Zip code 57239: Grenville, South Dakota

Q: What city is zip code 57239?

57239 is assigned to Grenville, South Dakota. The city name is the one the Postal Service prefers for mail addressed to this zip code.

Q: What county is 57239 in?

57239 is in Day County, South Dakota.

Q: What is the population of 57239?

About 358 people live in 57239, according to the Census Bureau's American Community Survey.

Q: What is the median household income in 57239?

The median household income in 57239 is $106,389.

Q: What zip codes are near 57239?

The closest zip codes to 57239 are 57232, 57261, 57273, 57257, 57247.

Residential delivery areaDay CountyCentral Time

Population

358

Small sample: rough estimates

Median household income

$106K

U.S. $81K

Median home value

$377K

U.S. $333K

Median rent

—

U.S. $1,413

Median age

63.2

U.S. 38.9

Land area

45 sq mi

8 people/sq mi

Boundary is the Census Bureau's ZIP Code Tabulation Area, which closely tracks the postal delivery area.

About 57239

57239 is a rural zip code in Grenville, South Dakota (Day County), covering 45 sq mi of land. About 358 people live here, or 8 per square mile. The median resident is 63.2 years old, compared with 38.9 nationally. With so few residents, the Census figures below are rough estimates with wide margins of error.

The median household earns $106,389 a year, 32% above the national median of $80,734. 5.3% of residents live below the poverty line (U.S.: 12.5%). A typical home is valued at $377,300, or 3.5 years of median household income (U.S.: 4.1 years), which makes homes about as affordable as the national average for local earners. 89% of occupied homes are lived in by their owners.

35% of adults hold a bachelor's degree or higher (U.S.: 36%). Commuters average 32.3 minutes each way, and 32% of workers work from home. The most common jobs among working residents are in management; office and administrative support; and sales. 44% of them are self-employed (U.S.: 10%).

How 57239 compares

Sorted from highest to lowest national percentile

Only about 358 people live here, so these survey estimates have wide margins of error.

Median age63.2
99th
U.S. 38.9 · SD 388th of 347 in SD
Veterans20.4%
99th
U.S. 6.2% · SD 7.9%8th of 347 in SD
Housing vacancy60.8%
99th
U.S. 10.1% · SD 10.5%3rd of 344 in SD
Residents 65 and older46.4%
99th
U.S. 17.2% · SD 18%9th of 347 in SD
Self-employed workers43.8%
99th
U.S. 10% · SD 12.1%28th of 347 in SD
Work from home32.2%
96th
U.S. 15.1% · SD 9.7%25th of 347 in SD
Homeownership rate88.7%
94th
StrengthU.S. 65.2% · SD 68.6%76th of 344 in SD
Average commute32.3 min
84th
WeaknessU.S. 26.4 min · SD 17.8 min19th of 330 in SD
Per capita income$58,270
83rd
StrengthU.S. $44,673 · SD $40,55023rd of 347 in SD
Median household income$106,389
77th
U.S. $80,734 · SD $75,08126th of 327 in SD
Tech workers3.6%
62nd
U.S. 3.8% · SD 2.3%31st of 347 in SD
Median home value$377,300
58th
U.S. $332,700 · SD $257,40015th of 302 in SD
Bachelor's degree or higher34.9%
56th
U.S. 35.7% · SD 31.9%61st of 346 in SD
Median earnings per worker$44,231
37th
U.S. $49,666 · SD $46,539197th of 345 in SD
Uninsured rate4.2%
24th
U.S. 8.4% · SD 9%243rd of 347 in SD
Poverty rate5.3%
14th
StrengthU.S. 12.5% · SD 11.9%254th of 344 in SD
Government workers8.8%
11th
U.S. 14.5% · SD 15.8%274th of 347 in SD
Broadband access82.8%
8th
WeaknessU.S. 91% · SD 89.6%257th of 344 in SD
Diversity index7
2nd
U.S. 61.4 · SD 35.4276th of 347 in SD
Income inequality (Gini)0.344
2nd
StrengthU.S. 0.483 · SD 0.449276th of 343 in SD
Population358
1st
U.S. 334,922,499 · SD 907,428244th of 347 in SD
Population density8/sq mi
1st
U.S. 95/sq mi · SD 12/sq mi131st of 347 in SD
Unemployment rate0%
1st
StrengthU.S. 5.2% · SD 2.9%258th of 347 in SD
Foreign-born residents0%
1st
U.S. 14.1% · SD 4%259th of 347 in SD
Residents under 185.3%
1st
U.S. 22% · SD 24.2%334th of 347 in SD
Healthcare workers3.6%
1st
U.S. 9.7% · SD 10.5%254th of 347 in SD

Measure	57239	Day	SD	U.S.	National percentile	Rank in SD
Median age	63.2	44.8	38	38.9	99th	8th of 347
Veterans	20.4%	8.6%	7.9%	6.2%	99th	8th of 347
Housing vacancy	60.8%	31.1%	10.5%	10.1%	99th	3rd of 344
Residents 65 and older	46.4%	26.7%	18%	17.2%	99th	9th of 347
Self-employed workers	43.8%	20.9%	12.1%	10%	99th	28th of 347
Work from home	32.2%	12%	9.7%	15.1%	96th	25th of 347
Homeownership rateStrength	88.7%	74.6%	68.6%	65.2%	94th	76th of 344
Average commuteWeakness	32.3 min	22.3 min	17.8 min	26.4 min	84th	19th of 330
Per capita incomeStrength	$58,270	$39,593	$40,550	$44,673	83rd	23rd of 347
Median household income	$106,389	$66,033	$75,081	$80,734	77th	26th of 327
Tech workers	3.6%	0.4%	2.3%	3.8%	62nd	31st of 347
Median home value	$377,300	$173,600	$257,400	$332,700	58th	15th of 302
Bachelor's degree or higher	34.9%	22%	31.9%	35.7%	56th	61st of 346
Median earnings per worker	$44,231	$46,359	$46,539	$49,666	37th	197th of 345
Uninsured rate	4.2%	8.5%	9%	8.4%	24th	243rd of 347
Poverty rateStrength	5.3%	14.8%	11.9%	12.5%	14th	254th of 344
Government workers	8.8%	15%	15.8%	14.5%	11th	274th of 347
Broadband accessWeakness	82.8%	83.8%	89.6%	91%	8th	257th of 344
Diversity index	7	29.9	35.4	61.4	2nd	276th of 347
Income inequality (Gini)Strength	0.344	0.458	0.449	0.483	2nd	276th of 343
Population	358	5,437	907,428	334,922,499	1st	244th of 347
Population density	8/sq mi	5/sq mi	12/sq mi	95/sq mi	1st	131st of 347
Unemployment rateStrength	0%	2.1%	2.9%	5.2%	1st	258th of 347
Foreign-born residents	0%	1.7%	4%	14.1%	1st	259th of 347
Residents under 18	5.3%	22.4%	24.2%	22%	1st	334th of 347
Healthcare workers	3.6%	6.9%	10.5%	9.7%	1st	254th of 347

The percentile is the share of Americans who live in a zip code with a lower value, so the 50th percentile is typical. Rank 1 is the highest value in the state. Both include zip codes with at least 100 residents. Strengths and weaknesses mark measures in the best or worst fifth nationally, where higher or lower is clearly better (income, poverty, education, commute, broadband, insurance and similar). Measures like age or density are left unmarked.

People

Age

Under 5

5–17

18–24

25–34

35–44

45–54

34%

55–64

25%

65–74

21%

75+

Median age

63.2

Under 18

5.3%

65 and over

46.4%

Race and ethnicity

White96%
Black0%
Hispanic0.8%
Asian0%
Native American0%
Pacific Islander0%
Other0%
Multiracial3%

Diversity index

U.S. 61.4

Foreign-born

U.S. 14.1%

Born in state

76%

Language spoken at home (households)

English only

100%

Spanish

Other Indo-European

Asian / Pacific

Other

Households

Households: 186
Average household size: 1.9
Family households: 76.3%
Married couples: 66.1%
Living alone: 22.6%
Veterans (of adults): 20.4%
Male / female: 60% / 40%

Income and poverty

Household income distribution

<$25k

16%

$25–50k

$50–75k

$75–100k

13%

$100–150k

24%

$150–200k

17%

$200k+

15%

Median household income

57239

$106,389

Day Co.

$66,033

South Dakota

$75,081

United States

$80,734

Per capita income

$58,270

U.S. $44,673

Poverty rate

5.3%

U.S. 12.5%

Households earning $150K+

31.2%

U.S. 23%

Income inequality (Gini)

0.344

U.S. 0.483

Housing

Median home value

57239

$377,300

Day Co.

$173,600

South Dakota

$257,400

United States

$332,700

Median gross rent

57239

—

Day Co.

$660

South Dakota

$946

United States

$1,413

Types of housing

Single-family

96%

2–4 units

5–19 units

20+ units

Mobile home

Boat, RV, van

Housing units: 475
Owner-occupied: 88.7%
Vacant: 60.8%
Median year built: 1975
Median rooms: 5.2
Renters paying 30%+ of income: —
Renters paying 50%+ of income: —
Home value to income: 3.5× (U.S. 4.1×)

Work and commute

How people get to work

Drove alone

64%

Carpooled

Transit

Walked

Bicycle

Worked from home

32%

Other

Commute time (one way)

<10 min

25%

10–19

19%

20–29

11%

30–44

26%

45–59

60+

19%

Average commute

32.3 min

U.S. 26.4 min

Unemployment

U.S. 5.2%

In labor force

55.7%

U.S. 63.5%

Jobs and careers

What employed residents do, wherever they work

Occupations

Management

29%

Office and admin

28%

Sales

Production

Transportation and moving

Engineering and science

Computer and math

Healthcare

Construction and repair

Business and finance

Education

0.5%

Legal and social services

Arts, media and sports

Police and fire

Food service

Cleaning and personal care

Farming, fishing and forestry

Industries

Agriculture and mining

26%

Retail

15%

Finance, insurance and real estate

15%

Manufacturing

Transportation, warehousing and utilities

Professional and technical services

Admin, support and management

Health care and social assistance

Restaurants and hotels

Education

Wholesale

Construction

Public administration

Other services

Information

Arts and recreation

Median earnings per worker

$44,231

U.S. $49,666

Self-employed

43.8%

U.S. 10%

Government workers

8.8%

U.S. 14.5%

Nonprofit workers

2.6%

U.S. 8.8%

Median earnings by type of work

Type of work	57239	U.S.
Management, business, science and arts	$27,426	$74,888
Service	—	$26,804
Sales and office	$44,519	$40,476
Construction and maintenance	—	$49,199
Production and transportation	$82,583	$39,989

Education, internet and health coverage

Highest education (adults 25+)

No diploma

High school

40%

Some college

Associate's

15%

Bachelor's

23%

Graduate

12%

High school graduate or higher: 95.1%
Bachelor's degree or higher: 34.9%
Graduate or professional degree: 11.9%
Households with broadband: 82.8%
Cable, fiber or DSL: 75.3%
No internet access: 11.3%
Without health insurance: 4.2%
Limited-English households: 0%

Geography

City (USPS): Grenville
State: South Dakota
County: Day County
Center point: 45.5109° N, 97.3131° W
Land area: 45 sq mi
Water area: 2.5 sq mi
Time zone: Central Time (UTC-6, UTC-5 in summer)
Zip type: Residential delivery area

Zip codes near 57239

Search by radius

Zip	City	Distance	Population	IncomeMedian income	Home value
57232	Eden, SD	8.8 mi	651	$93,750	$290,200
57261	Roslyn, SD	9.3 mi	277	$77,813	$167,500
57273	Waubay, SD	12 mi	1,165	$48,167	$177,400
57257	Peever, SD	14 mi	637	$55,625	$75,000
57247	Lake City, SD	16 mi	211	$50,455	$173,300
57262	Sisseton, SD	16 mi	5,100	$51,889	$130,000
57274	Webster, SD	18 mi	2,621	$68,083	$173,200
57266	Summit, SD	19 mi	626	$72,500	$162,500
57256	Ortley, SD	19 mi	238	$66,500	$225,000
57468	Pierpont, SD	21 mi	279	$76,250	$112,500
57224	Claire City, SD	22 mi	164	$59,063	$75,000
57279	Wilmot, SD	23 mi	899	$71,324	$188,000

Questions about 57239

What city is zip code 57239?

57239 is assigned to Grenville, South Dakota. The city name is the one the Postal Service prefers for mail addressed to this zip code.

What county is 57239 in?

57239 is in Day County, South Dakota.

What is the population of 57239?

About 358 people live in 57239, according to the Census Bureau's American Community Survey.

What time zone is 57239 in?

57239 is in Central Time.

What is the median household income in 57239?

The median household income in 57239 is $106,389.

What zip codes are near 57239?

The closest zip codes to 57239 are 57232, 57261, 57273, 57257, 57247.

Demographic figures are 2020–2024 American Community Survey 5-year estimates for ZIP Code Tabulation Area 57239, from the U.S. Census Bureau. Small areas have wide margins of error. How we build these numbers.