| 1 |  Grande Prêmio do Brasil 1985 | Nelson Piquet | 1985-04-07 | Alain Prost | McLaren | Michele Alboreto | 61 | 306.891 | — | |
| 2 |  Grande Prémio de Portugal 1985 | Estoril | 1985-04-21 | Ayrton Senna | Lotus | Ayrton Senna | 67 | 304.430 | — | |
| 3 |  Gran Premio di San Marino 1985 | Enzo e Dino Ferrari | 1985-05-05 | Elio de Angelis | Lotus | Ayrton Senna | 60 | 302.400 | — | |
| 4 |  Grand Prix de Monaco 1985 | Monaco | 1985-05-19 | Alain Prost | McLaren | Ayrton Senna | 78 | 258.336 | — | |
| 5 |  Grand Prix Labatt du Canada 1985 | Gilles Villeneuve | 1985-06-16 | Michele Alboreto | Ferrari | Elio de Angelis | 70 | 308.700 | — | |
| 6 |  1985 Detroit Grand Prix | Detroit | 1985-06-23 | Keke Rosberg | Williams | Ayrton Senna | 63 | 253.449 | — | |
| 7 |  Grand Prix de France 1985 | Paul Ricard | 1985-07-07 | Nelson Piquet | Brabham | Keke Rosberg | 53 | 307.877 | — | |
| 8 |  1985 Marlboro British Grand Prix | Silverstone | 1985-07-21 | Alain Prost | McLaren | Keke Rosberg | 65 | 306.735 | — | |
| 9 |  Grosser Preis von Deutschland 1985 | Nürburgring | 1985-08-04 | Michele Alboreto | Ferrari | Teo Fabi | 67 | 304.314 | — | |
| 10 |  Grosser Preis von Österreich 1985 | Red Bull Ring | 1985-08-18 | Alain Prost | McLaren | Alain Prost | 52 | 308.984 | — | RF |
| 11 |  Grote Prijs van Nederland 1985 | Zandvoort | 1985-08-25 | Niki Lauda | McLaren | Nelson Piquet | 70 | 297.640 | — | |
| 12 |  Gran Premio d'Italia 1985 | Monza | 1985-09-08 | Alain Prost | McLaren | Ayrton Senna | 51 | 295.800 | — | |
| 13 |  1985 Belgian Grand Prix | Spa-Francorchamps | 1985-09-15 | Ayrton Senna | Lotus | Alain Prost | 43 | 298.420 | — | |
| 14 | 1985 Shell Oils Grand Prix of Europe | Brands Hatch | 1985-10-06 | Nigel Mansell | Williams | Ayrton Senna | 75 | 315.525 | — | WDC |
| 15 |  Southern Sun Hotels South African Grand Prix 1985 | Kyalami | 1985-10-19 | Nigel Mansell | Williams | Nigel Mansell | 75 | 307.800 | — | |
| 16 |  1985 Mitsubishi Australian Grand Prix | Adelaide | 1985-11-03 | Keke Rosberg | Williams | Ayrton Senna | 82 | 309.960 | — | WCC |