Toronto address · Ward 9, Davenport
478 St Clarens Ave
The City of Toronto has 1 building permit since 2017 (1 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
Small residential project · Multiple projects
Proposal for a rear basement walkout, extend rear deck, and interior alterations to proposed 2 unit detached dwelling.
Applied Nov 4, 2019 · issued Jun 16, 2021 · 1 home added · Permit 19 244773 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
510-514 Lansdowne Avenue and 1293-1301 Bloor Street West
28 storeys · Mixed use
180 m away · Site plan · Under review · filed Aug 9, 2022
- Under review
33 storeys · 634 homes · Mixed use
280 m away · Site plan · Under review · filed Aug 30, 2021
- Approved
1167-1175 Bloor Street West, 34-42 Brock Crescent and 90 Croatia Street
14 storeys · 52 homes · Mixed use
310 m away · Rezoning · Approved · filed Feb 9, 2026
- Under review
21 storeys · 861 homes · Residential
320 m away · Site plan · Under review · filed Nov 7, 2024
- Under review
19 storeys · 325 homes · Mixed use
470 m away · Condominium · Under review · filed Nov 8, 2021
- Under review
1141 Bloor Street West, 90 Croatia Street and 980 Dufferin Street
22 storeys · 264 homes · Mixed use
470 m away · Site plan · Under review · filed Feb 27, 2026
Neighbours’ Committee of Adjustment files within 250 m
1286 Bloor St W · Minor variance
To alter the existing three-storey mixed use building by constructing a rooftop mechanical penthouse with rooftop access and a rooftop access enclosure above the third storey with a partially covered rooftop terrace and a trellis. The ground floor and partial ground floor mezzanine level will contain a commercial unit (art gallery and event space). The second storey will contain a multi-function commercial space that supports StepStones for Youth's programming and the provides amenity space for building residents (counselling rooms, a gym, a break room, and an open-concept collaboration space…
80 m away · filed Sep 2, 2026 · Postponed
57 Emerson Ave · Minor variance
To construct a new one-storey ancillary building (sitting area/workshop and sauna), with a covered porch (located at the southwest corner of the building), in the rear yard. The existing one-storey ancillary detached building (garage) will be demolished.
180 m away · filed Jun 3, 2026 · Approved
613 Lansdowne Ave · Minor variance
To convert the existing two-and-one-half-storey detached dwelling into a houseplex containing two residential dwelling units, with a new rear second storey deck with a landing and stairs and a rear basement walkout. Also, to convert the existing two-storey ancillary building (a one-car garage) in the rear yard into an art studio occupying the first and second storeys. There will be a total of two dwelling units on the lot.
250 m away · filed Apr 13, 2026 · Approved
1281 Bloor St W · Consent
To obtain consent for the technical severance of the property for the purpose of re-establishing two mixed-use lots which merged on title.
120 m away · filed Mar 4, 2026 · Approved
763 Lansdowne Ave · Minor variance
To alter the existing two-storey semi-detached dwelling by constructing a third storey addition with a rear deck, a rear one-storey addition, and a front second storey deck. Also, to construct a new two-storey ancillary building (detached garage with a workshop and storage space above) in the rear yard, abutting the laneway.
200 m away · filed Aug 26, 2025 · Approved
428 Margueretta St · Minor variance
To convert the existing two-and-one-half-storey detached dwelling into a fourplex by constructing a front basement walkout, and new rear ground floor stairs (the existing rear ground floor deck and stairs will be demolished). There will be a total of five dwelling units on this lot (four units within the main dwelling, and one dwelling unit within the rear detached ancillary building (garden suite, approved under an authorized building permit)).
240 m away · filed Sep 25, 2024 · Approved
619 Lansdowne Ave · Minor variance
To alter the existing three-storey detached dwelling by constructing a rear three-storey addition. There will be a total of four residential dwelling units on this lot (three dwelling units currently exist). Also, to permit two tandem parking spaces in the rear yard, abutting the laneway.
220 m away · filed Jul 6, 2024 · Deferred
390 St Clarens Ave · Minor variance
To alter the existing two-storey detached dwelling by constructing a complete third storey addition, a rear two-storey addition with a first storey deck and a third storey deck, and a front second storey deck. This dwelling will have two residential dwelling units (duplex) on this lot.
230 m away · filed Apr 10, 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.