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353 King St E

DesignatedToronto, Ontario · Register as of September 1, 2026
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Is it a heritage property?

Yes. 353 King St E, 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

Lot area
4,486 m² (0.45 ha)
Neighbourhood
Moss Park
Heritage neighbours
32 other heritage properties within 100 m
Designation
Part V (heritage conservation district)
By-law
1253-2022
Ward
Ward 13 Toronto Centre
Location
Matched to the municipal address
Part of the St. Lawrence Neighbourhood Heritage Conservation District, enacted by LPAT Decision MM160020 dated November 16, 2021 (amended on April 5, 2022).Description, from City of Toronto — Heritage Register

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

  • Official Plan or zoning by-law amendment · filed November 9, 2021 · OMB ApprovedAbout 47 m away, at 296 King St E (the application covers 6 addresses) · 21 235932 STE 13 OZThis application proposes a 46-storey (158.2 metres including mechanical penthouse) mixed-use building with 478 dwelling units and 663 square metres of retail at grade.Application details
  • Official Plan or zoning by-law amendment · filed July 18, 2018 · Council ApprovedAbout 16 m away, at 200 Front St E (the application covers 3 addresses) · 18 196225 STE 28 OZThe application to amend the Zoning By-law proposes two new buildings for the property at 333-351 King Street East & 200 Front Street East. The proposed development includes a 37-storey residential building (140 metres tall) on the west side of the site and a 28-storey office…Application details
  • Site plan approval · filed March 15, 2013 · ClosedAbout 16 m away, at 333 King St E (the application covers 2 addresses) · 13 134203 STE 28 SAThis is a Gold Star Site Plan Control application for a proposed a 17-storey office tower at 351 King Street East with a 5 storey podium and retail uses at grade. The proposal comprises 46,520 m2 of non-residential Gross Floor Area, of which 44,532 m2 is for office use and…
  • Official Plan or zoning by-law amendment · filed March 28, 2012 · ClosedAbout 16 m away, at 333 King St E (the application covers 2 addresses) · 12 144494 STE 28 OZRezoning and site plan approval applications for former Toronto Sun property for a 17-storey office building on the east portion of the site and a 12-storey office building in the southwest corner. All existing buildings on the property to be retained and restricted to their…

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

  1. First 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.