Ideal is a CDP located in Tripp County, South Dakota. Ideal has a 2025 population of 64 . Ideal is currently growing at a rate of 6.67% annually but its population has decreased by -14.67% since the most recent census, which recorded a population of 75 in 2020.
The median age in Ideal is 21.9 years: 0 years for males, and 22 years for females. For every 100 females there are 5.4 males.
Data after 2023 is projected based on recent change
The racial composition of Ideal includes 100% Native American, and smaller percentages for and multiracial populations.
Native American (100%)
Race | Population | Percentage (of total) |
|---|---|---|
| Native American | 39 | 100% |
Married
Widowed
Divorced
Separated
Never Married