Highway 23 road conditions
Closures, winter road conditions, construction and collisions on Highway 23, in order along the road.
Highway 23: no full closures reported
As of 5:38 p.m. EDT. 3 entries; latest update 3 days ago.
Collisions and incidents now 0
Lane closures and construction 2
- Lane closuresouthbound
Construction between Fisher Ave, Atwood and Line 57, Monkton
Since Fri, Oct 2, 7:00 a.m. EDT
Daily Construction on HWY 23 Southbound between Fisher Ave, Atwood and Line 57, Monkton. 1 Right Lane(s).
511 Ontario · ON · updated October 1, 2026
- Lane closuresouthbound
Construction between Line 84, Listowel and Line 75 / Monument Road, Atwood
Since Fri, Oct 9, 7:00 a.m. EDT
Daily Construction on HWY 23 Southbound between Line 84, Listowel and Line 75 / Monument Road, Atwood. 1 Right Lane(s).
511 Ontario · ON · updated 3 days ago
Planned construction 1
Traffic cameras 12
All 12 cameras →Highway 23 South of line 89 — Looking North
511 Ontario, Ministry of Transportation of Ontario
Highway 23 South of line 89 — Looking Down
511 Ontario, Ministry of Transportation of Ontario
Highway 23 South of line 89 — Looking South
511 Ontario, Ministry of Transportation of Ontario
Highway 23 South of Line 60 — Looking South
511 Ontario, Ministry of Transportation of Ontario
Highway 23 by email, every morning
Collisions, winter road conditions and closures on Highway 23 at 6:00 a.m. Eastern. Free, and one click to stop.
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What we cover in Ontario
- Construction and lane closuresLive · 511 Ontario, Québec 511 (MTMD), City open data (Toronto, Vancouver, Calgary)
- Collisions and incidentsLive · 511 Ontario, Québec 511 (MTMD), City open data (Toronto, Vancouver, Calgary)
- Winter road conditionsLive · 511 Ontario, Québec 511 (MTMD), City open data (Toronto, Vancouver, Calgary)