Castlewood, South Dakota Population 2024

711

Castlewood is a city located in Hamlin County South Dakota. Castlewood has a 2024 population of 711. Castlewood is currently growing at a rate of 0.28% annually and its population has increased by 2.16% since the most recent census, which recorded a population of 696 in 2020.

The average household income in Castlewood is $84,355 with a poverty rate of 2.03%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in Castlewood is 36 years, 34.8 years for males, and 37.1 years for females.

Castlewood Demographics

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

  • White: 93.62%
  • Two or more races: 4.93%
  • Other race: 1.16%
  • Black or African American: 0.29%
  • Native American:
  • Asian:
  • Native Hawaiian or Pacific Islander:
Land Area (mi²)
1.2 sq mi
Density (mi²)
618.10/sq mi
Growth Since 2020
2.16% (15)
The current population of Castlewood, South Dakota is 711 based on our projections of the latest US Census estimates.The last official US Census in 2020 recorded the population at 696.

Castlewood, South Dakota Population 2024

Population by Race

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Race
Population
Percentage (of total)
White64693.62%
Two or more races344.93%
Other race81.16%
Black or African American20.29%
Native American
Asian
Native Hawaiian or Pacific Islander
showing: 7 rows

White

Two or more races

Other race

Black or African American

Native American

Asian

Native Hawaiian or Pacific Islander

Castlewood Population by Race

Castlewood Population Pyramid 2024

Castlewood Median Age

36

Total

34.8

Male

37.1

Female

Castlewood Adults

There are 484 adults, (106 of whom are seniors) in Castlewood.

Castlewood Age Dependency

82.5

Age Dependency Ratio

28

Old Age Dependency Ratio

54.5

Child Dependency Ratio

Castlewood Sex Ratio

Female34349.71%
Male34750.29%

Castlewood Population by Age

Castlewood Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All2672.5882.417.6
Married1473.4895.24.8
Non Family831.1166.333.7
Male232.2678.321.7
Female142.55050
showing: 5 rows

3.22

Average Family Size

2.58

Average Household Size

82.4%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Castlewood Households and Families

Male

Female

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Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Castlewood Educational Attainment by Sex (over 25)

Castlewood Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

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The highest rate of high school graduation is among 2+ races people with a rate of 100%.

The highest rate of bachelors degrees is among 2+ races people with a rate of 40%.

Castlewood Educational Attainment by Race

All

Male

Female

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$46,875

Average Earnings

$51,691

Average Male

$36,161

Average Female

Castlewood Earnings by Educational Attainment

Castlewood Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Castlewood Language

99.22% of Castlewood residents speak only English, while 0.78% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 0.78% of the population.

Castlewood Language

Castlewood Poverty by Race

rate

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Name
Total
In Poverty
Poverty Rate
White646121.86%
Other8225%
showing: 2 rows

2.03%

Overall Poverty Rate

1.44%

Male Poverty Rate

2.62%

Female Poverty Rate

Poverty in Castlewood

The race most likely to be in poverty in Castlewood is Other, with 25% below the poverty level.

The race least likely to be in poverty in Castlewood is White, with 1.86% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.07%. Among those working part-time, it was 2.46%, and for those that did not work, the poverty rate was 7.27%.

Castlewood Poverty

rate

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Rate
Poverty
Less Than 9th Grade62.5%
High School5.63%
Some College0.59%
Bachelors or Greater
showing: 4 rows

Castlewood Poverty Rate by Education

rate

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Rate
Poverty
Male Unemployed100%
Male Employed1.52%
Female Employed
Female Unemployed
showing: 4 rows

Castlewood Poverty Rate by Employment Status and Sex

Castlewood Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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mean

median

Income by Household Type

Castlewood Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

57.1%

Overall Marriage Rate

56.5%

Male Marriage Rate

57.9%

Female Marriage Rate

Castlewood Married by Age and Sex

male

female

Castlewood Marriage

The age group where males are most likely to be married is 55-64, while the female age group most likely to be married is 35-44.

Castlewood Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Castlewood Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

42

Number of Veterans

39

Male Veterans

3

Female Veterans

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Castlewood Veterans by War

count

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Castlewood Veterans by Age

count

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Castlewood Veterans by Race

Castlewood Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

Veteran Poverty Rate

57.14%

Veteran Disability Rate

Castlewood Veterans by Education

LaborForceParticipation

72.5%

Labor Force Participation

71.2%

Employment Rate

1.9%

Unemployment Rate

Castlewood Employment by Age

LaborForceParticipation

Castlewood Employment by Race

LaborForceParticipation

Castlewood 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

75.51%

Born in Castlewood

98.7%

Native Born

1.3%

Foreign Born

1.16%

Non Citizen

0.14%

Naturalized

Place of Birth

98.7% of Castlewood residents were born in the United States, with 75.51% having been born in South Dakota. 1.16% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Castlewood Place of Birth

Note: data after 2022 is projected based on recent change

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Year
Population
Growth
Growth Rate
202972120.28%
202871920.28%
202771720.28%
202671520.28%
202571320.28%
202471120.28%
202370920.28%
202270720.28%
202170591.29%
2020696467.08%
2019650111.72%
201863940.63%
2017635111.76%
2016624-6-0.95%
201563081.29%
201462230.48%
2013619-8-1.28%
2012627-2-0.32%
201162910.16%
2010628
showing: 20 rows

Castlewood Population by Year