City

Grenville, SD

1 ZIP code  ·  Day County  ·  South Dakota

👥380Population
💰$89,896Median HH Income▲ 18% above avg
🎂63.4Median Age
🏠$290,600Median Home Value≈ Avg
🎓49.2%College Grads▲ 27% above avg
People & Population (ACS 2023 — weighted avg)
♂ Male 58.4% Female 41.6% ♀

Race & Ethnicity

White: 96.6%Hispanic: 0.5%Other: 2.9%Race
White96.6%
Hispanic0.5%
Other2.9%

Age Breakdown

5–17
10%
18–24
4%
25–44
5%
45–64
34%
65+
16%

Key Indicators

Median Age63.4 yrs
Avg HH Size2.05
Below Poverty8.7% ▼ 13% below avg
College Grads49.2% ▲ 27% above avg
HS Graduate114 (38.4%)
Some College27 (9.1%)
Associates10 (3.4%)
Bachelors46 (15.5%)
Graduate Degree100 (33.7%)

Education

HS Grad: 38.4%Some College: 9.1%Associates: 3.4%Bachelors: 15.5%Graduate: 33.7%Edu
HS Grad38.4%
Some College9.1%
Associates3.4%
Bachelors15.5%
Graduate33.7%
Housing & Income

Housing Tenure

Owner: 90.8%Renter: 9.2%Tenure
Owner90.8%
Renter9.2%

Home Value Distribution

Under $50k
19%
$50k–$100k
6%
$100k–$150k
4%
$150k–$200k
8%
$200k–$300k
15%
$300k–$500k
14%
Over $500k
35%

Financials

Median HH Income$89,896 ▲ 18% above avg
Median Home Value$290,600 ≈ Avg
Home/Income Ratio3.2x (nat avg ~3.5x)
Total Housing Units465
Vacant Units280

Income Distribution

Under $25k
18%
$25k–$50k
9%
$50k–$75k
13%
$75k–$100k
18%
$100k–$150k
21%
$150k–$200k
12%
Over $200k
8%
Employment & Commute

How People Get to Work

Drove Alone
82%
Work From Home
18%

Commute Time

Under 15 min
37%
15–30 min
21%
30–45 min
25%
Over 45 min
18%
Housing Stock

Year Built

Before 1940
3%
1940s–1950s
5%
1960s–1970s
3%
1980s–1990s
19%
2000+
70%
About Grenville, SD

Grenville is a city in South Dakota, located in Day County. The city spans 1 ZIP code and is home to approximately 380 residents. It is an older city, with a median age of 63.4 years.

Economically, Grenville is a middle-income community. The median household income of $89,896 is above the national average. Approximately 8.7% of residents live below the poverty line.

The real estate market in Grenville is a mid-range housing market. Median home values stand at $290,600, which is near the national average. Homeownership is high at 90.8%, typical of suburban and family-oriented communities.

The population of Grenville is well-educated. 49.2% of adults hold a bachelor's degree or higher — above the national average. The community is primarily White (96.58%).

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

ZIP Codes in Grenville
ZIPPopulationMedian IncomeMedian HomeMedian RentUnemp.CollegeOwner Occ.
57239 380 $89,896 $290,600 0.0% 49.2% 90.8%