451 Queen St W

DesignatedToronto, Ontario · Register as of September 1, 2026

Is it a heritage property?

Yes. 451 Queen St W, Toronto is designated under the Ontario Heritage Act, Part V (as part of a heritage conservation district).

Designation is the strongest protection under the Act and is not affected by the January 1, 2027 deadline. Source: City of Toronto — Heritage Register, as of September 1, 2026.

At a glance

Building height: about 13 m at its highest point (City of Toronto 3D massing)
Lot area: 198 m²
Neighbourhood: Wellington Place
Heritage neighbours: 40 other heritage properties within 100 m
Designation: Part V (heritage conservation district)
By-law: 979-2007
Ward: Ward 10 Spadina-Fort York
Location: Matched to the municipal address

Building details from the municipality's register unless marked otherwise.

Condition on the ground

No condition reports yet.

A vacant or neglected heritage building can be reported to the municipality's property standards or by-law office (311 in most cities). Photos must be taken from public property and must not show people.

Community collection

No historic photos, documents or recollections yet. Do you have one?

Development applications

Site plan approval · filed April 27, 2023 · Under ReviewAbout 23 m away, at 443 Queen St W · 23 138638 STE 10 SAQueen-Spadina Ontario LineApplication details

From municipal open data (Open Government Licence – Toronto). An application is a proposal; it doesn't change the property's heritage status. Nearby means within 50 m.

History on this site

October 5, 2026First recorded as designated

Other heritage properties on this street

Source: City of Toronto — Heritage Register, as of September 1, 2026.

Contains information licensed under the Open Government Licence – Toronto.

Not legal advice. Confirm status with the municipality.