Microsoft York Region Data Centres
Microsoft / Vaughan and Markham, ON
Construction
Not stated
announced
0 MW
energized
Two York Region data centres, in Vaughan and Markham, under construction as part of Microsoft's C$19B Canadian cloud and AI commitment. Microsoft expects the Vaughan site to be fully operating in the second half of 2026. It has not published capacity for either site.
- 2025-12-01 Announced
- 2026-H2 Developer target
- Power path
- Grid
- Setup
- Grid power, Azure Canada Central
- Utility
- Alectra Utilities
- Connection request
- Not stated
- Target online
- 2026-H2
- Announced
- 2025-12-01
Getting power in Ontario
Grid, provincial approval in draft. The Ontario record covers how projects get power there and what is changing.
Sources
- Invest Ontario welcomes Microsoft's AI infrastructure expansion in Ontario
- Microsoft promises new Ontario data centres won't increase power bills
Other tracked projects in Ontario
- Algoma AI Data Centre Red Jar Energy Partners and Algoma Steel · 400 MW · Filed for connection
- BUZZ HPC Greater Toronto AI Data Centre BUZZ HPC (HIVE Digital) · 320 MW · Announced
- STACK Toronto Campus STACK Infrastructure · 56 MW · Operating
- Cambridge AI Data Centre Related Digital, TowerBrook and Ascent · 54 MW · Operating
- Prologis Meadowvale Data Centre Prologis · 40 MW · Announced
- Yondr Toronto Data Centre Yondr · 27 MW · Operating
- Compass Toronto Campus Compass Datacenters · 27 MW · Operating
- 55H Brampton Data Centre 55H with CORE Data Centres · 20 MW · Operating
Updated 2026-10-14.