Road Closures in Niagara

Check below for a list of road closures in Niagara or see a full list of public notices.

The information below is also available in a map on Municipal511, Google Maps and Waze.


Location Type of closure Start date Estimated end date Description
Montrose Road from Grassy Brook Road to Lyons Creek Road Construction April 1, 2023 at 12 a.m. July 31, 2024 at 12 a.m. Road Widening and Reconstruction of RR 98 (Montrose) and RR 47 (Lyons Creek)/Biggar Rd
St Paul Street West from Leeper Street to Great Western Street Construction December 31, 2026 at 12 a.m. St. Catharines - Bridge Replacement - Detour is Regional Road 72 (Louth Street) > RR69 (Pelham Road)
Ontario Street from Greenlane to King Street Construction February 5, 2024 at 7 a.m. June 25, 2025 at 12 a.m. Lincoln - Ontario Street Sanitary and Watermain Replacement between Greenlane and King Street
Regional Road 45 from Diltz Road to Diltz Road Bridge Closure January 24, 2022 at 4 p.m. Bridge Closure - Town of Wainfleet - Oswego Bridge on Regional Road 45 (Creek Rd) is closed for further notifications.
Highway 405 from Stanley Avenue to Queen Elizabeth Way Emergency Detour Route April 23, 2024 at 3:13 p.m. June 30, 2024 at 12 a.m.
Ontario Street from Lakeshore Road to Linwell Road Construction May 6, 2024 at 12 a.m. August 2, 2024 at 11:59 p.m. St. Catharines - Road Reconstruction - Detour is Lakeport Road > Linwell Road
Bridge Street from Stanley Avenue to Victoria Avenue Construction May 24, 2024 at 7 a.m. May 28, 2024 at 7 p.m. Niagara Falls - Annual Road Strengthening and Resurfacing Program - Detour is Victoria Avenue > Valley Way > Morrison Street > Regional Road 102 (Stanley Avenue)
Mann Street from Sodom Road Construction May 21, 2024 at 7 a.m. May 31, 2024 at 7 p.m. Niagara Falls - Intersection Closure - Detour is Regional Road 47 (Lyon's Creek Road) > Regional Road 98 (Montrose Road) > Regional Road 25 (Netherby Road)
Riverside Drive from Lincoln Street to Prince Charles Drive North Load Restriction 5 tonnes per axle
Smithville Road from Bismark Road to South Chippawa Road Load Restriction 5 tonnes per axle
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