Toronto address · Ward 14, Toronto-Danforth
341 Cosburn Ave
The City of Toronto has 3 building permits since 2017 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.
- Closed
Heating and ventilation
HVAC - Proposed second storey addition, rear deck and new front porch, and a second dwelling unit in the basement
Applied Feb 14, 2022 · issued Nov 15, 2022 · completed Jun 4, 2024 · Permit 22 114109 HVA
- Closed
Plumbing
Plumbing - Proposed second storey addition, rear deck and new front porch, and a second dwelling unit in the basement
Applied Feb 14, 2022 · issued Nov 15, 2022 · completed Jun 4, 2024 · Permit 22 114109 PLB
- Closed
Small residential project · Multiple projects
Proposed second storey addition, rear deck and new front porch, and a second dwelling unit in the basement
Applied Feb 14, 2022 · issued Nov 15, 2022 · completed Jun 17, 2026 · 1 home added · Permit 22 114109 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 · R addition
To alter the existing one-storey detached dwelling by constructing a complete second storey addition, a rear two-storey addition, a rear ground floor deck with a rear second storey balcony above. Also, to reconstruct the front porch.
Decision: Approved (hearing Aug 24, 2022)
Filed Apr 29, 2022 · File A0542/22TEY
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
322 Cosburn Ave · Minor variance
To construct a new three-storey (12-unit) apartment building which will span across two lots. This lot (Part 2) will contain six residential dwelling units with front and rear basement walkouts, a front porch with stairs, and a rear third storey balcony. The second storey will be cantilevered on the west side of the building. There will be a total of two short term and five long term bicycle parking spaces in the rear yard.
100 m away · filed Aug 14, 2026 · Hearing scheduled
322 Cosburn Ave · Minor variance
To construct a new three-storey (12-unit) apartment building which will span across two lots. This lot (Part 1) will contain six residential dwelling units with front and rear basement walkouts, a front porch with stairs, and a rear third storey balcony. The second storey will be cantilevered on the east side of the building. There will be a total of one short-term and six long-term bicycle parking spaces in the rear yard.
100 m away · filed Aug 14, 2026 · Hearing scheduled
301 Cosburn Ave · Minor variance
To alter the existing rear one-storey detached ancillary building (one-car garage) by constructing a one-storey addition along the west side wall of this building.
240 m away · filed Jul 21, 2026 · Approved
40 Cadorna Ave · Minor variance
To legalize and to maintain the side (north) one-storey addition (addition to rear of the existing attached garage and new garage roof) of the existing two-storey detached dwelling, that was constructed without an authorized building permit. Also, to permit and maintain the new front porch roof.
230 m away · filed Jul 8, 2026 · Postponed
464 Cosburn Ave · Minor variance
To construct a new two-storey detached ancillary building (containing a two-car garage on the first storey and one garden suite on the second storey), abutting Linsmore Crescent. The new two-storey detached ancillary building will be partially cantilevered along the east side and will have a side (south) ground floor porch as well as a side (east) ground floor porch with stairs. There will be a total of four residential dwelling units on this lot (three units occupying the main dwelling, and one unit occupying the ancillary building).
220 m away · filed Apr 1, 2026 · Approved
12 St Hubert Ave · Minor variance
To construct a new two-storey detached dwelling (including basement) with an integral garage, a widened driveway, a covered front porch with stairs, a rear first storey deck with stairs, and a rear basement walkout. The existing rear one-storey detached ancillary building (garage) will be demolished.
190 m away · filed Mar 10, 2026 · Approved
63 St Hubert Ave · Minor variance
To construct a new three-storey detached dwelling (basement level is considered the first level) with an integral garage, a front porch, a rear second storey covered deck, and a rear basement walkout. There will be a total of two residential dwelling units on this lot (one unit within the basement (first) level and one unit occupying the second and third levels).
200 m away · filed Feb 12, 2026 · Approved
301 Cosburn Ave · Minor variance
To alter the existing one-storey detached dwelling by constructing a complete second storey addition.
240 m away · filed Jan 13, 2026 · 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.