416 Traffic · Toronto
Saturday, October 17, 2026
Severe congestion expected · 1 event · no scored acute road impacts
Last checked Apr 25, 1:13 p.m. ET
Daily congestion brief
Severe congestion risk around Waterfront all day because of TCS Toronto Waterfront Marathon.
Avoid window
- All day near Waterfront / Lake ShoreAll day near Waterfront / Lake Shore
Affected areas
Waterfront, Lake Shore Boulevard, Bay Street, University Avenue, Gardiner Expressway
Sources
Why this day is flagged
All day · Lake Shore Boulevard, Bay Street, University Avenue, Gardiner Expressway
Drivers entering downtown
If you are driving in from outside the core, avoid parking near Waterfront, Lake Shore Boulevard, Bay Street, University Avenue; use GO/TTC or park outside the affected area when possible.
Drivers already downtown
If you are already downtown, avoid repositioning a car during the peak window near Waterfront, Lake Shore Boulevard, Bay Street, University Avenue.
GO/TTC riders
GO and TTC are still the better choice for downtown trips, but expect crowding around Union and venue-adjacent stations after major events.
Score explanation
The public score stays capped at 5, while raw load explains how much is behind that score.
Event load
4
Uncapped event impact
Road load
0
Downtown-relevant acute roads
Transit load
0
Included in event load
Display score
4/5
4 raw total before cap
Events
Sports
TCS Toronto Waterfront Marathon
Waterfront / Lake Shore · Waterfront
Time: All day
high
Road closures & construction
No active road closures or construction reported for this day.