Sanborn County's estimated 2026 population is 2,362 with a growth rate of -0.63% in the past year according to the most recent United States census data. Sanborn County is the 54th largest county in South Dakota. The 2010 population was 2,354 and has seen a growth of 0.34% since that time.
Data after 2023 is projected based on recent change
The racial composition of Sanborn County includes 94.89% White, and smaller percentages for other race and multiracial populations.
White (94.89%)
Two or more races (4.09%)
Other race (1.01%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 2,249 | 94.89% |
| Two or more races | 97 | 4.09% |
| Other race | 24 | 1.01% |
Married
Widowed
Divorced
Separated
Never Married
Sanborn County's average per capita income is $44,175. Household income levels show a median of $69,870. The poverty rate stands at 11.42%.
Name | Median | Mean |
|---|---|---|
| Married Families | $100,833 | - |
| Families | $91,528 | $108,678 |
| Households | $69,870 | $85,845 |
| Non Families | $36,103 | $48,343 |
Average Income
Median Household Income
Poverty Rate