Cornwall, South Dakota Population 2024

43

Cornwall is a city located in Beadle County and Spink County South Dakota. Cornwall has a 2024 population of 43. Cornwall is currently growing at a rate of 4.88% annually and its population has increased by 13.16% since the most recent census, which recorded a population of 38 in 2020.

The average household income in Cornwall is $125,597 with a poverty rate of 0%. The median age in Cornwall is 54.9 years: 54.2 years for males, and 82.2 years for females.

Cornwall Demographics

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

  • White: 100%
  • Black or African American: 0%
  • Native American: 0%
  • Asian: 0%
  • Native Hawaiian or Pacific Islander: 0%
  • Other race: 0%
  • Two or more races: 0%
Land Area (mi²)
35.5 sq mi
Density (mi²)
1.20/sq mi
Growth Since 2020
13.16% (5)
The current population of Cornwall, South Dakota is 43 based on our projections of the latest US Census estimates (released May 2024). The last official US Census in 2020 recorded the population at 38.

Population by Race

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Race
Population
Percentage (of total)
White89100%
Black or African American00%
Native American00%
Asian00%
Native Hawaiian or Pacific Islander00%
Other race00%
Two or more races00%

White

Black or African American

Native American

Asian

Native Hawaiian or Pacific Islander

Other race

Two or more races

Cornwall Population by Race

Cornwall Population Pyramid 2024

Cornwall Median Age

54.9

Total

54.2

Male

82.2

Female

Cornwall Adults

There are 75 adults, (42 of whom are seniors) in Cornwall.

Cornwall Age Dependency

169.7

Age Dependency Ratio

127.3

Old Age Dependency Ratio

42.4

Child Dependency Ratio

Cornwall Sex Ratio

Female5561.8%
Male3438.2%

Cornwall Population by Age

Cornwall Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All302.971000
Male163.061000
Married142.861000
Female0000
Non Family0000

2.97

Average Family Size

2.97

Average Household Size

100.0%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Cornwall Households and Families

Male

Female

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Education Attained
Count
Percentage
9th to 12th Grade00%
Associates Degree79.33%
Bachelors Degree56.67%
Graduate Degree45.33%
High School Graduate1925.33%
Less Than 9th Grade3344%
Some College79.33%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Cornwall Educational Attainment by Sex (over 25)

Cornwall Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

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Race
Total
High School
Bachelors
White75429

The highest rate of high school graduation is among white people with a rate of 56%.

The highest rate of bachelors degrees is among white people with a rate of 12%.

Cornwall Educational Attainment by Race

All

Male

Female

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Name
Average
Male
Female
Bachelors Degree$0$0$0
Graduate Degree$0$0$0
High School Graduate$0$0$0
Less Than 9th Grade$0$0$0
Overall$86,094$86,641$0
Some College$0$0$0

$86,094

Average Earnings

$86,641

Average Male

$0

Average Female

Cornwall Earnings by Educational Attainment

Cornwall Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Cornwall Language

100% of Cornwall residents speak only English, while 0% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 0% of the population.

Cornwall Language

rate

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Rate
Poverty
Less Than 9th Grade0%
High School0%
Some College0%
Bachelors or Greater0%

Cornwall Poverty Rate by Education

rate

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Rate
Poverty
Male Employed0%
Male Unemployed0%
Female Employed0%
Female Unemployed0%

Cornwall Poverty Rate by Employment Status and Sex

Cornwall Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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Name
Median
Mean
Families$99,063$125,597
Households$99,063$125,597
Married Families$145,714$-999,999,999
Non Families--

mean

median

Income by Household Type

Cornwall Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

34.7%

Overall Marriage Rate

44.8%

Male Marriage Rate

28.3%

Female Marriage Rate

Cornwall Married by Age and Sex

male

female

Cornwall Marriage

The age group where males are most likely to be married is 20-34, while the female age group most likely to be married is 20-34.

Cornwall Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Cornwall Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

0

Number of Veterans

0

Male Veterans

0

Female Veterans

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War
Veterans
Second Gulf War0
First Gulf War0
Vietnam0
Korea0
World War II0

Cornwall Veterans by War

count

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Age Group
Veterans
18 to 340
35 to 540
55 to 640
65 to 740
75+0

Cornwall Veterans by Age

count

Cornwall Veterans by Race

Cornwall Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

0%

Veteran Poverty Rate

0%

Veteran Disability Rate

Cornwall Veterans by Education

LaborForceParticipation

48%

Labor Force Participation

48%

Employment Rate

0%

Unemployment Rate

Cornwall Employment by Age

LaborForceParticipation

Cornwall Employment by Race

LaborForceParticipation

Cornwall 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

96.63%

Born in Cornwall

100%

Native Born

0%

Foreign Born

0%

Non Citizen

0%

Naturalized

Place of Birth

100% of Cornwall residents were born in the United States, with 96.63% having been born in South Dakota. 0% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Europe.

Cornwall Place of Birth

Note: data after 2022 is projected based on recent change

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Year
Population
Growth
Growth Rate
20295323.92%
20285124.08%
20274924.26%
20264724.44%
20254524.65%
20244324.88%
20234125.13%
20223925.41%
202137-1-2.63%
202038-9-19.15%
20194700%
201847-1-2.08%
20174800%
201648-1-2.04%
20154912.08%
20144800%
201348-1-2.04%
20124912.08%
20114836.67%
20104500%

Cornwall Population by Year