonington 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.

Stonington Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Stonington Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

1,162

Number of Veterans

1,126

Male Veterans

36

Female Veterans

War
Veterans
Vietnam559
Second Gulf War145
First Gulf War136
Korea126
World War II39

Stonington Veterans by War

count

Age Group
Veterans
65 to 74469
75+399
55 to 64135
35 to 54117
18 to 3442

Stonington Veterans by Age

count

Name
Veterans
% of Total
White1,0277.76%
2+ Races12218.71%
Black134.94%
Hispanic10.45%

Stonington Veterans by Race

Stonington Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

4.18%

Veteran Poverty Rate

29.38%

Veteran Disability Rate

Stonington Veterans by Education

LaborForceParticipation

64.7%

Labor Force Participation

60.2%

Employment Rate

4.5%

Unemployment Rate

Stonington Employment by Age

LaborForceParticipation

Stonington Employment by Race

LaborForceParticipation

Stonington 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

36.67%

Born in Stonington

94.75%

Native Born

5.25%

Foreign Born

1.92%

Non Citizen

3.33%

Naturalized

Place of Birth

94.75% of Stonington residents were born in the United States, with 36.67% having been born in Connecticut. 1.92% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Europe.

Stonington Place of Birth

Note: data after 2022 is projected based on recent change
Year
Population
Growth
Change
202918,425-1-0.01%
202818,426-1-0.01%
202718,427-1-0.01%
202618,428-1-0.01%
202518,429-1-0.01%
202418,430-1-0.01%
202318,431-1-0.01%
202218,432-1-0.01%
202118,4331150.63%
202018,318-289-1.55%
201918,6071650.89%
201818,442-76-0.41%
201718,518-36-0.19%
201618,5543081.69%
201518,246-148-0.8%
201418,394-73-0.4%
201318,467-72-0.39%
201218,539550.3%
201118,484-40-0.22%
201018,52400%

Stonington Population by Year