Landmarks · Toronto, Canada
How tall is CN Tower?
The CN Tower reaches 553.33 meters with its antenna. At the catalog values, it is about 12 meters taller than One World Trade Center.

553.33 m
Sourced measurement- Measurement
- Full tower height, including antenna
- Subject or version
- Toronto, Canada
- In feet, rounded
- 1,815.4 ft (1 ft = 0.3048 m)
Add more subjects or change the units in the playground.
A little more perspective
The tower operator’s published release gives 553.33 meters for the structure. This comparison includes the slim upper antenna rather than stopping at the main observation pod.
Try it beside Tokyo Skytree: 634 − 553.33 = 80.67 meters. The difference is substantial even though both towers can look similarly tall when photographed on their own.
Quick facts
Toronto’s CN Tower measures 553.33 meters to its antenna tip. Its viewing platforms sit well below that highest point.
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Sources and measurement notes
Source review recorded . Maintained by Ishan Karunaratne. Suggest a correction with a source and the exact measurement being compared.