Zip code 57430: Britton, South Dakota

Q: What city is zip code 57430?

57430 is assigned to Britton, South Dakota. The city name is the one the Postal Service prefers for mail addressed to this zip code.

Q: What county is 57430 in?

57430 is mostly in Marshall County, but it extends into 1 other county.

Q: What is the population of 57430?

About 1,828 people live in 57430, according to the Census Bureau's American Community Survey.

Q: What is the median household income in 57430?

The median household income in 57430 is $70,484.

Q: What zip codes are near 57430?

The closest zip codes to 57430 are 57421, 58043, 57247, 57454, 58017.

Residential delivery areaMarshall CountyCentral Time

Population

1,828

Median household income

$70K

U.S. $81K

Median home value

$149K

U.S. $333K

Median rent

$820/mo

U.S. $1,413

Median age

U.S. 38.9

Land area

347 sq mi

5 people/sq mi

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

About 57430

57430 is a rural zip code in Britton, South Dakota (Marshall County), covering 347 sq mi of land. About 1,828 people live here, or 5 per square mile. The median resident is 45 years old, compared with 38.9 nationally.

The median household earns $70,484 a year, close to the national median of $80,734. 8.7% of residents live below the poverty line (U.S.: 12.5%). A typical home is valued at $149,200, or 2.1 years of median household income (U.S.: 4.1 years), which makes homes relatively affordable for local earners. 78% of occupied homes are lived in by their owners, and renters pay a median of $820 a month.

23% of adults hold a bachelor's degree or higher (U.S.: 36%). Commuters average 10.1 minutes each way, and 0% of workers work from home. The most common jobs among working residents are in construction and repair; production and manufacturing; and management.

How 57430 compares

Sorted from highest to lowest national percentile

Housing vacancy24.7%
96th
U.S. 10.1% · SD 10.5%74th of 344 in SD
Residents 65 and older24.4%
91st
U.S. 17.2% · SD 18%111th of 347 in SD
Median age45
86th
U.S. 38.9 · SD 38121st of 347 in SD
Healthcare workers12.7%
86th
U.S. 9.7% · SD 10.5%72nd of 347 in SD
Self-employed workers13.5%
85th
U.S. 10% · SD 12.1%238th of 347 in SD
Veterans8.8%
83rd
U.S. 6.2% · SD 7.9%102nd of 347 in SD
Homeownership rate77.9%
74th
U.S. 65.2% · SD 68.6%191st of 344 in SD
Broadband access92.5%
53rd
U.S. 91% · SD 89.6%87th of 344 in SD
Per capita income$40,863
52nd
U.S. $44,673 · SD $40,550136th of 347 in SD
Residents under 1821.5%
44th
U.S. 22% · SD 24.2%232nd of 347 in SD
Median earnings per worker$46,296
44th
U.S. $49,666 · SD $46,539157th of 345 in SD
Median household income$70,484
37th
U.S. $80,734 · SD $75,081194th of 327 in SD
Poverty rate8.7%
36th
U.S. 12.5% · SD 11.9%180th of 344 in SD
Bachelor's degree or higher23.2%
29th
U.S. 35.7% · SD 31.9%198th of 346 in SD
Rent-burdened renters42.6%
22nd
U.S. 51.1% · SD 39.8%76th of 313 in SD
Uninsured rate3.5%
17th
StrengthU.S. 8.4% · SD 9%264th of 347 in SD
Foreign-born residents2.4%
14th
U.S. 14.1% · SD 4%85th of 347 in SD
Income inequality (Gini)0.388
13th
StrengthU.S. 0.483 · SD 0.449216th of 343 in SD
Median home value$149,200
9th
U.S. $332,700 · SD $257,400199th of 302 in SD
Median gross rent$820
8th
U.S. $1,413 · SD $94694th of 243 in SD
Government workers8.1%
8th
U.S. 14.5% · SD 15.8%282nd of 347 in SD
Diversity index12.9
6th
U.S. 61.4 · SD 35.4205th of 347 in SD
Tech workers0.4%
5th
U.S. 3.8% · SD 2.3%165th of 347 in SD
Population1,828
3rd
U.S. 334,922,499 · SD 907,42877th of 347 in SD
Population density5/sq mi
1st
U.S. 95/sq mi · SD 12/sq mi173rd of 347 in SD
Average commute10.1 min
1st
StrengthU.S. 26.4 min · SD 17.8 min320th of 330 in SD
Work from home0.3%
1st
U.S. 15.1% · SD 9.7%321st of 347 in SD
Unemployment rate0%
1st
StrengthU.S. 5.2% · SD 2.9%311th of 347 in SD

Measure	57430	Marshall	SD	U.S.	National percentile	Rank in SD
Housing vacancy	24.7%	32.2%	10.5%	10.1%	96th	74th of 344
Residents 65 and older	24.4%	23.2%	18%	17.2%	91st	111th of 347
Median age	45	42.5	38	38.9	86th	121st of 347
Healthcare workers	12.7%	8.1%	10.5%	9.7%	86th	72nd of 347
Self-employed workers	13.5%	20.8%	12.1%	10%	85th	238th of 347
Veterans	8.8%	9%	7.9%	6.2%	83rd	102nd of 347
Homeownership rate	77.9%	80.3%	68.6%	65.2%	74th	191st of 344
Broadband access	92.5%	89.5%	89.6%	91%	53rd	87th of 344
Per capita income	$40,863	$43,791	$40,550	$44,673	52nd	136th of 347
Residents under 18	21.5%	24.3%	24.2%	22%	44th	232nd of 347
Median earnings per worker	$46,296	$41,875	$46,539	$49,666	44th	157th of 345
Median household income	$70,484	$78,156	$75,081	$80,734	37th	194th of 327
Poverty rate	8.7%	6.1%	11.9%	12.5%	36th	180th of 344
Bachelor's degree or higher	23.2%	25.4%	31.9%	35.7%	29th	198th of 346
Rent-burdened renters	42.6%	24.9%	39.8%	51.1%	22nd	76th of 313
Uninsured rateStrength	3.5%	3.9%	9%	8.4%	17th	264th of 347
Foreign-born residents	2.4%	3.1%	4%	14.1%	14th	85th of 347
Income inequality (Gini)Strength	0.388	0.449	0.449	0.483	13th	216th of 343
Median home value	$149,200	$156,500	$257,400	$332,700	9th	199th of 302
Median gross rent	$820	$752	$946	$1,413	8th	94th of 243
Government workers	8.1%	11.1%	15.8%	14.5%	8th	282nd of 347
Diversity index	12.9	29.1	35.4	61.4	6th	205th of 347
Tech workers	0.4%	1%	2.3%	3.8%	5th	165th of 347
Population	1,828	4,344	907,428	334,922,499	3rd	77th of 347
Population density	5/sq mi	5/sq mi	12/sq mi	95/sq mi	1st	173rd of 347
Average commuteStrength	10.1 min	16 min	17.8 min	26.4 min	1st	320th of 330
Work from home	0.3%	4.9%	9.7%	15.1%	1st	321st of 347
Unemployment rateStrength	0%	0.3%	2.9%	5.2%	1st	311th 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

16%

5–17

18–24

11%

25–34

11%

35–44

14%

45–54

12%

55–64

12%

65–74

13%

75+

Median age

Under 18

21.5%

65 and over

24.4%

Race and ethnicity

White93%
Black0.1%
Hispanic2%
Asian0.4%
Native American2%
Pacific Islander0%
Other0%
Multiracial2%

Diversity index

12.9

U.S. 61.4

Foreign-born

2.4%

U.S. 14.1%

Born in state

75%

Language spoken at home (households)

English only

93%

Spanish

Other Indo-European

Asian / Pacific

Other

Households

Households: 756
Average household size: 2.2
Family households: 64.7%
Married couples: 55.2%
Living alone: 34.5%
Veterans (of adults): 8.8%
Male / female: 52% / 48%

Income and poverty

Household income distribution

<$25k

12%

$25–50k

20%

$50–75k

22%

$75–100k

11%

$100–150k

22%

$150–200k

$200k+

Median household income

57430

$70,484

Marshall Co.

$78,156

South Dakota

$75,081

United States

$80,734

Per capita income

$40,863

U.S. $44,673

Poverty rate

8.7%

U.S. 12.5%

Households earning $150K+

14.3%

U.S. 23%

Income inequality (Gini)

0.388

U.S. 0.483

Housing

Median home value

57430

$149,200

Marshall Co.

$156,500

South Dakota

$257,400

United States

$332,700

Median gross rent

57430

$820

Marshall Co.

$752

South Dakota

$946

United States

$1,413

Types of housing

Single-family

79%

2–4 units

5–19 units

20+ units

Mobile home

Boat, RV, van

Housing units: 1,004
Owner-occupied: 77.9%
Vacant: 24.7%
Median year built: 1963
Median rooms: 5.9
Renters paying 30%+ of income: 42.6%
Renters paying 50%+ of income: 0.9%
Home value to income: 2.1× (U.S. 4.1×)

Work and commute

How people get to work

Drove alone

85%

Carpooled

Transit

Walked

Bicycle

Worked from home

0.3%

Other

Commute time (one way)

<10 min

67%

10–19

20%

20–29

30–44

45–59

60+

Average commute

10.1 min

U.S. 26.4 min

Unemployment

U.S. 5.2%

In labor force

67.1%

U.S. 63.5%

Jobs and careers

What employed residents do, wherever they work

Occupations

Construction and repair

15%

Production

15%

Management

13%

Healthcare

13%

Farming, fishing and forestry

Office and admin

Transportation and moving

Sales

Cleaning and personal care

Business and finance

Engineering and science

Legal and social services

Police and fire

0.9%

Education

0.8%

Computer and math

0.4%

Food service

0.3%

Arts, media and sports

Industries

Manufacturing

21%

Health care and social assistance

19%

Agriculture and mining

18%

Construction

11%

Transportation, warehousing and utilities

Retail

Public administration

Finance, insurance and real estate

Wholesale

Professional and technical services

Admin, support and management

Arts and recreation

Education

0.8%

Restaurants and hotels

0.7%

Other services

0.7%

Information

Median earnings per worker

$46,296

U.S. $49,666

Self-employed

13.5%

U.S. 10%

Government workers

8.1%

U.S. 14.5%

Nonprofit workers

U.S. 8.8%

Median earnings by type of work

Type of work	57430	U.S.
Management, business, science and arts	$50,179	$74,888
Service	$22,917	$26,804
Sales and office	$48,750	$40,476
Construction and maintenance	$50,208	$49,199
Production and transportation	$57,500	$39,989

Education, internet and health coverage

Highest education (adults 25+)

No diploma

10%

High school

33%

Some college

18%

Associate's

16%

Bachelor's

17%

Graduate

High school graduate or higher: 90.2%
Bachelor's degree or higher: 23.2%
Graduate or professional degree: 5.9%
Households with broadband: 92.5%
Cable, fiber or DSL: 86.4%
No internet access: 7.5%
Without health insurance: 3.5%
Limited-English households: 2.4%

Geography

City (USPS): Britton
State: South Dakota
County: Marshall County
Center point: 45.8349° N, 97.7197° W
Land area: 347 sq mi
Water area: 3.5 sq mi
Time zone: Central Time (UTC-6, UTC-5 in summer)
Zip type: Residential delivery area

57430 spans 2 counties

Marshall County99% of land
Sargent County1% of land

Zip codes near 57430

Search by radius

Zip	City	Distance	Population	IncomeMedian income	Home value
57421	Amherst, SD	11 mi	75	—	—
58043	Havana, ND	13 mi	168	$130,694	—
57247	Lake City, SD	15 mi	211	$50,455	$173,300
57454	Langford, SD	16 mi	732	$81,250	$155,300
58017	Cogswell, ND	16 mi	296	$61,250	$84,500
58032	Forman, ND	17 mi	769	$85,329	$160,000
57432	Claremont, SD	18 mi	507	$112,765	$77,600
57270	Veblen, SD	19 mi	764	$77,708	$81,800
58067	Rutland, ND	20 mi	277	$92,969	$122,300
57446	Hecla, SD	21 mi	223	$44,375	$50,400
57232	Eden, SD	21 mi	651	$93,750	$290,200
57261	Roslyn, SD	23 mi	277	$77,813	$167,500

Zip codes like 57430 elsewhere

Matched on income, home values, age, density, education, housing and commuting

Questions about 57430

What city is zip code 57430?

57430 is assigned to Britton, South Dakota. The city name is the one the Postal Service prefers for mail addressed to this zip code.

What county is 57430 in?

57430 is mostly in Marshall County, but it extends into 1 other county.

What is the population of 57430?

About 1,828 people live in 57430, according to the Census Bureau's American Community Survey.

What time zone is 57430 in?

57430 is in Central Time.

What is the median household income in 57430?

The median household income in 57430 is $70,484.

What zip codes are near 57430?

The closest zip codes to 57430 are 57421, 58043, 57247, 57454, 58017.

Demographic figures are 2020–2024 American Community Survey 5-year estimates for ZIP Code Tabulation Area 57430, from the U.S. Census Bureau. Small areas have wide margins of error. How we build these numbers.