284 King St E

DesignatedToronto, Ontario · Register as of September 1, 2026

Is it a heritage property?

Yes. 284 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

Building height: about 13 m at its highest point (City of Toronto 3D massing)
Lot area: 1,017 m² (0.1 ha)
Neighbourhood: Moss Park
Heritage neighbours: 46 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?

Demolition permits

Demolition: Mixed-use building · applied June 22, 2021 · issued July 16, 2021 · closed December 12, 2025 · Closed21 174345 DEM · 284 King St EProposed demolition of an existing 3 storey building including all underground structures.

From municipal building permit open data (Open Government Licence – Toronto), matched by address. A permit can cover part of a property (a garage or rear addition); read its description. Heritage status is unchanged until the register changes.

Development applications

Plan of condominium · filed November 8, 2021 · ClosedAt this address · 21 235256 STE 13 CDThe condominium will have thirty two (32) levels of residential units and common elements, and four (4) levels of below grade levels of common elements, storage and parking. There will be 218 residential units, and 48 on-site parking units in the condominium.The retail units…Application details
Site plan approval · filed March 9, 2018 · ClosedAt this address · 18 127432 STE 28 SASite Plan Control application for the development of a 30-storey mixed-use building: 14,617.0 sq. m. resifential gross floor area (205 dwelling units); 181.0 square metres retail gross floor area; 48 parking spaces.Application details
Official Plan or zoning by-law amendment · filed June 8, 2017 · ClosedAt this address · 17 175826 STE 28 OZZoning By-law Amendment to permit the construction of a 30-storey residential mixed-use building, with a height of 95.05 metres (101.05 metres including the mechanical penthouse), containing 205 residential units and 177 square metres (1,905 square feet) of retail space on the…Application details
Site plan approval · filed May 14, 2009 · ClosedAt this address · 09 138395 STE 28 SASite plan approval application for 8 storey commercial building, with ground floor retail and one level below grade to be used as commercial space / storage space / mechanical space. Note that building has been changed from 7 to 8 storeys.
Site plan approval · filed August 14, 2023 · OMB AppealAbout 50 m away, at 298 King St E · 23 188669 STE 13 SASite Plan Application for a 42-storey (139.90 metres including mechanical penthouse) mixed-use building with 1,188 square metres of commercial uses at grade and 449 dwelling units.Application details
Official Plan or zoning by-law amendment · filed November 9, 2021 · OMB ApprovedAbout 42 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 February 21, 2018 · ClosedAbout 26 m away, at 25 Ontario St (the application covers 2 addresses) · 18 119622 STE 28 OZApplication to lift the holding provision on By-laws 1474-2017 and 1475-2017Application details
Official Plan or zoning by-law amendment · filed December 19, 2011 · ClosedAbout 26 m away, at 25 Ontario St (the application covers 2 addresses) · 11 327900 STE 28 OZRevised rezoning application to permit a 23-storey office building containing 41435 square metres of office space, 341 square metres of retail space, 155 vehicular parking spaces within a 5-level underground garage, and 183 bicycle parking spaces.Application 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.