Effective immediately through Friday, June 5, multiple SMART routes will be on detour in downtown Detroit during the 2026 Detroit Grand Prix.
Stops along Jefferson will be out of service. Buses will instead board from stops along Congress west of Beaubien.

Affected routes:
- Westbound FAST Michigan (261)
- Northbound FAST Woodward (461/462)
- Southbound FAST Gratiot (561)
- Northbound Route 530
- Southbound Route 830
- Routes 620, 635, 805, and 851
For route-specific detours, view our Service Bulletins.
Note that DDOT service will also be on detour. See the city's Route Updates page for details.