Hopper township is located in Aurora County, South Dakota. Hopper township has a 2026 population of 63. Hopper township is currently declining at a rate of -1.56% annually and its population has decreased by 0% since the most recent census, which recorded a population of 63 in 2020.
The median age in Hopper township is 59.9 years: 51.5 years for males, and 62.8 years for females. For every 100 females there are 160.0 males.
Data after 2023 is projected based on recent change
Overall: 59.9 years
Female: 62.8 years
Male: 51.5 years
There are 35 adults, (11 of whom are seniors) in Hopper township.
Female: 15 (38.5%)
Male: 24 (61.5%)
The racial composition of Hopper township includes 64.1% White, and smaller percentages for and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 25 | 64.1% |
| Two or more races | 14 | 35.9% |