Red Iron Lake township is located in Marshall County, South Dakota. Red Iron Lake township has a 2026 population of 224. Red Iron Lake township is currently growing at a rate of 1.82% annually and its population has increased by 9.27% since the most recent census, which recorded a population of 205 in 2020.
The median age in Red Iron Lake township is 62.3 years: 54.1 years for males, and 62.8 years for females. For every 100 females there are 79.7 males.
Data after 2023 is projected based on recent change
Overall: 62.3 years
Female: 62.8 years
Male: 54.1 years
There are 119 adults, (48 of whom are seniors) in Red Iron Lake township.
Female: 79 (55.6%)
Male: 63 (44.4%)
The racial composition of Red Iron Lake township includes 67.61% White, 31.69% Native American, and smaller percentages for Black or African American and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 96 | 67.61% |
| Native American | 45 | 31.69% |
| Black or African American | 1 | 0.7% |