| Place Name | Highmore |
| Place Type | City |
| ZIP Code(s) | 57345 |
| County | Hyde County |
| Area Code(s) | 605 |
| Timezone | Central Standard Time (CST) |
| Population (2022) | 952 |
| Population Growth Rate (2010-19) | -14.21% |
| Majority Ethnicity | White 99.49% |
| US Congressional District(s) | South Dakota At-Large |
| State House Districts | 24 |
| State Senate Districts | 24 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 99.49% |
| African American | 0% |
| Hispanic | 0% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 0.51% |