- Winner
- Keke Rosberg
- Team
- Williams
- Top listed
- Keke Rosberg, Stefan Johansson, and Michele Alboreto
- Race date
- June 23, 1985
- Pole
- Ayrton Senna
- Fastest lap
- Ayrton Senna
- Classified drivers
- 25
- Circuit
- Detroit Street Circuit
The decisive result
Keke Rosberg finished first for Williams. Stefan Johansson is listed 2 for Ferrari, with Michele Alboreto 3 for Ferrari.
Grid to finish
Stefan Bellof from P19 to P4 (+15), Thierry Boutsen from P21 to P7 (+14), and Gerhard Berger from P24 to P11 (+13) recorded the largest positive grid-to-finish changes in the classification. Ayrton Senna started from the listed P1 grid position.
Status and fastest lap
The classification lists 5 Accident, 5 Finished, 3 +1 lap, 2 +2 laps, and 2 Collision. Ayrton Senna holds the fastest-lap entry at 1:45.612 on lap 51. It records the result without speculating about incidents or strategy.
This summary sticks to the classification and does not speculate about incidents, strategy, weather, or causes. Source: F1DB (CC BY 4.0) · updated Jul 26, 2026.