| City : | Oldham City |
| County : | Kingsbury County, Yukon-koyukuk Census Area |
| State : | South Dakota (SD) |
| | |
| Land Area : | 0.25 sq mi |
| Water Area : | 0.00 sq mi |
| Latitude : | 44.2282007 |
| Longitude : | -97.3095274 |
| | |
| Population (2010): | 133 |
| Population Estimate (2012) : | 179 |
| Population Density : | 540.98/sq mi |
| Housing Units (2012) : | 98 |
| Median Household Income (2012) : | $37,813 (South Dakota : $49,091, USA : $53,046) |
| Median Family Income (2012) : | $43,250 (South Dakota : $62,967, USA : $64,585) |
| Median House Price (2012) : | $19,500 (South Dakota : $129,800, USA : $181,400) |