Toronto address · Ward 12, Toronto-St. Paul's
666 St Clair Ave W
The City of Toronto has 8 building permits since 2017 (7 still open) 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.
- Inspections under way
Heating and ventilation
HVAC - Proposed interior alterations of existing Group D Business and Personal Services Suite 101 & 102.
Applied Oct 16, 2024 · issued Dec 13, 2024 · Permit 24 226833 HVA
- Inspections under way
Addition or alteration · Interior alterations
Proposed interior alterations of existing Group D Business and Personal Services Suite 101 & 102.
Applied Oct 16, 2024 · issued Dec 13, 2024 · Permit 24 226833 BLD
- Closed
Plumbing
Plumbing - Proposed interior alterations of existing Group D Business and Personal Services Suite 101 & 102.
Applied Oct 16, 2024 · issued Dec 13, 2024 · completed Mar 20, 2025 · Permit 24 226833 PLB
- Inspections under way
Plumbing
Plumbing - Proposal for interior alterations to construct a demising wall on ground floor to convert existing retail store to two separate units (28.8m2). The scope of this permit is the demising wall and interior finishing of the east unit, for a pet shop with retail sales and pet grooming services. Residential units on second and third floors to remain unchanged. No HVAC or plumbing is proposed in this project.Also see WNP file 10-174565.
Applied Jul 5, 2010 · issued Jul 22, 2010 · Permit 10 187855 PLB
- Inspections under way
Heating and ventilation
HVAC - Interior alterations to a portion of the ground floor for a new hair salon. This will inlcude plumbing and hvac.
Applied Jun 22, 2010 · issued Jul 13, 2010 · Permit 10 203573 HVA
- Inspections under way
Addition or alteration · Interior alterations
Interior alterations to a portion of the ground floor for a new hair salon. This will inlcude plumbing and hvac.
Applied Jun 22, 2010 · issued Jul 6, 2010 · Permit 10 203573 BLD
- Inspections under way
Plumbing
Plumbing - Interior alterations to a portion of the ground floor for a new hair salon. This will inlcude plumbing and hvac.
Applied Jun 22, 2010 · issued Jul 13, 2010 · Permit 10 203573 PLB
- Inspections under way
Addition or alteration · Interior alterations
Proposal for interior alterations to construct a demising wall on ground floor to convert existing retail store to two 5project.Also see WNP file 10-174565.
Applied Jun 2, 2010 · issued Jun 22, 2010 · Permit 10 187855 BLD
Committee of Adjustment
No applications to the City's Committee of Adjustment for this address since 2017. That's where an owner asks for a minor variance (a small exception to the zoning by-law) or a consent to divide a lot.
What’s planned nearby
Development sites within 500 m
- Under review
3 storeys · Residential
350 m away · Site plan · Under review · filed Dec 6, 2021
- Under review
17 storeys · 110 homes · Mixed use
420 m away · Site plan · Under review · filed Jun 24, 2026
- Under review
35 storeys · 380 homes · Mixed use
420 m away · Site plan · Under review · filed Aug 23, 2022
- Approved
34 storeys · 440 homes · Mixed use
420 m away · Site plan · Approved · filed Apr 11, 2022
- Approved
- Approved
37 storeys · 355 homes · Mixed use
430 m away · Site plan · Approved · filed Sep 16, 2022
Neighbours’ Committee of Adjustment files within 250 m
55 Pinewood Ave · Minor variance
To alter the existing one-and-one-half-storey detached dwelling by constructing a front second storey addition, a rear three-storey addition with a rear ground floor deck and stairs, third storey side (north and south) dormers, and a new front yard driveway. The existing rear one-storey ancillary building (garage) will be demolished.
230 m away · filed Aug 5, 2026 · Hearing scheduled
128 Ellsworth Ave · Minor variance
To alter the existing two-storey detached dwelling by constructing a rear two-storey addition.
120 m away · filed Aug 15, 2024 · Approved
95 Ellsworth Ave · Minor variance
To alter the existing two-storey semi-detached dwelling by constructing a partial rear one-storey addition with a ground floor deck.
230 m away · filed Jul 22, 2024 · Approved
12 Pinewood Ave · Minor variance
To alter the existing three-storey detached dwelling by constructing a rear third storey addition with a walkout deck, a rear second storey addition, a rear ground level walkout deck, and a front third storey balcony.
70 m away · filed Nov 18, 2022 · Approved
8 Humewood Dr · Minor variance
To construct a two-storey ancillary building (garden suite) in the rear yard of the property. Also, to permit the existing chicken coop, faux chimney nest, and garden shed in the rear yard which were constructed without the benefit of a building permit. In addition, to install a front yard parking pad.
130 m away · filed Sep 18, 2022 · Approved
182 Wychwood Ave · Minor variance
To alter the existing two-and-one-half-storey detached dwelling by constructing a two-storey rear addition with a rear ground floor deck, rear second and third storey decks and a rear basement walkout.
190 m away · filed Apr 28, 2022 · Deferred
46 Benson Ave · Minor variance
To alter the existing two-storey detached dwelling by constructing a complete third storey addition and a rear three-storey addition with a deck. Also, to install an in-ground swimming pool and to construct a pool shed.
200 m away · filed Nov 10, 2021 · Approved
155 Wychwood Ave · Minor variance
To construct an eight-storey mixed-use building consisting of ground level retail, 29 residential units above ground and 22 below grade parking spaces.
180 m away · filed Mar 5, 2021 · Withdrawn
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.