Rainy Creek/Cheyenne township is located in Pennington County, South Dakota. Rainy Creek/Cheyenne township has a 2026 population of 21. Rainy Creek/Cheyenne township is currently growing at a rate of 5% annually and its population has increased by 16.67% since the most recent census, which recorded a population of 18 in 2020.
The median age in Rainy Creek/Cheyenne township is 14.5 years: 9.6 years for males, and 15.5 years for females. For every 100 females there are 100.0 males.
Data after 2023 is projected based on recent change
Overall: 14.5 years
Female: 15.5 years
Male: 9.6 years
There are 8 adults, (0 of whom are seniors) in Rainy Creek/Cheyenne township.
Female: 11 (50%)
Male: 11 (50%)
The racial composition of Rainy Creek/Cheyenne township includes 100% White, and smaller percentages for and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 22 | 100% |