Blaine township is located in Clark County, South Dakota. Blaine township has a 2026 population of 38. Blaine township is currently declining at a rate of 0% annually and its population has increased by 5.56% since the most recent census, which recorded a population of 36 in 2020.
The median age in Blaine township is 28.6 years: 0 years for males, and 0 years for females. For every 100 females there are 29.7 males.
Data after 2023 is projected based on recent change
Overall: 28.6 years
Female: 0 years
Male: 0 years
There are 53 adults, (0 of whom are seniors) in Blaine township.
Female: 64 (77.1%)
Male: 19 (22.9%)
The racial composition of Blaine township includes 100% White, and smaller percentages for and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 83 | 100% |