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Detroit Street Circuit Keke Rosberg won the Detroit Grand Prix 1985 at Detroit Street Circuit on 23 June 1985, starting from P5 on the grid. Stefan Johansson finished second for Ferrari, with Michele Alboreto completing the podium for Ferrari.
Race Results
| Pos | Grid | Driver | Team | Laps | Time / Status | Pts | FL |
|---|---|---|---|---|---|---|---|
| 1 | 5 | Keke RosbergROS | Williams | 63 | 1:55:39.851 | 9 | |
| 2 | 9 | Stefan JohanssonJOH | Ferrari | 63 | +57.549 | 6 | |
| 3 | 3 | Michele AlboretoALB | Ferrari | 63 | +1:03.170 | 4 | |
| 4 | 19 | Stefan BellofBEL | Tyrrell | 63 | +1:06.225 | 3 | |
| 5 | 8 | Elio de AngelisDEA | Team Lotus | 63 | +1:26.966 | 2 | |
| 6 | 10 | Nelson PiquetPIQ | Brabham | 62 | +1 Lap | 1 | |
| 7 | 21 | Thierry BoutsenBOU | Arrows | 62 | +1 Lap | 0 | |
| 8 | 11 | Marc SurerSUR | Brabham | 62 | +1 Lap | 0 | |
| 9 | 7 | Eddie CheeverCHE | Alfa Romeo | 61 | +2 Laps | 0 | |
| 10 | 17 | Andrea de CesarisDEC | Ligier | 61 | +2 Laps | 0 | |
| 11 | 24 | Gerhard BergerBER | Arrows | 60 | +3 Laps | 0 | |
| 12 | 16 | Jacques LaffiteLAF | Ligier | 58 | +5 Laps | 0 | |
| R | 1 | Ayrton SennaSEN | Team Lotus | 51 | Accident | 0 | |
| R | 18 | Martin BrundleBRU | Tyrrell | 30 | Accident | 0 | |
| R | 23 | Philippe AlliotALL | RAM | 27 | Accident | 0 | |
| R | 2 | Nigel MansellMAN | Williams | 26 | Accident | 0 | |
| R | 4 | Alain ProstPRO | McLaren | 19 | Brakes | 0 | |
| R | 14 | Riccardo PatresePAT | Alfa Romeo | 19 | Electrical | 0 | |
| R | 6 | Derek WarwickWAR | Renault | 18 | Transmission | 0 | |
| R | 15 | Patrick TambayTAM | Renault | 15 | Accident | 0 | |
| R | 25 | Pierluigi MartiniMAR | Minardi | 11 | Engine | 0 | |
| R | 12 | Niki LaudaLAU | McLaren | 10 | Brakes | 0 | |
| R | 13 | Teo FabiFAB | Toleman | 4 | Clutch | 0 | |
| R | 20 | Manfred WinkelhockWIN | RAM | 3 | Turbo | 0 | |
| R | 22 | Piercarlo GhinzaniGHI | Osella | 0 | Accident | 0 |
Key links:
- Winner Keke Rosberg
- Circuit Detroit Street Circuit
- Winning team Williams