Toronto address · Ward 11, University-Rosedale
407 Ossington Ave
The City of Toronto has 9 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
Plumbing
Revision 02. Plumbing - To construct a third storey rear addition and interior alterations, rear third floor balcony and rear detached garage
Applied Aug 17, 2023 · issued Sep 8, 2023 · completed Oct 2, 2025 · Permit 21 251521 PLB (revision 02)
- Closed
Small residential project · Multiple projects
Revision 02 . To construct A 2nd storey rear addition, a third storey addition, and interior alterations, rear third floor balcony and rear detached garage
Applied Aug 17, 2023 · issued Sep 14, 2023 · completed Oct 6, 2025 · Permit 21 251521 BLD (revision 02)
- Closed
Heating and ventilation
Revision 02. HVAC - To construct a third storey rear addition and interior alterations, rear third floor balcony and rear detached garage
Applied Aug 17, 2023 · issued Sep 13, 2023 · completed Aug 12, 2025 · Permit 21 251521 HVA (revision 02)
- Closed
Plumbing
Revision 01. Plumbing - To construct a third storey rear addition and interior alterations, rear third floor balcony and rear detached garage
Applied Mar 30, 2023 · issued Mar 31, 2023 · completed Oct 2, 2025 · Permit 21 251521 PLB (revision 01)
- Closed
Small residential project · Multiple projects
Revision 01. To construct A 2nd storey rear addition, a third storey addition, and interior alterations, rear third floor balcony and rear detached garage
Applied Mar 29, 2023 · issued Apr 14, 2023 · completed Oct 6, 2025 · Permit 21 251521 BLD (revision 01)
- Closed
Heating and ventilation
Revision 01. HVAC - To construct a third storey rear addition and interior alterations, rear third floor balcony and rear detached garage
Applied Mar 29, 2023 · issued Apr 6, 2023 · completed Aug 12, 2025 · Permit 21 251521 HVA (revision 01)
- Closed
Heating and ventilation
HVAC - To construct a third storey rear addition and interior alterations, rear third floor balcony and rear detached garage
Applied Dec 26, 2021 · issued Aug 3, 2022 · completed Aug 12, 2025 · Permit 21 251521 HVA
- Closed
Plumbing
Plumbing - To construct a third storey rear addition and interior alterations, rear third floor balcony and rear detached garage
Applied Dec 26, 2021 · issued Aug 3, 2022 · completed Oct 2, 2025 · Permit 21 251521 PLB
- Closed
Small residential project · Multiple projects
To construct A 2nd storey rear addition, a third storey addition, and interior alterations, rear third floor balcony and rear detached garage
Applied Dec 26, 2021 · issued Aug 3, 2022 · completed Oct 6, 2025 · Permit 21 251521 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 two-storey townhouse by constructing a third storey addition and a rear two-storey addition. A new garage will also be constructed in the rear yard having access from the rear lane.
Decision: Approved (hearing May 26, 2021)
Filed Feb 3, 2020 · File A0214/20TEY
What’s planned nearby
Development sites within 500 m
- Under review
- Under appeal
- Approved
6 storeys · 19 homes · Residential
490 m away · Site plan · Approved · filed Jul 10, 2025
Neighbours’ Committee of Adjustment files within 250 m
350 Ossington Ave · Minor variance
To alter the existing two-and-one-half-storey townhouse dwelling by constructing a new rear one-storey addition (with a second storey rooftop deck above), and a new rear third storey dormer addition. The existing rear third storey dormer, rear one-storey addition, and rear ground floor deck will be demolished.
160 m away · filed Mar 25, 2026 · Approved
409 Ossington Ave · Consent
To obtain consent for the technical severance of the property for the purpose of re-establishing two residential lots which merged on title.
0 m away · filed Feb 5, 2026 · Approved
186 Roxton Rd · Minor variance
To alter the existing two-storey semi-detached dwelling by constructing a side (south) one-storey addition, a rear two-storey addition (above with a portion of the existing one-storey), and a partial third storey addition (dormer) with a rear (west) deck. Also, to alter the existing one-storey ancillary building (detached garage in the rear yard, abutting the lane) by reducing a front (east) portion of the building (storage shed), and to construct a front (east) canopy structure (awning).
60 m away · filed Dec 4, 2025 · Approved
260 Roxton Rd · Minor variance
To alter the existing two-storey townhouse dwelling by constructing rear one and two-storey additions, a rear second floor deck (above the new rear one-storey addition), and a rear ground floor deck. The existing rear one-storey addition, and rear ground floor deck will be demolished.
210 m away · filed May 9, 2025 · Approved
63 Shannon St · Minor variance
To alter the existing two-storey detached dwelling by constructing a front second storey addition (above the existing one-storey) with a balcony, a complete third storey addition with a rear balcony, and a rear ground floor deck. Also, there will be a total of two residential dwelling units on this lot (one primary unit, and one secondary suite (located within the basement)).
250 m away · filed Sep 26, 2024 · Approved
475 Ossington Ave · Minor variance
To alter the existing two-and-one-half-storey detached dwelling by constructing a rear second storey addition with a rear third storey rooftop deck. There will be three residential dwelling units within this dwelling.
220 m away · filed Nov 21, 2023 · Approved
29 Shannon St · Minor variance
To alter the existing two-storey detached dwelling by constructing third storey additions with a rear balcony, and a rear two-storey addition with a ground floor patio.
120 m away · filed Aug 8, 2023 · Approved
178 Roxton Rd · Minor variance
To convert the existing three-storey semi-detached dwelling from one-unit into two-units by installing one secondary suite within the basement. Also, to construct a rear second and third storey addition, a ground floor covered front porch, second storey front balcony, third storey rear balcony, and front and rear basement walkouts. In addition, to construct a new one-storey ancillary building (detached garage) in the rear yard, abutting the laneway.
60 m away · filed Nov 30, 2022 · 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.