| City : | Frankfort City |
| County : | Clarke County, Spink County, Valencia County |
| State : | South Dakota (SD) |
| | |
| Land Area : | 0.79 sq mi |
| Water Area : | 0.00 sq mi |
| Latitude : | 44.8776642 |
| Longitude : | -98.3092391 |
| | |
| Population (2010): | 149 |
| Population Estimate (2012) : | 167 |
| Population Density : | 189.19/sq mi |
| Housing Units (2012) : | 82 |
| Median Household Income (2012) : | $46,250 (South Dakota : $49,091, USA : $53,046) |
| Median Family Income (2012) : | $62,083 (South Dakota : $62,967, USA : $64,585) |
| Median House Price (2012) : | $30,500 (South Dakota : $129,800, USA : $181,400) |