Oacoma is a town located in Lyman County, South Dakota. Oacoma has a 2025 population of 392. Oacoma is currently growing at a rate of 0.26% annually and its population has increased by 1.55% since the most recent census, which recorded a population of 386 in 2020.
The average household income in Oacoma is $81,433 with a poverty rate of 4.75%.The median age in Oacoma is 45.8 years: 51.8 years for males, and 36.9 years for females.
Data after 2023 is projected based on recent change
The racial composition of Oacoma includes 95.84% White, and smaller percentages for other race, Native American and multiracial populations.
Race | Population | Percentage (of total) |
---|---|---|
White | 484 | 95.84% |
Other race | 13 | 2.57% |
Native American | 8 | 1.58% |
Married
Widowed
Divorced
Separated
Never Married
Oacoma's average per capita income is $39,688. Household income levels show a median of $70,250. The poverty rate stands at 4.75%.
Name | Median | Mean |
---|---|---|
Married Families | $84,688 | - |
Families | $71,667 | $96,904 |
Households | $70,250 | $81,433 |
Non Families | $63,125 | $61,128 |
Average Income
Median Household Income
Poverty Rate