McPherson County's estimated 2026 population is 2,251 with a growth rate of -1.23% in the past year according to the most recent United States census data. McPherson County is the 56th largest county in South Dakota. The 2010 population was 2,455 and has seen a growth of -8.31% since that time.
Data after 2023 is projected based on recent change
The racial composition of McPherson County includes 95.96% White, and smaller percentages for Two or more races, Black or African American, Native American, Native Hawaiian or Pacific Islander and multiracial populations.
White (95.96%)
Two or more races (2.11%)
Black or African American (1.67%)
Native American (0.13%)
Native Hawaiian or Pacific Islander (0.13%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 2,186 | 95.96% |
| Two or more races | 48 | 2.11% |
| Black or African American | 38 | 1.67% |
| Native American | 3 | 0.13% |
| Native Hawaiian or Pacific Islander | 3 | 0.13% |
Married
Widowed
Divorced
Separated
Never Married
McPherson County's average per capita income is $40,417. Household income levels show a median of $62,024. The poverty rate stands at 12.58%.
Name | Median | Mean |
|---|---|---|
| Married Families | $77,381 | - |
| Families | $77,024 | $100,847 |
| Households | $62,024 | $90,834 |
| Non Families | $34,545 | $74,280 |
Average Income
Median Household Income
Poverty Rate