Toronto address · Ward 13, Toronto Centre
12 Wellesley St W
The City of Toronto has 2 building permits since 2017 (1 still open) and 1 Committee of Adjustment file on record for this address.
Building permits
Every permit the City lists for this address since 2017, and any still open from before, newest first.
- Application on hold
Addition or alteration · Interior alterations
Proposal for interior alterations to an optometry office within a single ground-floor unit of an existing 55-storey high-rise building.
Applied Sep 25, 2026 · Permit 26 244506 BLD
- Closed
Demolition
Demolition of existing building on site includingHeritage Facade will be retained in accordance with the requirements of the Heritage Easement Agreement, Section 37 Agreement and the Conservation Plan, attached. Refer to the supporting Heritage Alteration permit application
Applied Feb 23, 2021 · issued Jun 21, 2021 · completed Jul 24, 2025 · Permit 21 119514 DEM
Committee of Adjustment
This address's applications to the City's Committee of Adjustment since 2017, and any still open. A minor variance asks for a small exception to the zoning by-law, such as a little more height or a smaller setback; a consent divides a lot or grants an easement.
- Closed
Consent · Sever lot
To obtain consent for a stratified severance of an existing retail unit located on the ground floor (including the heritage wall located along the west façade of the building), into two parcels (units), for separate ownership. Also, to maintain the existing easements/rights-of-way.
Decision: Approved (hearing May 13, 2026)
Filed Feb 18, 2026 · File B0021/26TEY
What’s planned nearby
Development sites within 500 m
- Under review
530-550 Yonge Street, 6-8 Breadalbane Street and 145 St Luke Lane
67 storeys · 860 homes · Mixed use
100 m away · Site plan · Under review · filed Nov 8, 2024
- Under review
- Under review
510-528 Yonge Street and 7 Breadalbane Street
59 storeys · 587 homes · Mixed use
160 m away · Site plan · Under review · filed Aug 24, 2021
- Approved
- Under review
646-664 Yonge Street and 2-4 Irwin Avenue
75 storeys · 548 homes · Mixed use
220 m away · Site plan · Under review · filed Dec 22, 2022
- Approved
56 storeys · 532 homes · Residential
230 m away · Site plan · Approved · filed Apr 4, 2023
Neighbours’ Committee of Adjustment files within 250 m
555 Yonge St · Consent
To obtain consent for the purpose of a stratified lot addition (air-rights) above an elevation of 152.89 m of the property municipally known as 555 Yonge Street. Also, to maintain the existing reciprocal easement/right-of-way.
100 m away · filed Feb 20, 2026 · Approved
20 Maitland St · Minor variance
To alter the development standards (as approved under Site Specific Zoning By-law 88-2023(OLT)) for the 40-storey mixed-use building (which is currently under construction), by increasing the residential gross floor area, building height (41-storeys; 123.5 m to 127.6 m and 129.2 m to 133.6 m), and the height of the elevator overrun projection. There will be a total of 516 residential dwelling units on this site.
200 m away · filed Feb 4, 2026 · Approved
26 Maitland St · Minor variance
To alter the development standards for the 40-storey mixed-use building (as approved under Site Specific Zoning By-law 88-2023) by increasing the total number of residential dwelling units, the overall and residential gross floor area, the building height, and the maximum projection height of an elevator overrun. Also, to reduce the total number of residential dwelling units with 3 or more bedrooms, the required amenity space, and the total number of residential visitor parking spaces. The new 45-storey mixed-use building (excluding the mechanical penthouse) will have a total of 572 residenti…
220 m away · filed Feb 28, 2025 · Approved
510 Yonge St · Minor variance
To alter the development standards (as approved under Site Specific Zoning By-law 193-2024(OLT)), for a new 59-storey mixed-use building, by permitting a private student residence use on this lot. There will be a total of 587 residential dwelling units within this building.
190 m away · filed Oct 11, 2024 · Approved
577 Yonge St · Minor variance
To permit the following uses within the existing four-storey non-residential building: a nightclub use within the basement, eating establishment use on the ground level, retail store use on the second level, place of assembly use on the third level, and recreation use on the fourth level.
110 m away · filed Aug 23, 2024 · Approved
7 Gloucester St · Consent
To obtain consent to sever the property into two residential lots. The existing easements/rights-of-way will be maintained and unaltered. The existing 44-storey mixed-use building (also on the lot) will be maintained and unaltered. This building is under a condo ownership and requires a variance to the Zoning By-law as outlined in Minor Variance Application A0653/24TEY.
190 m away · filed Jul 23, 2024 · Approved
593 Yonge St · Minor variance
To alter the development standards for the site (as approved under Site Specific Zoning By-law 778-2016(OMB)), for the existing 44-storey mixed-use building, by constructing mezzanine space. Also, to convert the existing two-and-one-half-storey townhouses (located at the northeast corner on this lot, municipally known as 7 and 9 Gloucester Street) into mixed-use buildings, and to increase the non-residential gross floor areas.
150 m away · filed Jul 23, 2024 · Approved
11 Gloucester St · Minor variance
To convert the existing two-and-one-half-storey townhouse into a mixed-use building.
190 m away · filed Jul 23, 2024 · Approved
From the City of Toronto’s open data: building permits (active, and cleared since 2017), Committee of Adjustment applications and address points, this record updated Sep 29, 2026, and the development sites from its Development Applications data. Contains information licensed under the Open Government Licence – Toronto. Construction cost estimates and contractors’ names are left out on purpose, and nothing here names an owner.