Hwy-404 Traffic in Ontario

• 404 Toronto Traffic
• 404 Markham Traffic
• 404 Richmond Hill Traffic
• 404 Aurora Traffic
• 404 Whitchurch-Stouffville Traffic
• 404 East Gwillimbury Traffic
• Other Cities Along Hwy-404
• Hwy-404 Ontario Accident Reports (20)
• Hwy-404 Ontario Weather Conditions (10)

DOT Accident and Construction Reports

• Hwy 401 EBC Rehabilitation - Avenue Road to Warden Avenue Contract MTO 2022-2013

  TYPE: Construction Serious

• Construction on HWY 401 Eastbound Collector Off-ramp at LESLIE STREET, Toronto. 1 Right La

  TYPE: Construction Serious

• Expect delays up to 15 minutes. Highway 400 between Langstaff and Major Mackenzie Closure

  TYPE: Construction Serious

• Expect delays up to 15 minutes. Highway 400 between Langstaff and Major Mackenzie Closure

  TYPE: Construction Serious

• Stage 2A, work will be completed on either side of the pier, removals of the pier, soffit

  TYPE: Construction Serious

• DVP Slope Stabilization: At this work site, the scope includes soil nails and excavations.

  TYPE: Construction Serious

• Watermain Replacement on Cathedral bluffs drive from Kingston Road to Sloley Road

  Road Closed

  TYPE: Miscellaneous Serious

• Cable Replacement From High Level Station along Davenport and Avenue Rd

  TYPE: Construction Serious

• taging. Traffic will be controlled by paid duty officers. Speed limit and height restricti

  TYPE: Construction Moderate

• he same intersection during night shifts (8:00?p.m. to 6:00?a.m.) on May 28-29, 2025, usin

  TYPE: Construction Serious

Hwy-404 ON News Reports

• PHOTOS: New Costco opens its doors in Ontario

  • Ontario
  • 404

  • source: Bing
  • 8 views
  • Aug 20, 2025 04:22am
  A new Costco opened in Ontario Wednesday morning. The warehouse is located in Newmarket at 107 Harry Walker Parkway South, just west of Highway 404 near Davis Drive. It's a relocation of the East ... Read More

• New Costco opening this week in Ontario

  • Ontario
  • Hwy-404

  • source: Bing
  • 11 views
  • Aug 18, 2025 06:37am
  404

  A new Costco is set to open its doors in Ontario this week. The warehouse will be located on Harry Walker Parkway South, west of Highway 404, in Newmarket. The store will feature a fresh sushi bar, a ... Read More

• Toronto highway closures for planned roadwork on Aug. 18

  • Ontario
  • Hwy-404

  • source: Bing
  • 11 views
  • Aug 18, 2025 03:09am
  404

  The Torstar Open Data Team produces articles using data and automation. Topics include weather forecasts, highway closures, restaurant inspections, beach water quality reports and election results. Read More

• Stretch of Hwy. 404 in East Gwillimbury closed for police investigation

  • Ontario
  • Hwy-404

  • source: Bing
  • 10 views
  • Aug 15, 2025 09:44am
  404

  Police have temporarily closed Highway 404 southbound from Woodbine Avenue to Queensville Sideroad in East Gwillimbury for an ongoing investigation, Ontario Provincial Police wrote in a Friday morning ... Read More

• UPDATED: Southbound Highway 404 lanes in East Gwillimbury reopen Friday afternoon following police investigation

  • Ontario
  • 404

  • source: Bing
  • 5 views
  • Aug 15, 2025 04:56am
  In an online post around 11 a.m. on Aug. 15, Ontario Provincial Police said that the southbound lanes of Highway 404 are closed from Woodbine Avenue to Queensville Sideroad '?for an ongoing ... Read More

• UPDATE: Pedestrian struck, killed on Hwy. 404 in East Gwillimbury

  • Ontario
  • Hwy-404 Near Keswick

  • source: Bing
  • 4 views
  • Aug 13, 2025 11:45am
  404

  Police have closed down Highway 404 southbound between Woodbine Avenue and Queensville Sideroad following an accident Wednesday afternoon ... Read More

• Ontario weekend road closures, gas prices (August 8-10)

  • Ontario
  • Hwy-8

  • source: Bing
  • 5 views
  • Aug 07, 2025 5:00pm
  8

  ONTARIO 511 INFO Highway 404 southbound between Aurora Road, Whitchurch-Stouffville and Stouffville Road, Stouffville-Richmondhill: one alternating lane closed from Aug. 5 at 7 p.m. until Aug. 11 at 5 ... Read More

• Pedestrian, 77, dead after being struck by SUV on Highway 404 in Richmond Hill

  • Ontario
  • Hwy-404

  • source: Bing
  • 13 views
  • Aug 02, 2025 09:02am
  404

  A pedestrian is dead after being struck by an SUV while attempting to cross Highway 404 in Richmond Hill on Saturday, police say. Read More