| Argentina | 18 Jan | Alberto AscariASC | Ferrari | 97 | 3:01:04.600 |
| Indianapolis | 30 May | Bill Vukovich VUK | Kurtis Kraft Offenhauser | 200 | 3:53:01.690 |
| Netherlands | 07 Jun | Alberto AscariASC | Ferrari | 90 | 2:53:35.800 |
| Belgium | 21 Jun | Alberto AscariASC | Ferrari | 36 | 2:48:30.300 |
| France | 05 Jul | Mike HawthornHAW | Ferrari | 60 | 2:44:18.600 |
| Great Britain | 18 Jul | Alberto AscariASC | Ferrari | 90 | 2:50:00.000 |
| Germany | 02 Aug | Nino FarinaFAR | Ferrari | 18 | 3:02:25.000 |
| Switzerland | 23 Aug | Alberto AscariASC | Ferrari | 65 | 3:01:34.400 |
| Italy | 13 Sep | Juan Manuel FangioFAN | Maserati | 80 | 2:49:45.900 |