| City : | Twin Brooks Town |
| County : | Grant County, Walworth County |
| State : | South Dakota (SD) |
| | |
| Land Area : | 0.41 sq mi |
| Water Area : | 0.00 sq mi |
| Latitude : | 45.2089742 |
| Longitude : | -96.7855054 |
| | |
| Population (2010): | 69 |
| Population Estimate (2012) : | 47 |
| Population Density : | 170.10/sq mi |
| Housing Units (2012) : | 31 |
| Median Household Income (2012) : | $30,625 (South Dakota : $49,091, USA : $53,046) |
| Median Family Income (2012) : | $36,875 (South Dakota : $62,967, USA : $64,585) |
| Median House Price (2012) : | $29,200 (South Dakota : $129,800, USA : $181,400) |