| population | |
| Delmont | 232 |
| Delmont Community Center |
| population | |
| Opera Block Library |
 | Mitchell Municipal Airport | ~ 57.33 km |
| Chan Gurney Municipal Airport | ~ 73.87 km |
| The O'Neill Municipal John L Baker Field | ~ 98.52 km |
| Sioux Falls Regional Airport / Joe Foss Field | ~ 119.87 km |
| Madison Municipal Airport | ~ 120.00 km |
| Huron Regional Airport | ~ 124.50 km |
| Canton Municipal Airport | ~ 128.63 km |
| Karl Stefan Memorial Airport | ~ 154.28 km |
| Brookings Regional Airport | ~ 157.91 km |
