When: Tuesday, September 2, 2025, until construction is complete
Where: Church Street from Wootten Way North to Ninth Line, City of Markham
Reason: Storm sewer construction
Routes affected: 411, 416 – Markham District School Specials
Detour
Route 411 morning service:
Morning service will detour northbound Ninth Line, westbound Highway 7, northbound Wooten Way North and back to regular routing on Parkway Avenue.
Routes 416 morning service:
Morning service will detour westbound Church Street, southbound Ninth Line, westbound Highway 7, northbound Wooten Way North and back to regular routing on Parkway Avenue.
Routes 411 and 416 afternoon service:
Afternoon service will follow the reverse routing.
Stops missed:
- 1548, 4711, 4723 and 5590 will be missed in the morning
- 5851, 1561 and 6155 will be missed in the afternoon
Alternate stop:
- Temporary stop on Church Street at Wootten Way North
Please plan ahead and allow yourself extra travel time. For trip planning assistance, call the YRT Contact Centre at 1-866-668-3978.
Routes: 411-Markham District SS Via Box Grove, 416-Markham District SS Via Ninth Line
Markham Village storm sewer upgrade construction on Wootten Way North from July 16 to September 4 will affect Route 301 – Markham Express. Morning buses will detour via Ramona Boulevard and Main Street Markham North, while afternoon buses will detour via Ramona Boulevard, resulting in multiple missed stops in both directions. Temporary and alternate stops will be available throughout the construction period. Customers are encouraged to plan ahead, allow extra travel time, and visit yrt.ca for full details.
Route: 301-Markham Express
When: Wednesday, July 2, 2025 until construction is complete
Where: Ninth Line and Church Street, City of Markham
Reason: Storm sewer construction
Routes affected: 522 - Markham Local
Westbound:
Buses will travel south on Ninth Line, passing Church Street, right onto westbound Highway 7, right onto northbound Markham Road and back to regular routing on Robinson Street. Stops 4723, 5590 and 5326 will not be serviced.
Alternate stops:
Westbound:
- Stop 6561 on Ninth Line at Church Street
- Temporary stop on Markham Road and Dublin Street
Please plan ahead and allow yourself extra travel time. For trip planning assistance, call the YRT Contact Centre at 1-866-668-3978.
Route: 522-Markham Local
When: August 11, 2025, through Spring 2026
Where: Bayview Avenue and Steeles Avenue East
Why: Construction
Routes affected: Routes 91 - Bayview - Southbound
Detour:
Routes 91 will detour on Proctor Avenue, southbound Henderson Avenue and back to regular routing on westbound Steeles Avenue East.
Stops 5234, 2889, 3577, 3579 and 3581 will be missed.
Alternate stops:
- Stop 2888 on Bayview Avenue at Proctor Avenue
- Stop 3583 on Steeles Avenue East west of Henderson Avenue
Please plan ahead and allow yourself extra travel time. For trip planning assistance, call the YRT Contact Centre at 1-866-668-3978.
Route: 091-Bayview
When: Tuesday, May 19, 2026 to Friday, August 28, 2026
Where: Queen Street at Yonge Street, Town of East Gwillimbury
Why: Construction (Yonge Street Revitalization Project)
Routes affected: Route 52 – Holland Landing (southbound), Route 425 – Huron Heights School Special (morning trip)
Detour:
Buses travelling south on Toll Road will turn right on westbound Bradford Street, left on southbound Holland Landing Road, left on northbound Yonge Street, right on eastbound Mount Albert Road, and back to regular routing.
Missed stop: Temporary stop on Queen Street, at Yonge Street.
Alternative stops:
- Stop 2528 on Yonge Street at Mount Albert Road, on the southeast corner.
Please plan ahead and allow yourself extra travel time. For trip planning assistance, call the YRT Contact Centre at 1-866-668-3978.
Routes: 052-Holland Landing, 425-Huron Heights SS
Road closures for the Sutton Fair from August 6–9 will affect Route 50 – Queensway service in Sutton. Northbound trips will detour via West Street, Burke Street and High Street, resulting in missed stops on Fairpark Lane and Snooks Road. A temporary stop on the southwest corner of Burke Street and High Street will be available for both northbound and southbound customers. Please plan ahead, allow extra travel time, and visit yrt.ca for full details.
Route: 050-Queensway
When: Monday, June 29, to Monday, August 31, 2026
Where: Richmond Green Secondary School parking lot
Why: Construction
Routes affected: 82 – Valleymede and 83A – Trench
Detour:
Routes 82 and 83A northbound:
Northbound buses will travel north on Leslie Street, right onto John Birchall Road and will continue on westbound Elgin Mills Road to stop 1093. Stop 4630 will be missed.
Southbound trips will begin at stop 1093, on Elgin Mills Road, west of Leslie Street. Stops 4630, 7114, and 4931 will be missed.
Alternative stops:
Route 82/83A northbound
- Stop 1091 on Elgin Mills Road at Leslie Street
Route 82/83A southbound
- Stop 1093 on Elgin Mills Road East, west of Leslie Street
Please plan ahead and allow yourself extra travel time. For trip planning assistance, call the YRT Contact Centre at 1-866-668-3978.
Routes: 082-Valleymede, 8301
When: Thursday evenings from 6:30 p.m. to 9:30 p.m. on July 2, 9, 16, 23, 30 and August 6
Where: Main Street Unionville, from Carlton Road to Victoria Avenue, and Fred Varley Drive, from Fonthill Boulevard to Main Street Unionville
Event: Thursday Nights at the Bandstand
Routes affected: 302 - Unionville Express
Detour:
Afternoon buses traveling eastbound on Carlton Road will continue east past Main Street Unionville, turn right on southbound Kennedy Road, right on westbound Highway 7, right on northbound Sciberras Road and back to regular routing on westbound Fred Varley Drive.
Stops Missed: 4373, 4951, 5840 and 5841
Alternative Stops:
- Stop 1491 on Carlton Road at Marin Street Unionville
- Temporary stop on Fred Varley Drive at Sciberras Road
Please plan ahead and allow yourself extra travel time. For trip planning assistance, call the YRT Contact Centre at 1-866-668-3978.
Route: 302-Unionville Express
When: Thursday, November 27, 2025, until fall 2026
Where: Rutherford Road, over the CN Rail tracks
Why: Construction related to York Region’s Rutherford Road Improvements; expected completion in fall 2026.
Routes affected: Route 85 - Rutherford
Rutherford Road will be reduced to one lane in each direction between Creditstone Road/Melville Avenue and Greenock Drive to accommodate work on the rail bridge.
Expect delays for the duration of this project or until further notice.
For more information on the project, visit york.ca/RutherfordRoad
Route: 085-Rutherford
Due to Honda Indy preparations, Viva purple A will be detoured overnight from 9 p.m. to 6 a.m. on July 21–22 and July 22–23. Buses will travel via Enterprise Boulevard and Unionville Gate, bypassing stops on University Boulevard and using temporary stops on Enterprise Boulevard. Visit yrt.ca for details.
Routes: Viva Purple, 60301