Toronto address · Ward 9, Davenport
53 Boon Ave
The City of Toronto has 11 building permits since 2017 (5 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 received
Alternative solution
Proposal for alternative solution for wall assembly.
Applied Sep 23, 2026 · Permit 26 242616 ALT
- Cancelled
Small residential project · Multiple projects
REV 02: Revision to re-clad exterior.Construct third storey & partial second storey addition to the existing 2-1/2 storey, interior alterations remove units 3 and 4 form the main dwelling, basement walkout.(2 units in main house, 1 unit in laneway suite - total of 3 units)
Applied Jan 8, 2026 · completed Jan 16, 2026 · Permit 22 128854 BLD (revision 02)
- Revision issued
Small residential project · Multiple projects
Revision 01: To add two additional secondary suites. Construct third storey & partial second storey addition to the existing 2-1/2 storey, interior alterations remove units 3 and 4 form the main dwelling, basement walkout.(2 units in main house, 1 unit in laneway suite - total of 3 units)
Applied Mar 14, 2023 · issued Aug 21, 2023 · 2 homes added · Permit 22 128854 BLD (revision 01)
- Inspections under way
Plumbing
Plumbing - Construct third storey & partial second storey addition to the existing 2-1/2 storey, interior alterations remove units 3 and 4 form the main dwelling, basement walkout.(2 units in main house, 1 unit in laneway suite - total of 3 units)
Applied Sep 7, 2022 · issued Sep 7, 2022 · Permit 22 128854 PLB
- Inspections under way
Heating and ventilation
HVAC - Construct third storey & partial second storey addition to the existing 2-1/2 storey, interior alterations remove units 3 and 4 form the main dwelling, basement walkout.(2 units in main house, 1 unit in laneway suite - total of 3 units)
Applied Jul 27, 2022 · issued Sep 2, 2022 · Permit 22 128854 HVA
- Inspections under way
Small residential project · Multiple projects
Construct third storey & partial second storey addition to the existing 2-1/2 storey, interior alterations remove units 3 and 4 form the main dwelling, basement walkout.(2 units in main house, 1 unit in laneway suite - total of 3 units)
Applied Mar 31, 2022 · issued Jul 22, 2022 · Permit 22 128854 BLD
- Closed
Small residential project · Underpinning
Proposed underpinning for existing basement
Applied Oct 21, 2021 · issued Nov 4, 2021 · completed Jun 17, 2025 · Permit 21 229113 BLD
- Closed
Drains and site services
Drain - Proposal to convert existing detached garage to new 2 storey laneway suite
Applied Sep 16, 2021 · issued Nov 5, 2021 · completed May 14, 2025 · Permit 21 214038 DRN
- Closed
Heating and ventilation
HVAC - Proposal to convert existing detached garage to new 2 storey laneway suite
Applied Sep 16, 2021 · issued Nov 5, 2021 · completed Jun 13, 2025 · Permit 21 214038 HVA
- Closed
Plumbing
Plumbing - Proposal to convert existing detached garage to new 2 storey laneway suite
Applied Sep 16, 2021 · issued Nov 5, 2021 · completed Jun 13, 2025 · Permit 21 214038 PLB
- Closed
Small residential project · New laneway / rear yard suite
Proposal to convert existing detached garage to new 2 storey laneway suite
Applied Sep 16, 2021 · issued Nov 5, 2021 · completed Jun 13, 2025 · 1 home added · Permit 21 214038 BLD
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
Minor variance · Other
To alter the existing 2½-storey semi-detached dwelling by constructing: a partial second storey addition; a third storey addition; a front basement walkout; front and rear second storey balconies; and a rear third storey balcony. Also, this dwelling will contain 4 dwelling units (1 primary and 3 secondary suites).
Decision: Approved (hearing Dec 1, 2021)
Filed Jun 30, 2021 · File A0877/21TEY
What’s planned nearby
Development sites within 500 m
No rezoning, site plan, subdivision or condominium file open within 500 m, and no pre-construction project on the site.
Neighbours’ Committee of Adjustment files within 250 m
133 Boon Ave · Minor variance
To legalize and to maintain the rear fourth storey addition with a rooftop terrace (on the roof of the third storey), of the existing three-and-one-half-storey semi-detached dwelling (basement level is considered the first storey), that was constructed without an authorized building permit. Also, to permit the rear two-storey addition (located at the rear of the second and third storeys of the dwelling) that was constructed beyond the limits of an authorized building permit (19 212470 BLD 00 SR).
240 m away · filed Jun 4, 2026 · Approved
70 Boon Ave · Minor variance
To construct a parking pad in the front yard of the existing two-and-one-half-storey semi-detached dwelling.
90 m away · filed Mar 28, 2023 · Withdrawn
51 Ascot Ave · Minor variance
To convert the existing one-storey ancillary building (detached garage in the rear yard, abutting St. Clair Gardens) into a two-storey ancillary building (containing a two-car garage on the ground level, and one garden suite that will occupy the second level), by constructing a complete second storey addition with two second storey side (west) juliette balconies. There will be a total of two residential dwelling units on this lot (one unit within the main dwelling and one unit within the ancillary building).
120 m away · filed Oct 28, 2022 · Approved
79 Nairn Ave · Minor variance
To alter the existing two-and-one-half-storey townhouse dwelling by constructing a new rear ground floor deck with stairs, and to reconstruct the front porch with stairs.
220 m away · filed Oct 28, 2022 · Approved
58 Nairn Ave · Minor variance
To construct a rear one-storey ancillary building (detached garage) with a rooftop deck and an above-grade deck attached to the east side of the garage. This garage will be accessed from the public laneway (service lane).
240 m away · filed Jan 20, 2022 · Approved
124 Boon Ave · Minor variance
To alter the existing one-storey ancillary building (detached garage) by constructing a second storey addition in order to install a laneway suite.
230 m away · filed Nov 10, 2021 · Approved
43 Norton Ave · Minor variance
To construct a rear detached garage.
110 m away · filed Aug 25, 2021 · Refused
43 Norton Ave · Minor variance
110 m away · filed Jan 2, 2020 · 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.