Carthage is a city located in Miner County, South Dakota. Carthage has a 2025 population of 127 . Carthage is currently declining at a rate of -0.78% annually and its population has decreased by -2.31% since the most recent census, which recorded a population of 130 in 2020.
The average household income in Carthage is $66,310 with a poverty rate of 13.46%. The median age in Carthage is 53.8 years: 48.8 years for males, and 61.2 years for females. For every 100 females there are 85.7 males.
Data after 2023 is projected based on recent change
The racial composition of Carthage includes 96.15% White, 3.85% Asian, and smaller percentages for and multiracial populations.
White (96.15%)
Asian (3.85%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 100 | 96.15% |
| Asian | 4 | 3.85% |
Married
Widowed
Divorced
Separated
Never Married
Carthage's average per capita income is $50,625. Household income levels show a median of $58,750. The poverty rate stands at 13.46%.
Name | Median | Mean |
|---|---|---|
| Married Families | $108,750 | - |
| Families | $108,438 | $112,368 |
| Households | $58,750 | $66,310 |
| Non Families | $41,250 | $41,595 |
Average Income
Median Household Income
Poverty Rate