| City : | Smithfield Town |
| County : | Johnston County, Madison County |
| State : | North Carolina (NC) |
| | |
| Land Area : | 12.12 sq mi |
| Water Area : | 0.01 sq mi |
| Latitude : | 35.5224011 |
| Longitude : | -78.3525312 |
| | |
| Population (2010): | 10,966 |
| Population Estimate (2012) : | 11,118 |
| Population Density : | 904.74/sq mi |
| Housing Units (2012) : | 4,834 |
| Median Household Income (2012) : | $30,243 (North Carolina : $46,450, USA : $53,046) |
| Median Family Income (2012) : | $42,124 (North Carolina : $57,146, USA : $64,585) |
| Median House Price (2012) : | $132,300 (North Carolina : $153,600, USA : $181,400) |