Service Advisories

9 - Ninth Line

When: Saturday, June 27, 2026 from 6 a.m. to 4 p.m.

Where: Main Street, between Market Street and Park Drive 

Event: Markham Stouffville Cruisers Rock & Roll Classic Car Show

Routes affected: Route 9- Ninth Line

Detour: Northbound

Buses travelling westbound on Main Street will turn right on northbound Stouffer Street, continue on Millard Street, left on southbound Edward Street and back to regular routing westbound Main Street. Stops missed: 6723, 6722 and 1786.

Southbound

Buses will follow the reverse...

522 - Markham Local

When: Monday, July 6 to Friday, July 10, 2026

Where: Unionville Commons building (4310 Highway 7 East, City of Markham)

Why: Road construction (paving work)

Routes affected:  Route 522 - Markham Local

Detour:

Buses will travel west on Highway 7, passing Main Street Unionville, right on northbound Eureka Street, right on eastbound Euclid Street, right on southbound Main Street Unionville, and back to regular routing.

Missed stop: 7384

Alternative stops:

• Stop 9885 on Highway 7 at Main Street Unionville

• Stop...

21 - Vellore, 467 - Tommy Douglas School Special via Cityview, 469 – Father Bressani School Special

When: Monday, May 25, 2026 to Sunday, June 28, 2026 (date extended)

Where: Cityview Boulevard and Canada Drive, City of Vaughan

Why: America Avenue Bridge Construction

Routes affected: Routes 21 - Vellore, 467 - Tommy Douglas School Special via Cityview and 469 – Father Bressani School Special

Detour: Routes 21-Vellore and 467 - Tommy Douglas School Special via Cityview

Buses travelling eastbound on Canada Drive will service stop 5731, then turn left on northbound Summit Drive, right onto eastbound...

26 – Maple, 462 – Maple School Special, Route 464 – St. Joan of Arc School Special

When: Monday, June 8, 2026 to Sunday, June 28, 2026 (date extended)

Where: America Avenue and John Deisman Boulevard

Event: America Avenue Bridge Construction, City of Vaughan

Routes affected: Route 26 – Maple, Route 462 – Maple School Special and Route 464 – St. Joan of Arc School Special

Please plan ahead and allow yourself extra travel time. For trip planning assistance, call the YRT Contact Centre at 1-866-668-3978.

Viva purple A

When: Wednesday, July 1, 2026 at 2:30 p.m. to 11 p.m.

Where: Enterprise Boulevard, between Birchmount Road and University Boulevard 

Why: City of Markham Canada Day Festivities

Routes affected:  Viva purple A

Detour:

Eastbound buses will service temporary stops on the rapidway west of Birchmount Road and detour north on Birchmount Road, Highway 7 and back to regular routing on Highway 7 east of Kennedy Road. Westbound buses will follow the reverse routing.

• Eastbound stops Andre De Grasse (9864) and...