Marty is a CDP located in Charles Mix County, South Dakota. Marty has a 2025 population of 146 . Marty is currently declining at a rate of -10.43% annually and its population has decreased by -44.91% since the most recent census, which recorded a population of 265 in 2020.
The average household income in Marty is $33,276 with a poverty rate of 59.92%. The median age in Marty is 32.7 years: 44.3 years for males, and 25.9 years for females. For every 100 females there are 295.4 males.
Data after 2023 is projected based on recent change
The racial composition of Marty includes 100% Native American, and smaller percentages for and multiracial populations.
Native American (100%)
Race | Population | Percentage (of total) |
|---|---|---|
| Native American | 257 | 100% |
Married
Widowed
Divorced
Separated
Never Married
Marty's average per capita income is $22,411. Household income levels show a median of $19,740. The poverty rate stands at 59.92%.
Name | Median | Mean |
|---|---|---|
| Non Families | $30,972 | $26,014 |
| Households | $19,740 | $33,276 |
| Families | $19,375 | $30,052 |
| Married Families | - | - |
Average Income
Median Household Income
Poverty Rate