Hamlin County's estimated 2026 population is 6,888 with a growth rate of 2.17% in the past year according to the most recent United States census data. Hamlin County is the 27th largest county in South Dakota. The 2010 population was 5,915 and has seen a growth of 16.45% since that time.
Data after 2023 is projected based on recent change
The racial composition of Hamlin County includes 92.83% White, 3.42% other race, and smaller percentages for Two or more races, Native American, Black or African American, Asian and multiracial populations.
White (92.83%)
Other race (3.42%)
Two or more races (2.77%)
Native American (0.45%)
Black or African American (0.3%)
Asian (0.24%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 5,837 | 92.83% |
| Other race | 215 | 3.42% |
| Two or more races | 174 | 2.77% |
| Native American | 28 | 0.45% |
| Black or African American | 19 | 0.3% |
| Asian | 15 | 0.24% |
Married
Widowed
Divorced
Separated
Never Married
Hamlin County's average per capita income is $51,021. Household income levels show a median of $83,194. The poverty rate stands at 6.59%.
Name | Median | Mean |
|---|---|---|
| Married Families | $100,870 | - |
| Families | $91,875 | $114,959 |
| Households | $83,194 | $101,165 |
| Non Families | $42,051 | $56,915 |
Average Income
Median Household Income
Poverty Rate