Willow Lake South Dakota Profile
| Place Name | Willow Lake |
| Place Type | City |
| ZIP Code(s) | 57278 |
| County | Clark County |
| Area Code(s) | 605 |
| Timezone | Central Standard Time (CST) |
| Population (2022) | 327 |
| Population Growth Rate (2010-19) | -3.04% |
| Majority Ethnicity | White 80.61% |
| US Congressional District(s) | South Dakota At-Large |
| State House Districts | 2 |
| State Senate Districts | 2 |
Willow Lake Race/Ethnicity Data
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 80.61% |
| African American | 2.61% |
| Hispanic | 0% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 16.78% |