| Name | Lake County |
| State | South Dakota |
| FIPS Code | 46079 |
| Timezone | Central Daylight Time (CDT) |
| Population (2022) | 11,364 |
| Population Growth Rate(2000-2022) | -1.26% |
| Majority Ethnicity | White 95.54% |
| Public School Majority Ethnicity | White 91% |
| Partisan Voting Index | Republican:+11 |
| Unemployment Rate | 2.4% |
| Race/Ethnicy | Percentage of Population (2018) |
|---|---|
| White | 95.54% |
| African American | 0.45% |
| Hispanic | 1.56% |
| Asian | 1.85% |
| Native American | 0.6% |
| Hawaiin/Pacific Islander | 0% |
| Race/Ethnicy | Percentage of Public School Students (2018) |
|---|---|
| White | 91.25% |
| African American | 0.61% |
| Hispanic | 4.56% |
| Asian | 0.47% |
| Native American | 1.08% |
| Hawaiin/Pacific Islander | 0% |