| Place Name | Lake Preston |
| Place Type | City |
| ZIP Code(s) | 57249 |
| County | Kingsbury County |
| Area Code(s) | 605 |
| Timezone | Central Standard Time (CST) |
| Population (2022) | 685 |
| Population Growth Rate (2010-19) | -1.67% |
| Majority Ethnicity | White 74.64% |
| US Congressional District(s) | South Dakota At-Large |
| State House Districts | 22 |
| State Senate Districts | 22 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 74.64% |
| African American | 0% |
| Hispanic | 2.5% |
| Asian | 0.71% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 22.14% |