| Key | Value |
| HFCS | Urban Principal Arterial |
| highway | primary |
| lanes | 4 |
| maxspeed | 45 mph |
| ref | NC 51 |
| restriction | school_zone |
| school_zone:maxspeed | 35 mph |
| school_zone:on | signal |
| source:maxspeed | sign |
| surface | asphalt |
| tiger:cfcc | A31 |
| tiger:county | Mecklenburg, NC |
| tiger:name_base | Pineville-Matthews |
| tiger:name_base_1 | State Highway 51 |
| tiger:name_type | Rd |
| tiger:reviewed | no |
| tiger:zip_left | 28226 |
| tiger:zip_right | 28226 |