Farmington is located in Day County, South Dakota. Farmington has a 2025 population of 26 . Farmington is currently declining at a rate of -3.7% annually and its population has decreased by -3.7% since the most recent census, which recorded a population of 27 in 2020.
The average household income in Farmington is $96,947 with a poverty rate of 0%. The median age in Farmington is 74.2 years: 0 years for males, and 0 years for females. For every 100 females there are 325.0 males.
Data after 2023 is projected based on recent change
The racial composition of Farmington includes 100% White, and smaller percentages for and multiracial populations.
White (100%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 17 | 100% |
Married
Widowed
Divorced
Separated
Never Married
Farmington's average per capita income is $0. Household income levels show a median of $0. The poverty rate stands at 0%.
Name | Median | Mean |
|---|---|---|
| Households | - | $96,947 |
| Families | - | - |
| Married Families | - | - |
| Non Families | - | $96,947 |
Average Income
Median Household Income
Poverty Rate