
Mellette township
- County:
- Spink County
- County Seat:
- No
- Area (mi²):
- 75.483
- State:
- South Dakota
Mellette township is located in Spink County, South Dakota. Mellette township has a 2025 population of 111. Mellette township is currently declining at a rate of 0% annually and its population has decreased by -2.63% since the most recent census, which recorded a population of 114 in 2020.
The average household income in Mellette township is $78,124 with a poverty rate of 0%. The median age in Mellette township is 55.5 years: 55.3 years for males, and 65.3 years for females.