Castlewood is a city located in Deuel County and Hamlin County South Dakota. Castlewood has a 2024 population of 718. Castlewood is currently growing at a rate of 0.84% annually and its population has increased by 3.16% 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.
According to the most recent ACS, the racial composition of Castlewood was:
White
Two or more races
Other race
Black or African American
Native American
Asian
Native Hawaiian or Pacific Islander
Household Type | Count | Average Size | Owner | Renter |
|---|---|---|---|---|
| All | 267 | 2.58 | 82.4 | 17.6 |
| Married | 147 | 3.48 | 95.2 | 4.8 |
| Non Family | 83 | 1.11 | 66.3 | 33.7 |
| Male | 23 | 2.26 | 78.3 | 21.7 |
| Female | 14 | 2.5 | 50 | 50 |
3.22
Average Family Size
2.58
Average Household Size
82.4%
Rate of Home Ownership
Married
Male
Female
NonFamily
owner
renter
Male
Female
Less Than 9th Grade
9th to 12th Grade
High School Graduate
Some College
Associates Degree
Bachelors Degree
Graduate Degree
High School Graduation Rate
Bachelors Rate
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%.
All
Male
Female
$46,875
Average Earnings
$51,691
Average Male
$36,161
Average Female
Only English
Spanish
Other Indo-European Languages
Asian and Pacific Island Languages
Other Languages
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.
rate
2.03%
Overall Poverty Rate
1.44%
Male Poverty Rate
2.62%
Female Poverty Rate
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%.
Married
Widowed
Divorced
Separated
NeverMarried
57.1%
Overall Marriage Rate
56.5%
Male Marriage Rate
57.9%
Female Marriage Rate
male
female
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.
Married
Widowed
Divorced
Separated
NeverMarried
Less Than 9th Grade
High School Graduate
Some College
Bachelors or Greater
0%
Veteran Poverty Rate
57.14%
Veteran Disability Rate
LaborForceParticipation
72.5%
Labor Force Participation
71.2%
Employment Rate
1.9%
Unemployment Rate
LaborForceParticipation
LaborForceParticipation
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.
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
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.
Year | Population | Growth | Growth Rate |
|---|---|---|---|
| 2029 | 745 | 5 | 0.68% |
| 2028 | 740 | 6 | 0.82% |
| 2027 | 734 | 5 | 0.69% |
| 2026 | 729 | 6 | 0.83% |
| 2025 | 723 | 5 | 0.7% |
| 2024 | 718 | 6 | 0.84% |
| 2023 | 712 | 5 | 0.71% |
| 2022 | 707 | 2 | 0.28% |
| 2021 | 705 | 9 | 1.29% |
| 2020 | 696 | 46 | 7.08% |
| 2019 | 650 | 11 | 1.72% |
| 2018 | 639 | 4 | 0.63% |
| 2017 | 635 | 11 | 1.76% |
| 2016 | 624 | -6 | -0.95% |
| 2015 | 630 | 8 | 1.29% |
| 2014 | 622 | 3 | 0.48% |
| 2013 | 619 | -8 | -1.28% |
| 2012 | 627 | -2 | -0.32% |
| 2011 | 629 | 1 | 0.16% |
| 2010 | 628 | 0 | 0% |