ConstructionTue, Aug 4, 2026 – Sun, Aug 16, 2026HWY 404 (Northbound)
Nightly Moving Maintenance Closure on HWY 404 Northbound between YORK MILLS ROAD, Toronto and WOO…
Construction · Tue, Aug 4, 2026 – Sun, Aug 16, 2026
★ IMPACT 4/5 · ★ SOURCE-BACKED CLOSURE RECORD
★ Quick facts
- Location
- At YORK MILLS ROAD
- Start date
- Tue, Aug 4, 2026 · 7:00 PM
- End date
- Sun, Aug 16, 2026 · 6:00 AM
- Lanes affected
- 1 Alternating Lane(s)
- Severity
- Heavy
- Source
- Ontario 511Event ID 283107
Traffic context
Traffic today
This closure is one part of the day. The daily brief shows the event load, other road work, and the likely busy window from the same calendar data.
- Day status
- Heavy
- Busy window
- Arrival pressure likely builds 6 PM to 8 PM.
- Main signal
- ALL THE FEELINGS TOUR with METRIC, BROKEN SOCIAL SCENE, AND STARS + National Bank Open Toronto + RUSH: Fifty Something
- ALL THE FEELINGS TOUR with METRIC, BROKEN SOCIAL SCENE, AND STARS
- National Bank Open Toronto
- Yorkville Ave
What's affected
HWY 404 (Northbound) at YORK MILLS ROAD is impacted by construction work. The source lists affected lanes as: 1 Alternating Lane(s).
Corridors to compare: Woodbine Avenue and Leslie Street run north–south through Markham and Richmond Hill as signalized surface corridors with local access. Which one wins depends on the day — check a live map before you leave.
Same-day events
- Train & Barenaked Ladies with Matt Nathanson
Aug 4 · RBC Amphitheatre
- National Bank Open Toronto
Aug 4 · Sobeys Stadium
- Olivia Dean: The Art Of Loving Live
Aug 4 · Scotiabank Arena
- 5 Seconds of Summer: EVERYONE'S A STAR! World Tour
Aug 5 · RBC Amphitheatre
- National Bank Open Toronto
Aug 5 · Sobeys Stadium
- Olivia Dean: The Art Of Loving Live
Aug 5 · Scotiabank Arena
- Toronto Argonauts vs. Calgary Stampeders
Aug 6 · BMO Field
- Avenged Sevenfold and Good Charlotte: North American Tour 2026
Aug 6 · RBC Amphitheatre
Plan ahead
- More on Highway 404
- Toronto traffic on Tue, Aug 4, 2026
- Toronto traffic on Wed, Aug 5, 2026
- Toronto traffic on Thu, Aug 6, 2026
- Toronto traffic on Fri, Aug 7, 2026
- Toronto traffic on Sat, Aug 8, 2026
- Toronto traffic on Sun, Aug 9, 2026
- Toronto traffic on Mon, Aug 10, 2026
- Toronto traffic on Tue, Aug 11, 2026
- Toronto traffic on Wed, Aug 12, 2026
- Toronto traffic on Thu, Aug 13, 2026
- Toronto traffic on Fri, Aug 14, 2026
- Toronto traffic on Sat, Aug 15, 2026
- Toronto traffic on Sun, Aug 16, 2026
Read next
★ RoadHighway 404 statusSegment-level closures, long-running restrictions, and upcoming work.read →★ DayTraffic todaySame-day events and other road restrictions around this closure.read →★ ClosuresToronto closures todayBrowse active and upcoming construction records.read →★ WeekendThis weekend's closuresSee this closure beside events, transit work, and other road restrictions.read →★ RouteDriving from Markham?Check how this road fits into the full route into Toronto.read →