Mellette County

Mellette County has 1,943 residents across 4 ZIP codes with their own report. Median household income is $54,076, 28% below the South Dakota figure. The typical owner-occupied home is valued at $84,100, and 19% of adults 25 and over hold a bachelor’s degree or higher.

County · ACS 2020–2024 · Updated October 24, 2026

1,943residentsACS 2020–2024

$54,076median household incomeSouth Dakota: $75K

$84,100median home valueowner-occupied homes

74%of households have broadbandhome internet subscription

Mellette County in South DakotaZIP codes in Mellette County highlighted; the rest of South Dakota in grey

Map of South Dakota with Mellette County highlighted

Sources: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates · U.S. Census Bureau, 2024 Gazetteer and 2020 ZCTA relationship files

All 4 ZIP codes.

Colour shows where each zip code sits among the others in the table, from lowest to highest.

ZIP code	Residents	Household income	Home value	Owners	Bachelor's+	Broadband	Commute
57521	314	$58K	$-666667K	52%	25%	68%	27 min
57560	391	$-666667K	$-666667K	61%	13%	36%	40 min
57579	1,277	$56K	$61K	63%	18%	87%	16 min
57585	114	$-666667K	$402K	61%	20%	61%	19 min

Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates

People.

1,943 residents in 641 households, next to the South Dakota figure.

29%

under 18

17%

aged 18–34

16%

aged 65 and over

34%

of households are people living alone

39%

of households are married couples

Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates

Homes.

779 housing units; the median owner-occupied home is valued at $84,100 (±$31,762).

60%

of households own their home

74%

of homes are detached single-family houses

are in buildings with 5 or more units

21%

are mobile homes

18%

of housing units are vacant

$708

median gross rent a month

When homes were built

2020 or later0%

2010–20194%

2000–20098%

1990–19995%

1980–198913%

1970–197919%

1960–196918%

1950–195913%

1940–19495%

1939 or earlier17%

Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates

Income and work.

Household income and work, in 2024 dollars; median household income ±$8,231.

$54,076

median household income

41.7%

of people live below the poverty line

12.5%

unemployment rate

19%

of adults 25+ hold a bachelor’s degree or higher

The poverty rate uses the federal poverty thresholds, which vary with family size. It says nothing on its own about what a neighborhood is like to live in.

Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates

Getting around.

How workers aged 16 and over get to work, and how long it takes.

18 min

average commute to work

of commuters travel 45 minutes or more

82%

of workers drive or carpool

take public transportation

walk or bike

14%

work from home

of households have no car

Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates

Internet.

Home internet subscriptions.

74%

of households have a broadband subscription

21%

have no internet access at home

American Community Survey figures are estimates from a rolling sample, averaged over 2020–2024. Each comes with a margin of error, which is wider in places with fewer people.

Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates