Rendering image of the platform area of the future High Tech Station.

Yonge North Subway Extension

Extending Line 1 subway service nearly 8 km north from Finch Station to Richmond Hill.
Name our tunnel boring machines!

We’re looking for creative names for our dynamic digging duo. Enter the contest and send us your ideas by November 16!

Connecting with the community

We regularly host open house events where you can learn about the latest project updates and get your questions answered by our experts.

You can also find our team in your community, popping up at local events and popular neighbourhood venues to share project details and plans.

We're looking forward to connecting with you and sharing what's happening on the Yonge North Subway Extension!

Upcoming open houses

Metrolinx will be hosting two public information sessions this fall to share details about plans for temporarily re-routing Yonge Street near the future Steeles and Clark stations during construction of the Yonge North Subway Extension.

Join us to learn more about what to expect during construction and ask our team questions:

Long-term diversion of Yonge Street at Steeles Avenue

Date: November 25, 2026

Time: 6 p.m. - 8 p.m.

Location:

Centerpoint Mall (Pop-up Project space, next to Jolibee)

6464 Yonge Street, Toronto

Read the previously shared community bulletin about planned changes near the future Steeles Station.


Long-term diversion of Yonge Street at Clark Avenue

Date: December 2, 2026

Time: 7 p.m. - 9 p.m.

Location:

Thornhill Secondary School

167 Dudley Avenue, Markham

Read the previously shared community bulletin about planned changes near the future Clark Station.


Upcoming community pop-up events

Check back soon for information about upcoming events near you.

Please note event schedules are subject to change. Unforeseen circumstances may occasionally require us to postpone or cancel our pop-ups. We'll update this page with any last-minute changes to our schedule and share important updates through our social media channels at @MetrolinxYorkSimcoe and via the Metrolinx York-Simcoe e-newsletter.