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Data Centers in Ontario
29 mapped data center facilities across Ontario, Canada — every point on this map is a real facility from our US & Canada dataset, updated July 31, 2026.
29Facilities mapped
8Cities & towns
7Operators
Map data © OpenStreetMap contributors (ODbL) · Basemap © CARTO
Top operators in Ontario
Equinix 5Cyxtera 2EdgeConneX 1Digital Realty 1Royal Bank of Canada 1Ascent, LLC 1
Biggest clusters
Markham 7Toronto 3Mississauga 2Guelph 2Brampton 2Kitchener 1
Facility list
| Facility | Operator | City |
|---|---|---|
| 11:11 Systems | — | Mississauga |
| 11:11 Systems | — | Mississauga |
| Ascent TOR1 | Ascent, LLC | — |
| CGI | — | — |
| Cologix TOR4 | — | Markham |
| Colosseum Online Inc. | — | Toronto |
| Cyxtera Toronto YYZ1 | Cyxtera | — |
| Cyxtera Toronto YYZ2 | Cyxtera | Markham |
| Digital Realty Toronto YYZ10 | — | Markham |
| Digital Realty Toronto YYZ11 | Digital Realty | — |
| Edgeconnex Toronto | EdgeConneX | North York |
| Equinix Markham TR5 | Equinix | — |
| Equinix TR1 | Equinix | Toronto |
| Equinix TR2 | Equinix | Toronto |
| Equinix TR6 | Equinix | Brampton |
| Equinix TR7 | Equinix | Brampton |
| Maxxam Analytics International Inc. | — | — |
| Ministry of Government Services Data Centre | The Government of Ontario | Guelph |
| Nüday Networks | — | Markham |
| Pathway Communications | — | Markham |
| Rack & Data | — | Kitchener |
| RBC Guelph Data Centre | Royal Bank of Canada | Guelph |
| Rogers | — | Markham |
| Rogers Data Center | — | — |
| Telus | — | East York |
| Urbacon Data Centre | — | — |
| Data center | — | — |
| Data center | — | Markham |
| Data center | — | — |
Frequently asked questions
How many data centers are in Ontario?
There are 29 mapped data center facilities in Ontario in this dataset (updated July 31, 2026). The true number is higher — some sites are unpublished or under construction.
Who operates the most data centers in Ontario?
Equinix has the most mapped facilities in Ontario in this dataset, with 5 sites.
Where are Ontario's data centers concentrated?
The biggest clusters are around Markham, Toronto, Mississauga.