| Date | Sunday 24 August 1958 |
| Start time | 14:00 |
| Event | Portuguese GP |
| Circuit | Porto |
| Race | 14 of 16 |
| Championship race | 73 |
| Laps | 50 |
| Circuit Perimeter | 7407 m |
| Race Distance | 7407 × 50 = 370.350 km |
| Grid Format | 3-2-3-2 |
| Pole Position | Left |
| First Corner | Right |
| Track Direction | Anti-clockwise |
| Weather | Overcast |
| Entries | 15 |
| Qualifiers | 15 |
| Finishers | 9 |
| Championship Debutants |
|
| Milestones | None |
| Records Broken |
None
|
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