Valley is located in Tripp County, South Dakota. Valley has a 2025 population of 57 . Valley is currently growing at a rate of 3.64% annually and its population has increased by 5.56% since the most recent census, which recorded a population of 54 in 2020.
Data after 2023 is projected based on recent change
The racial composition of Valley includes 100% White, and smaller percentages for and multiracial populations.
White (100%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 5 | 100% |
Married
Widowed
Divorced
Separated
Never Married