| Place Name | Gettysburg |
| Place Type | City |
| ZIP Code(s) | 57442 |
| County | Potter County |
| Area Code(s) | 605 |
| Timezone | Central Daylight Time (CDT) |
| Population (2022) | 1,231 |
| Population Growth Rate (2010-19) | -4.99% |
| Majority Ethnicity | White 91.12% |
| US Congressional District(s) | South Dakota At-Large |
| State House Districts | 23 |
| State Senate Districts | 23 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 91.12% |
| African American | 0.29% |
| Hispanic | 5.37% |
| Asian | 3.22% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 0% |