County

Lyman County, SD

6 ZIP codes  ·  6 cities  ·  South Dakota

👥3,704Population
💰$53,942Median HH Income▼ 29% below avg
🎂34.8Median Age
🏠$124,718Median Home Value▼ 55% below avg
🎓30.9%College Grads▼ 20% below avg
📊4.8%Unemployment≈ Avg
People & Population (ACS 2023 — weighted avg)
♂ Male 52.4% Female 47.7% ♀

Race & Ethnicity

White: 57.4%Hispanic: 0.9%Asian: 0.1%Other: 1.9%Race
White57.4%
Hispanic0.9%
Asian0.1%
Other1.9%

Age Breakdown

Under 5
8%
5–17
20%
18–24
9%
25–44
23%
45–64
22%
65+
9%

Key Indicators

Median Age34.8 yrs
Avg HH Size3.75
Below Poverty24.4% ▲ 144% above avg
College Grads30.9% ▼ 20% below avg
Unemployment4.8% ≈ Avg
No HS Diploma16 (0.7%)
HS Graduate892 (41.7%)
Some College242 (11.3%)
Associates249 (11.6%)
Bachelors164 (7.7%)
Graduate Degree577 (27%)

Education

No HS: 0.7%HS Grad: 41.7%Some College: 11.3%Associates: 11.6%Bachelors: 7.7%Graduate: 27%Edu
No HS0.7%
HS Grad41.7%
Some College11.3%
Associates11.6%
Bachelors7.7%
Graduate27.0%
Housing & Income

Housing Tenure

Owner: 64.6%Renter: 35.4%Tenure
Owner64.6%
Renter35.4%

Home Value Distribution

Under $50k
21%
$50k–$100k
11%
$100k–$150k
14%
$150k–$200k
15%
$200k–$300k
16%
$300k–$500k
9%
Over $500k
12%

Financials

Median HH Income$53,942 ▼ 29% below avg
Median Home Value$124,717 ▼ 55% below avg
Home/Income Ratio2.3x (nat avg ~3.5x)
Median Rent$624/mo
Total Housing Units1,521
Vacant Units346

Income Distribution

Under $25k
19%
$25k–$50k
17%
$50k–$75k
25%
$75k–$100k
13%
$100k–$150k
14%
$150k–$200k
6%
Over $200k
5%
Employment & Commute

How People Get to Work

Drove Alone
76%
Public Transit
0%
Walked
7%
Work From Home
16%

Commute Time

Under 15 min
63%
15–30 min
23%
30–45 min
7%
Over 45 min
7%
Housing Stock

Year Built

Before 1940
3%
1940s–1950s
11%
1960s–1970s
13%
1980s–1990s
16%
2000+
58%
About Lyman County, SD

Lyman County is located in South Dakota and encompasses 6 ZIP codes spanning 6 cities and communities. The county has an estimated population of 3,704 residents. With a median age of 34.83, it is a relatively young county.

Lyman County has a working-class economic profile. The median household income of $53,941 is below the national average. Unemployment stands at 4.8%, near the national average. The poverty rate of 24.4% is significantly above the national average, indicating economic challenges.

Housing in Lyman County is one of the more affordable housing markets in the country, with a median home value of $124,717 — well below the national average. Monthly median rent is approximately $624. Homeownership rates are high at 64.6%, reflecting a largely residential, stable population.

The residents of Lyman County are majority White (57.4%). Educational attainment is moderately educated — 30.9% of adults hold a bachelor's degree or higher, below the national average.

Lyman County, SD is a working-class 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 Lyman County
ZIPCityPopulationMedian IncomeMedian HomeMedian RentUnemp.College
57544 Kennebec 461 $71,875 $144,300 $664 0.5% 36.8%
57548 Lower Brule 1,526 $38,214 $48,000 $429 8.7% 15.0%
57365 Oacoma 619 $63,611 $259,300 $847 4.3% 33.5%
57568 Presho 682 $64,813 $162,900 $831 1.1% 52.0%
57569 Reliance 357 $59,659 $114,000 2.2% 44.5%
57576 Vivian 59 $58,917 $167,500 0.0% 40.7%