Highland is located in Day County, South Dakota. Highland has a 2025 population of 66 . Highland is currently declining at a rate of -1.49% annually but its population has increased by 1.54% since the most recent census, which recorded a population of 65 in 2020.
Data after 2023 is projected based on recent change
The racial composition of Highland includes 100% White, and smaller percentages for and multiracial populations.
White (100%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 11 | 100% |
Married
Widowed
Divorced
Separated
Never Married