| City : | Southmayd City |
| County : | Grayson County |
| State : | Texas (TX) |
| Land Area : | 2.63 sq mi |
| Water Area : | 0.00 sq mi |
| Latitude : | 33.6246899 |
| Longitude : | -96.7088963 |
| Population (2010): | 992 |
| Population Estimate (2012) : | 772 |
| Population Density : | 377.02/sq mi |
| Housing Units (2012) : | 407 |
| Median Household Income (2012) : | $48,778 (Texas : $51,563, USA : $53,046) |
| Median Family Income (2012) : | $48,412 (Texas : $60,621, USA : $64,585) |
| Median House Price (2012) : | $57,900 (Texas : $128,000, USA : $181,400) |