Toronto will close the Don Valley Parkway and Gardiner Expressway on Sunday, May 31, 2026, to accommodate the annual Bike for Brain Health ride [1].

The closures create a significant logistical challenge for the city as they coincide with high-profile entertainment events. Residents and visitors must navigate limited transit options and road detours during a period of expected high traffic volume.

City officials and event organizers said the partial closures of the two major expressways will occur on Sunday [1, 2]. These measures are required to ensure the safety of participants in the Bike for Brain Health ride [1, 3]. While some reports suggest these closures are part of a broader maintenance schedule, official city notices link the Sunday closures specifically to the charity event [1, 2].

The impact extends beyond the roads to the regional transit network. Portions of the Lakeshore GO line and a segment of the TTC subway will also be closed [1]. These transit disruptions occur as the city prepares for large crowds attending Bruno Mars concerts at Rogers Stadium [1, 3].

To mitigate the impact of the road and rail closures, the TTC has scheduled additional service for the weekend [3]. The extra capacity is intended to help concertgoers reach the stadium and navigate the downtown core despite the restricted vehicle access [3].

Commuters are advised to plan alternative routes for Sunday, as the DVP and Gardiner serve as primary arteries for the city. The combination of a major charity ride and international concert dates is expected to increase congestion on secondary roads, and put additional pressure on the remaining active transit lines [1, 2].

Toronto will close the Don Valley Parkway and Gardiner Expressway on Sunday, May 31, 2026

The simultaneous occurrence of a major charity event and high-attendance concerts creates a rare 'perfect storm' for Toronto's infrastructure. By closing primary expressways and parts of the rail network, the city is forced to rely on a reinforced TTC subway system to prevent total gridlock, testing the city's ability to manage extreme demand during planned outages.