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zipcodes.pro — STATE/SD/COUNTY/MELLETTE

Mellette County, SD ZIP codes

Mellette County, SD has 4 ZIP codes, in 4 towns: 57579, 57560, 57521 and 57585.

The county seat is White River.

ZIP codes
4
Towns
4
County seat
White River
County FIPS
46095
Population
1,943
Median household income
$54,076
Land area
1,307 sq mi

Mellette County ZIP codes by town

White River (county seat)
57579

Each ZIP code is listed under the county most of its land lies in and the town the Postal Service names it for; a ZIP code's own page shows exactly how it is split.

Map of Mellette County ZIP codes

57521575605757957585

The ZIP codes of Mellette County, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.

Mellette County in numbers

About 1,943 people live in Mellette County, in 641 households, the 58th most populous of South Dakota's 66 counties. The median household income is $54,076 a year, 28% below the South Dakota median of $75,081 (US: $80,734). The median owner-occupied home is valued at $84,100 (67% below the South Dakota median), and median gross rent is $708 a month. The median age is 37.5; 19.1% of adults 25 and over hold a bachelor's degree or higher (31.9% across South Dakota); the average commute takes 17 minutes.

Population1,943Mellette1,943
Households641Mellette641
Median age37.5Mellette37.5South Dakota38.0US 38.9
Median household income$54,076Mellette$54,076South Dakota$75,081US $80,734
Median home value$84,100Mellette$84,100South Dakota$257,400US $332,700
Median gross rent$708Mellette$708South Dakota$946US $1,413
Bachelor's degree or higher19.1%Mellette19.1%South Dakota31.9%US 35.7%
Mean commute16.7 minMellette16.7 minSouth Dakota17.8 minUS 26.4 min
Population density1 / sq miMellette1 / sq mi

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates. Survey estimates carry margins of error, wider for small places. Sources and methods.

Largest towns in Mellette County

Largest towns in Mellette County
TownZIP codesPopulation
White River 1 606
Norris 1 140
Belvidere 1 114
Wood 1 40

Population of the census place of that name where there is one, otherwise of the ZIP codes the Postal Service addresses by it. A town's ZIP codes can reach past the county line.

Neighbouring counties

Counties that share a ZIP code with Mellette County.

Not sure you are in Mellette County? What county am I in? answers from your location, near a county line included.

Every ZIP code in Mellette County, with figures

ZIP codes in Mellette County
ZIP City Type Population Median income Median home
57521 Belvidere , SD Standard 314 $57,813 —
57560 Norris , SD Standard 391 — —
57579 White River , SD Standard 1,277 $56,474 $61,000
57585 Wood , SD Standard 114 — $402,300

Cite this page

zipcodes.pro. “Mellette County ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/state/sd/county/mellette

Underlying data is public domain or openly licensed — sources, vintages and licences.