City

Castlewood, SD

1 ZIP code  ·  Hamlin County  ·  South Dakota

👥1,367Population
💰$88,571Median HH Income▲ 16% above avg
🎂36.9Median Age
🏠$229,500Median Home Value▼ 18% below avg
🎓41.4%College Grads≈ Avg
📊1.2%Unemployment▼ 76% below avg
People & Population (ACS 2023 — weighted avg)
♂ Male 49.5% Female 50.6% ♀

Race & Ethnicity

White: 93.2%Hispanic: 0.4%Black: 0.4%Asian: 0.5%Other: 4.8%Race
White93.2%
Hispanic0.4%
Black0.4%
Asian0.5%
Other4.8%

Age Breakdown

Under 5
9%
5–17
24%
18–24
3%
25–44
24%
45–64
25%
65+
8%

Key Indicators

Median Age36.9 yrs
Avg HH Size2.77
Below Poverty2.2% ▼ 78% below avg
College Grads41.4% ≈ Avg
Unemployment1.2% ▼ 76% below avg
No HS Diploma5 (0.6%)
HS Graduate306 (35.6%)
Some College57 (6.6%)
Associates136 (15.8%)
Bachelors138 (16%)
Graduate Degree218 (25.3%)

Education

No HS: 0.6%HS Grad: 35.6%Some College: 6.6%Associates: 15.8%Bachelors: 16%Graduate: 25.3%Edu
No HS0.6%
HS Grad35.6%
Some College6.6%
Associates15.8%
Bachelors16.0%
Graduate25.3%
Housing & Income

Housing Tenure

Owner: 88.3%Renter: 11.7%Tenure
Owner88.3%
Renter11.7%

Home Value Distribution

Under $50k
3%
$50k–$100k
10%
$100k–$150k
9%
$150k–$200k
18%
$200k–$300k
28%
$300k–$500k
24%
Over $500k
7%

Financials

Median HH Income$88,571 ▲ 16% above avg
Median Home Value$229,500 ▼ 18% below avg
Home/Income Ratio2.6x (nat avg ~3.5x)
Median Rent$1,096/mo
Total Housing Units548
Vacant Units54

Income Distribution

Under $25k
5%
$25k–$50k
19%
$50k–$75k
14%
$75k–$100k
22%
$100k–$150k
25%
$150k–$200k
5%
Over $200k
9%
Employment & Commute

How People Get to Work

Drove Alone
90%
Walked
3%
Work From Home
7%

Commute Time

Under 15 min
31%
15–30 min
49%
30–45 min
9%
Over 45 min
10%
Housing Stock

Year Built

Before 1940
2%
1940s–1950s
6%
1960s–1970s
12%
1980s–1990s
16%
2000+
64%
About Castlewood, SD

Castlewood is a city in South Dakota, located in Hamlin County. The city spans 1 ZIP code and is home to approximately 1,367 residents. It is a relatively young city, with a median age of 36.9 years.

Economically, Castlewood is a middle-income community. The median household income of $88,571 is above the national average. Approximately 2.2% of residents live below the poverty line. The unemployment rate is 1.2%, well below the national average.

The real estate market in Castlewood is an affordable housing market. Median home values stand at $229,500, which is below the national average. Renters typically pay around $1,096 per month. Homeownership is high at 88.3%, typical of suburban and family-oriented communities.

The population of Castlewood is well-educated. 41.4% of adults hold a bachelor's degree or higher — near the national average. The community is primarily White (93.2%).

Castlewood, SD offers residents above-average earning potential within South Dakota.

ZIP Codes in Castlewood
ZIPPopulationMedian IncomeMedian HomeMedian RentUnemp.CollegeOwner Occ.
57223 1,367 $88,571 $229,500 $1,096 1.2% 41.4% 88.3%