Mellette County
- Population
- 1,943
- Area
- 1,307.31 sq mi (3,385.92 km²), 3.56 sq mi water
- Median age
- 37.5
- Households
- 641
- Persons per household
- 3
- Median household income
- $54,076
Demographics: 2020–2024 ACS
This Afternoon
76°F
Sunny
Tonight
53°F
Partly Cloudy then Slight Chance Rain Showers19% precip
Wednesday
82°F
Slight Chance Rain Showers19% precip
Wednesday Night
56°F
Partly Cloudy5% precip
Cities & Towns in Mellette County
Bad Nation TownshipBlackpipe TownshipButte TownshipCody TownshipCorn CreekFairview TownshipHorse CreekMosher TownshipNew Surprise Valley TownshipNorrisNorris TownshipProspect TownshipRed Fish TownshipRing Thunder TownshipRiverside TownshipRocky Ford TownshipRosebud TownshipRunning Bird TownshipSurprise Valley TownshipUnincorporated Mellette CountyWhite RiverWood