Zip code 57420: Akaska, South Dakota

Q: What city is zip code 57420?

57420 is assigned to Akaska, South Dakota. The city name is the one the Postal Service prefers for mail addressed to this zip code.

Q: What county is 57420 in?

57420 is in Walworth County, South Dakota.

Q: What is the population of 57420?

About 260 people live in 57420, according to the Census Bureau's American Community Survey.

Q: What is the median household income in 57420?

The median household income in 57420 is $40,469.

Q: What zip codes are near 57420?

The closest zip codes to 57420 are 57472, 57601, 57442, 57450, 57452.

Residential delivery areaWalworth CountyCentral Time

Population

260

Small sample: rough estimates

Median household income

$40K

U.S. $81K

Median home value

$79K

U.S. $333K

Median rent

—

U.S. $1,413

Median age

21.6

U.S. 38.9

Land area

44 sq mi

6 people/sq mi

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

About 57420

57420 is a rural zip code in Akaska, South Dakota (Walworth County), covering 44 sq mi of land. About 260 people live here, or 6 per square mile. The median resident is 21.6 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 $40,469 a year, about 50% of the national median of $80,734. 45% of residents live below the poverty line (U.S.: 12.5%). A typical home is valued at $79,000, or 2.0 years of median household income (U.S.: 4.1 years), which makes homes relatively affordable for local earners. 65% of occupied homes are lived in by their owners.

37% of adults hold a bachelor's degree or higher (U.S.: 36%). Commuters average 35.2 minutes each way, and 20% of workers work from home. The most common jobs among working residents are in management; production and manufacturing; and business and finance. 42% of them are self-employed (U.S.: 10%).

How 57420 compares

Sorted from highest to lowest national percentile

Only about 260 people live here, so these survey estimates have wide margins of error.

Poverty rate45%
99th
WeaknessU.S. 12.5% · SD 11.9%21st of 344 in SD
Uninsured rate61.2%
99th
WeaknessU.S. 8.4% · SD 9%3rd of 347 in SD
Housing vacancy44.6%
99th
U.S. 10.1% · SD 10.5%12th of 344 in SD
Rent-burdened renters100%
99th
WeaknessU.S. 51.1% · SD 39.8%10th of 313 in SD
Residents under 1837.3%
99th
U.S. 22% · SD 24.2%37th of 347 in SD
Self-employed workers41.7%
99th
U.S. 10% · SD 12.1%35th of 347 in SD
Broadband access98.1%
98th
StrengthU.S. 91% · SD 89.6%17th of 344 in SD
Average commute35.2 min
91st
WeaknessU.S. 26.4 min · SD 17.8 min11th of 330 in SD
Income inequality (Gini)0.486
84th
WeaknessU.S. 0.483 · SD 0.44955th of 343 in SD
Residents 65 and older21.2%
80th
U.S. 17.2% · SD 18%161st of 347 in SD
Work from home20.2%
78th
U.S. 15.1% · SD 9.7%69th of 347 in SD
Veterans8%
77th
U.S. 6.2% · SD 7.9%130th of 347 in SD
Bachelor's degree or higher36.9%
60th
U.S. 35.7% · SD 31.9%47th of 346 in SD
Homeownership rate65.4%
42nd
U.S. 65.2% · SD 68.6%277th of 344 in SD
Median earnings per worker$31,250
4th
WeaknessU.S. $49,666 · SD $46,539308th of 345 in SD
Median household income$40,469
3rd
WeaknessU.S. $80,734 · SD $75,081314th of 327 in SD
Population260
1st
U.S. 334,922,499 · SD 907,428277th of 347 in SD
Population density6/sq mi
1st
U.S. 95/sq mi · SD 12/sq mi166th of 347 in SD
Per capita income$16,487
1st
WeaknessU.S. $44,673 · SD $40,550324th of 347 in SD
Median home value$79,000
1st
U.S. $332,700 · SD $257,400273rd of 302 in SD
Median age21.6
1st
U.S. 38.9 · SD 38333rd of 347 in SD
Unemployment rate0%
1st
StrengthU.S. 5.2% · SD 2.9%344th of 347 in SD
Diversity index2.3
1st
U.S. 61.4 · SD 35.4309th of 347 in SD
Foreign-born residents0%
1st
U.S. 14.1% · SD 4%345th of 347 in SD
Tech workers0%
1st
U.S. 3.8% · SD 2.3%338th of 347 in SD
Healthcare workers0%
1st
U.S. 9.7% · SD 10.5%345th of 347 in SD
Government workers0%
1st
U.S. 14.5% · SD 15.8%347th of 347 in SD

Measure	57420	Walworth	SD	U.S.	National percentile	Rank in SD
Poverty rateWeakness	45%	14.9%	11.9%	12.5%	99th	21st of 344
Uninsured rateWeakness	61.2%	10.6%	9%	8.4%	99th	3rd of 347
Housing vacancy	44.6%	17.6%	10.5%	10.1%	99th	12th of 344
Rent-burdened rentersWeakness	100%	40.8%	39.8%	51.1%	99th	10th of 313
Residents under 18	37.3%	23.7%	24.2%	22%	99th	37th of 347
Self-employed workers	41.7%	21.7%	12.1%	10%	99th	35th of 347
Broadband accessStrength	98.1%	90.1%	89.6%	91%	98th	17th of 344
Average commuteWeakness	35.2 min	16.7 min	17.8 min	26.4 min	91st	11th of 330
Income inequality (Gini)Weakness	0.486	0.449	0.449	0.483	84th	55th of 343
Residents 65 and older	21.2%	23%	18%	17.2%	80th	161st of 347
Work from home	20.2%	6%	9.7%	15.1%	78th	69th of 347
Veterans	8%	8.1%	7.9%	6.2%	77th	130th of 347
Bachelor's degree or higher	36.9%	29.6%	31.9%	35.7%	60th	47th of 346
Homeownership rate	65.4%	76.2%	68.6%	65.2%	42nd	277th of 344
Median earnings per workerWeakness	$31,250	$51,272	$46,539	$49,666	4th	308th of 345
Median household incomeWeakness	$40,469	$65,026	$75,081	$80,734	3rd	314th of 327
Population	260	5,271	907,428	334,922,499	1st	277th of 347
Population density	6/sq mi	8/sq mi	12/sq mi	95/sq mi	1st	166th of 347
Per capita incomeWeakness	$16,487	$38,408	$40,550	$44,673	1st	324th of 347
Median home value	$79,000	$136,600	$257,400	$332,700	1st	273rd of 302
Median age	21.6	41.7	38	38.9	1st	333rd of 347
Unemployment rateStrength	0%	3.5%	2.9%	5.2%	1st	344th of 347
Diversity index	2.3	36.9	35.4	61.4	1st	309th of 347
Foreign-born residents	0%	0.4%	4%	14.1%	1st	345th of 347
Tech workers	0%	0%	2.3%	3.8%	1st	338th of 347
Healthcare workers	0%	10.2%	10.5%	9.7%	1st	345th of 347
Government workers	0%	18%	15.8%	14.5%	1st	347th 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

33%

Under 5

5–17

16%

18–24

13%

25–34

35–44

45–54

55–64

20%

65–74

75+

Median age

21.6

Under 18

37.3%

65 and over

21.2%

Race and ethnicity

White99%
Black0%
Hispanic0%
Asian0%
Native American0%
Pacific Islander0%
Other1%
Multiracial0%

Diversity index

2.3

U.S. 61.4

Foreign-born

U.S. 14.1%

Born in state

88.5%

Language spoken at home (households)

English only

99%

Spanish

Other Indo-European

0.9%

Asian / Pacific

Other

Households

Households: 107
Average household size: 2.4
Family households: 49.5%
Married couples: 49.5%
Living alone: 44.9%
Veterans (of adults): 8%
Male / female: 61% / 39%

Income and poverty

Household income distribution

<$25k

41%

$25–50k

28%

$50–75k

21%

$75–100k

$100–150k

$150–200k

$200k+

0.9%

Median household income

57420

$40,469

Walworth Co.

$65,026

South Dakota

$75,081

United States

$80,734

Per capita income

$16,487

U.S. $44,673

Poverty rate

45%

U.S. 12.5%

Households earning $150K+

0.9%

U.S. 23%

Income inequality (Gini)

0.486

U.S. 0.483

Housing

Median home value

57420

$79,000

Walworth Co.

$136,600

South Dakota

$257,400

United States

$332,700

Median gross rent

57420

—

Walworth Co.

$926

South Dakota

$946

United States

$1,413

Types of housing

Single-family

42%

2–4 units

12%

5–19 units

20+ units

Mobile home

46%

Boat, RV, van

Housing units: 193
Owner-occupied: 65.4%
Vacant: 44.6%
Median year built: 1992
Median rooms: 4.8
Renters paying 30%+ of income: 100%
Renters paying 50%+ of income: 100%
Home value to income: 2.0× (U.S. 4.1×)

Work and commute

How people get to work

Drove alone

74%

Carpooled

Transit

Walked

Bicycle

Worked from home

20%

Other

Commute time (one way)

<10 min

42%

10–19

20–29

30–44

30%

45–59

60+

25%

Average commute

35.2 min

U.S. 26.4 min

Unemployment

U.S. 5.2%

In labor force

51.5%

U.S. 63.5%

Jobs and careers

What employed residents do, wherever they work

Occupations

Management

57%

Production

27%

Business and finance

Cleaning and personal care

Sales

Legal and social services

Transportation and moving

Computer and math

Engineering and science

Education

Arts, media and sports

Healthcare

Police and fire

Food service

Office and admin

Construction and repair

Farming, fishing and forestry

Industries

Agriculture and mining

37%

Manufacturing

29%

Other services

24%

Finance, insurance and real estate

Retail

Transportation, warehousing and utilities

Arts and recreation

Health care and social assistance

Education

Professional and technical services

Construction

Restaurants and hotels

Public administration

Admin, support and management

Wholesale

Information

Median earnings per worker

$31,250

U.S. $49,666

Self-employed

41.7%

U.S. 10%

Government workers

U.S. 14.5%

Nonprofit workers

23.8%

U.S. 8.8%

Median earnings by type of work

Type of work	57420	U.S.
Management, business, science and arts	$41,313	$74,888
Service	—	$26,804
Sales and office	—	$40,476
Construction and maintenance	—	$49,199
Production and transportation	—	$39,989

Education, internet and health coverage

Highest education (adults 25+)

No diploma

High school

20%

Some college

34%

Associate's

Bachelor's

35%

Graduate

High school graduate or higher: 97.5%
Bachelor's degree or higher: 36.9%
Graduate or professional degree: 1.6%
Households with broadband: 98.1%
Cable, fiber or DSL: 88.8%
No internet access: 0%
Without health insurance: 61.2%
Limited-English households: 0%

Geography

City (USPS): Akaska
State: South Dakota
County: Walworth County
Center point: 45.2818° N, 100.1425° W
Land area: 44 sq mi
Water area: under 0.1 sq mi
Time zone: Central Time (UTC-6, UTC-5 in summer)
Zip type: Residential delivery area

Cities and towns within this zip

Akaska1% of zip

Census places overlapping the zip's area. Mail may use a different city name than the municipality.

Zip codes near 57420

Search by radius

Zip	City	Distance	Population	IncomeMedian income	Home value
57472	Selby, SD	10 mi	1,165	$61,708	$120,200
57601	Mobridge, SD	12 mi	3,422	$66,003	$154,600
57442	Gettysburg, SD	15 mi	1,772	$65,625	$134,600
57450	Hoven, SD	16 mi	624	$86,833	$133,900
57452	Java, SD	22 mi	136	$53,571	$80,700
57631	Glenham, SD	23 mi	364	$56,827	$162,500
57428	Bowdle, SD	26 mi	567	$64,375	$143,800
57475	Tolstoy, SD	26 mi	99	$88,125	$85,000
57646	Mound City, SD	28 mi	272	$101,406	$113,300
57652	Ridgeview, SD	28 mi	265	$19,327	—
57455	Lebanon, SD	29 mi	137	$86,250	$80,600
57520	Agar, SD	30 mi	118	$50,417	$118,800

Questions about 57420

What city is zip code 57420?

57420 is assigned to Akaska, South Dakota. The city name is the one the Postal Service prefers for mail addressed to this zip code.

What county is 57420 in?

57420 is in Walworth County, South Dakota.

What is the population of 57420?

About 260 people live in 57420, according to the Census Bureau's American Community Survey.

What time zone is 57420 in?

57420 is in Central Time.

What is the median household income in 57420?

The median household income in 57420 is $40,469.

What zip codes are near 57420?

The closest zip codes to 57420 are 57472, 57601, 57442, 57450, 57452.

Demographic figures are 2020–2024 American Community Survey 5-year estimates for ZIP Code Tabulation Area 57420, from the U.S. Census Bureau. Small areas have wide margins of error. How we build these numbers.