Agencies » York Region YRT/Viva
When: Wednesday, July 2, 2025 until construction is complete
Where: Ninth Line and Church Street, City of Markham
Reason: Storm sewer construction
Routes affected: 301 - Markham Express and 522 - Markham Local
Detour - Route 301
Morning:
Morning trips will travel westbound on Fincham Avenue, left onto southbound Paramount Road and back to regular routing on Parkway Avenue. Stops 1848, 1849, 1850, 1851, 1852 and 1853 will not be serviced.
Afternoon:
Afternoon trips will follow the reverse routing. Stops 4849, 5134, 5135, 5136, 6397, 6398 and 6399 will not be serviced.
Alternative stops:
Morning:
- Stop 1847 on Fincham Avenue and Wooten Way North
- Stop 1855 on Parkway Avenue and Orchard Street
Afternoon:
- Stop 4848 on Parkway Avenue and Paramount Road
Detour - Route 522
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.
Alternative 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.
Routes: 301-Markham Express, 522-Markham Local
When: August 11, 2025, through Spring 2026
Where: Bayview Avenue and Steeles Avenue East
Why: Construction
Routes affected: Routes 91/91A - Bayview - Southbound
Detour:
Routes 91/91A 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.
Routes: 091-Bayview, 9101
When: Monday, August 18 to Saturday, November 1, 2025
Where: Main Street Unionville and Fred Varley Drive, City of Markham
Event: City of Markham Construction
Routes affected: 302 - Unionville Express
Route 302 Detour:
Eastbound trips on Carlton Road will turn right on southbound Fred Varley Drive and back to regular routing on westbound Kreighoff Avenue.
Stops 1483, 1485, 1487, 1489, 1491, 4373, 4951, 5840, 5841 and 5842 will be missed.
Alternate Stops:
- 1481 on Carlton Road at Fred Varley Drive
- Temporary stop on Fred Varley Drive at Krieghoff Avenue
- 5843 on Krieghoff Avenue at Village Parkway
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: 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