ZIP Code Tabulation Area · South Dakota

ZIP Code 57361: Marty, SD

ZIP Code 57361 (Marty, Charles Mix County, South Dakota) has an estimated 278 residents in 87 households. The median household income is $19,830, the median home value is — and the median gross rent is $554/mo. Figures are U.S. Census Bureau American Community Survey 2020–2024 5-year estimates for the matching ZIP Code Tabulation Area.

American Community Survey 2020–2024 5-year estimates · Updated Oct 26, 2026

Some estimates have a large margin of error. 5 figures for this ZIP (poverty rate, unemployment, bachelor's or higher, owner-occupied, work from home) are marked with *. ACS figures come from a sample, and small areas have fewer responses, so treat these numbers as rough ranges.

Total population

278

Margin of error ±119

Median household income

$19,830

Margin of error ±$7,096

Median home value

—

Margin of error not available

Median gross rent

$554/mo

Margin of error ±$49

Median age

25.8 yrs

Margin of error ±2.0 yrs

Mean travel time to work

—

Margin of error not available

How ZIP 57361 compares with South Dakota and the U.S.

State and national figures are the Census Bureau's own estimates for those areas from the same ACS release, not averages of ZIP codes.

Median age

ZIP 5736125.8 yrsSouth Dakota38.0 yrsUnited States38.9 yrs

Median household income

ZIP 57361$19,830South Dakota$75,081United States$80,734

Per capita income

ZIP 57361$7,794South Dakota$40,550United States$44,673

Poverty rate

ZIP 5736175.2%*South Dakota11.9%United States12.5%

Unemployment rate

ZIP 5736149.1%*South Dakota2.9%United States5.2%

Bachelor's degree or higher

ZIP 573610.0%*South Dakota31.9%United States35.7%

Median home value

ZIP 57361—South Dakota$257,400United States$332,700

Median gross rent

ZIP 57361$554/moSouth Dakota$946/moUnited States$1,413/mo

Owner-occupied homes

ZIP 5736125.3%*South Dakota68.6%United States65.2%

Mean travel time to work

ZIP 57361—South Dakota17.8 minUnited States26.4 min

Worked from home

ZIP 573610.0%*South Dakota9.7%United States15.1%

All figures for ZIP 57361

Each estimate has a 90% margin of error: the true value is likely within that range. * marks estimates with a large margin of error (a coefficient of variation above 30%, or ±10 percentage points or more for rates).

ZIP 57361 — ACS 2020–2024 5-year estimates
Measure	ZIP 57361	Margin of error	South Dakota	United States
Total population	278	±119	907,428	334,922,499
Median age	25.8 yrs	±2.0 yrs	38.0 yrs	38.9 yrs
Households	87	±34	365,544	129,227,496
Median household income	$19,830	±$7,096	$75,081	$80,734
Per capita income	$7,794	±$3,304	$40,550	$44,673
Poverty rate	75.2%*	±28.2 pts	11.9%	12.5%
Unemployment rate	49.1%*	±32.0 pts	2.9%	5.2%
Bachelor's degree or higher	0.0%*	±12.2 pts	31.9%	35.7%
Median home value	—	—	$257,400	$332,700
Median gross rent	$554/mo	±$49	$946/mo	$1,413/mo
Owner-occupied homes	25.3%*	±23.3 pts	68.6%	65.2%
Mean travel time to work	—	—	17.8 min	26.4 min
Worked from home	0.0%*	±17.5 pts	9.7%	15.1%

Race and Hispanic or Latino origin

Shares of the total population by the Census Bureau's race and Hispanic or Latino origin categories (table B03002), listed in the Census Bureau's order. People self-identify on the survey.

Population by race and Hispanic or Latino origin, ZIP 57361
Group	ZIP 57361	South Dakota	United States
White alone, not Hispanic or Latino	0.0%	79.8%	57.4%
Black or African American alone, not Hispanic or Latino	0.0%	2.1%	11.9%
American Indian and Alaska Native alone, not Hispanic or Latino	100.0%	7.1%	0.5%
Asian alone, not Hispanic or Latino	0.0%	1.4%	5.9%
Native Hawaiian and Other Pacific Islander alone, not Hispanic or Latino	0.0%	0.0%	0.2%
Some other race alone, not Hispanic or Latino	0.0%	0.3%	0.6%
Two or more races, not Hispanic or Latino	0.0%	4.4%	4.3%
Hispanic or Latino (of any race)	0.0%	4.8%	19.3%

Where ZIP 57361 is

State: South Dakota
Main county: Charles Mix County
Largest overlapping place: Marty (100% of the ZIP's land area)
Land area: 2.48 sq mi· about 112 people per sq mi

County and place names come from the Census Bureau's 2020 ZCTA relationship files. A ZIP code's mailing city, set by the U.S. Postal Service, can differ from these names.

Other ZIP codes in Charles Mix County

57329 Charles Mix County, SD 57342 Charles Mix County, SD 57356 Charles Mix County, SD 57367 Charles Mix County, SD 57369 Charles Mix County, SD 57380 Charles Mix County, SD

See every ZIP code in South Dakota, or compare ZIP 57361 with another ZIP code.

Census figures describe residents as a group and cannot tell you about any one home or street. For a specific address, check local government and housing records.

About ZIP codes and ZCTAs: the Census Bureau publishes statistics for ZIP Code Tabulation Areas, which approximate USPS ZIP code delivery areas. Learn how they differ.

Sources

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, detailed tables B01003, B01002, B11001, B19013, B19301, B17001, B23025, B15003, B25077, B25064, B25003, B08013, B08303, B08301, B03002 — snapshot Oct 26, 2026.
U.S. Census Bureau, 2020 ZCTA5 relationship files (county and place).
Data: U.S. Census Bureau, American Community Survey 5-year estimates (detailed tables) and 2020 Census ZCTA relationship files. This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau. These agencies do not endorse OpenZIP.