County

Hamlin County, SD

6 ZIP codes  ·  6 cities  ·  South Dakota

👥6,437Population
💰$84,235Median HH Income▲ 10% above avg
🎂32.0Median Age
🏠$204,890Median Home Value▼ 27% below avg
🎓37.1%College Grads≈ Avg
📊1.6%Unemployment▼ 67% below avg
People & Population (ACS 2023 — weighted avg)
♂ Male 51.5% Female 48.5% ♀

Race & Ethnicity

White: 92.3%Hispanic: 5.3%Black: 0.5%Asian: 0.5%Other: 2%Race
White92.3%
Hispanic5.3%
Black0.5%
Asian0.5%
Other2.0%

Age Breakdown

Under 5
10%
5–17
22%
18–24
9%
25–44
23%
45–64
21%
65+
6%

Key Indicators

Median Age32.0 yrs
Avg HH Size2.75
Below Poverty6.3% ▼ 37% below avg
College Grads37.1% ≈ Avg
Unemployment1.6% ▼ 67% below avg
No HS Diploma43 (1.2%)
HS Graduate1,404 (39.3%)
Some College279 (7.8%)
Associates500 (14%)
Bachelors438 (12.3%)
Graduate Degree910 (25.5%)

Education

No HS: 1.2%HS Grad: 39.3%Some College: 7.8%Associates: 14%Bachelors: 12.3%Graduate: 25.5%Edu
No HS1.2%
HS Grad39.3%
Some College7.8%
Associates14.0%
Bachelors12.3%
Graduate25.5%
Housing & Income

Housing Tenure

Owner: 81.6%Renter: 18.4%Tenure
Owner81.6%
Renter18.4%

Home Value Distribution

Under $50k
4%
$50k–$100k
13%
$100k–$150k
18%
$150k–$200k
13%
$200k–$300k
26%
$300k–$500k
18%
Over $500k
7%

Financials

Median HH Income$84,235 ▲ 10% above avg
Median Home Value$204,890 ▼ 27% below avg
Home/Income Ratio2.4x (nat avg ~3.5x)
Median Rent$828/mo
Total Housing Units2,905
Vacant Units622

Income Distribution

Under $25k
7%
$25k–$50k
18%
$50k–$75k
16%
$75k–$100k
20%
$100k–$150k
27%
$150k–$200k
6%
Over $200k
7%
Employment & Commute

How People Get to Work

Drove Alone
84%
Walked
7%
Work From Home
9%

Commute Time

Under 15 min
43%
15–30 min
32%
30–45 min
12%
Over 45 min
12%
Housing Stock

Year Built

Before 1940
3%
1940s–1950s
9%
1960s–1970s
10%
1980s–1990s
12%
2000+
67%
About Hamlin County, SD

Hamlin County is located in South Dakota and encompasses 6 ZIP codes spanning 6 cities and communities. The county has an estimated population of 6,437 residents. With a median age of 32, it is a relatively young county.

Hamlin County has a middle-income economic profile. The median household income of $84,234 is near the national average. Unemployment stands at 1.6%, well below the national average. The poverty rate of 6.3% is well below the national average.

Housing in Hamlin County is an affordable housing market, with a median home value of $204,890 — below the national average. Monthly median rent is approximately $827. Homeownership rates are high at 81.6%, reflecting a largely residential, stable population.

The residents of Hamlin County are primarily White (92.3%). Educational attainment is moderately educated — 37.1% of adults hold a bachelor's degree or higher, near the national average.

Hamlin County, SD is a middle-income area in South Dakota. The 6 ZIP codes within the county each have their own character — browse the full list below to find the right community, whether you're looking for affordable housing, strong schools, or economic opportunity.

ZIP Codes in Hamlin County
ZIPCityPopulationMedian IncomeMedian HomeMedian RentUnemp.College
57221 Bryant 1,185 $82,500 $229,100 $738 0.8% 27.4%
57223 Castlewood 1,367 $88,571 $229,500 $1,096 1.2% 41.4%
57234 Estelline 1,372 $79,167 $169,600 $625 1.2% 45.2%
57241 Hayti 945 $73,750 $136,500 $756 5.7% 30.5%
57242 Hazel 418 $92,222 $215,600 $681 0.0% 39.1%
57248 Lake Norden 1,150 $92,625 $245,100 $956 0.8% 36.7%