Clark Colony is a CDP located in Clark County, South Dakota. Clark Colony has a 2026 population of 78. Clark Colony is currently growing at a rate of 6.85% annually and its population has decreased by 0% since the most recent census, which recorded a population of 0 in 2020.
The median age in Clark Colony is 15 years: 13 years for males, and 15.7 years for females. For every 100 females there are 90.4 males.
Data after 2023 is projected based on recent change
Overall: 15 years
Female: 15.7 years
Male: 13 years
There are 58 adults, (9 of whom are seniors) in Clark Colony.
Female: 73 (52.5%)
Male: 66 (47.5%)
The racial composition of Clark Colony includes 100% White, and smaller percentages for and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 139 | 100% |