Assen's permanent circuit was built for the Dutch TT in 1955, replacing the earlier public-road courses.
TT Circuit Assen
Netherlands
- Lap length
- 1.0405 km
- Country
- Netherlands

1.0405 km
Circuit facts & history
The 2025 Dutch Grand Prix marked a century of racing in the Assen area.
More than 200,000 fans attended the 2025 Dutch Grand Prix at Assen, setting a new event attendance record.





