Mullen is located in Jones County, South Dakota. Mullen has a 2025 population of 5 . Mullen is currently declining at a rate of 0% annually and its population has decreased by 0% since the most recent census, which recorded a population of 5 in 2020.
Data after 2023 is projected based on recent change
The racial composition of Mullen includes 66.67% Native American, 33.33% White, and smaller percentages for and multiracial populations.
Native American (66.67%)
White (33.33%)
Race | Population | Percentage (of total) |
|---|---|---|
| Native American | 4 | 66.67% |
| White | 2 | 33.33% |
Married
Widowed
Divorced
Separated
Never Married