| Place Name | Riverside Township (Mellette County) |
| Place Type | Township |
| ZIP Code(s) | 57531 57568 57585 |
| County | Mellette County |
| Area Code(s) | 605 |
| Timezone | Central Daylight Time (CDT) |
| Population () | |
| US Congressional District(s) | South Dakota At-Large |
| State House Districts | 26A |
| State Senate Districts | 26 |
| Race/Ethnicy | Percentage of Population () |
|---|---|
| White | 0% |
| African American | 0% |
| Hispanic | 0% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 0% |