Erwin

Population: 50
Median household income: $53,750
Median home value: $45,000

Erwin, a community in Kingsbury County, South Dakota, has 50 residents. Its median household income of $53,750 runs below the Kingsbury County figure of $70,221.

Between 2019 and 2023, Erwin's population grew 25.0% from 40 to 50, while its median home value rose 25.7% from $35,800 to $45,000.

The typical home was built around 1938. 6.0% of residents live below the poverty line.

Demographics

ACS 2019–2023

Population: 50
Median age: 55.5 yrs
Median household income: $53,750
Median home value: $45,000
Median gross rent: —
Housing units: 26
Homeownership rate: 100.0%
Bachelor's degree or higher: 22.0%
Unemployment rate: 0.0%

Trends

ACS 5-year · 2019–2023

Population

4050

Median household income

$33,750$53,750

Median home value

$35,800$45,000

Year	Population	Median household income	Median home value
2019	40	$33,750	$35,800
2020	54	—	$39,200
2021	47	$35,833	$40,800
2022	39	$46,250	$50,000
2023	50	$53,750	$45,000

Each year is a US Census Bureau ACS 5-year estimate ending that year.

Age distribution

Under 512.0%

5 to 176.0%

18 to 240.0%

25 to 3410.0%

35 to 4416.0%

45 to 546.0%

55 to 6416.0%

65 to 7426.0%

75 and over8.0%

	Count	Share
Under 5	6	12.0%
5 to 17	3	6.0%
18 to 24	0	0.0%
25 to 34	5	10.0%
35 to 44	8	16.0%
45 to 54	3	6.0%
55 to 64	8	16.0%
65 to 74	13	26.0%
75 and over	4	8.0%

Race & ethnicity

	Count	Share
White (non-Hispanic)	50	100.0%
Black or African American	0	0.0%
American Indian & Alaska Native	0	0.0%
Asian	0	0.0%
Native Hawaiian & Pacific Islander	0	0.0%
Some other race	0	0.0%
Two or more races	0	0.0%
Hispanic or Latino (any race)	0	0.0%

Educational attainment (age 25+)

No high school diploma0.0%

High school graduate46.3%

Some college or associate's31.7%

Bachelor's degree14.6%

Graduate or professional degree7.3%

	Count	Share
No high school diploma	0	0.0%
High school graduate	19	46.3%
Some college or associate's	13	31.7%
Bachelor's degree	6	14.6%
Graduate or professional degree	3	7.3%

Commute to work

Mean travel time to work: 33 min

Drove alone91.3%

Carpooled8.7%

Public transit0.0%

Walked0.0%

Bicycle0.0%

Worked from home0.0%

Other means0.0%

How workers get to work

	Count	Share
Drove alone	21	91.3%
Carpooled	2	8.7%
Public transit	0	0.0%
Walked	0	0.0%
Bicycle	0	0.0%
Worked from home	0	0.0%
Other means	0	0.0%

Travel time

	Count	Share
Under 15 min	3	13.0%
15 to 29 min	10	43.5%
30 to 44 min	0	0.0%
45 to 59 min	9	39.1%
60+ min	1	4.3%

Households

Average household size: 2.78
Poverty rate: 6.0% (3 of 50)

	Count	Share
Family households	11	61.1%
Nonfamily households	7	38.9%

Housing

Median year structure built: 1938

Occupancy

	Count	Share
Occupied	18	69.2%
Vacant	8	30.8%

Tenure (of occupied units)

	Count	Share
Owner-occupied	18	100.0%
Renter-occupied	0	0.0%

1-unit, detached96.2%

1-unit, attached0.0%

2 to 4 units0.0%

5 to 19 units0.0%

20 or more units0.0%

Mobile home & other3.8%

Units in structure

	Count	Share
1-unit, detached	25	96.2%
1-unit, attached	0	0.0%
2 to 4 units	0	0.0%
5 to 19 units	0	0.0%
20 or more units	0	0.0%
Mobile home & other	1	3.8%

Geography

Place GEOID: 4619860
Type (LSAD): 43
Land area: 0.48 sq mi
Water area: 0 sq mi
Center point: 44.4880, -97.4409