Toronto address · Ward 5, York South-Weston
401 Silverthorn Ave
The City of Toronto has 1 building permit since 2017 (1 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.
- Inspections under way
Small residential project · Other
Proposal for creating two Balconies by removing a portion of the roof and replacing adjacent windows with sliding exterior doors. Existing Ceiling joists to be used as Balcony Floor and Railing to be added.
Applied Jun 4, 2021 · issued Jul 20, 2021 · Permit 21 165930 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 construct a new rear laneway suite with attached garage.
Decision: Approved (hearing Sep 14, 2021)
Filed Jun 23, 2021 · File A0349/21EYK
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
14 Haverson Blvd · Minor variance
To construct a second storey addition above the existing dwelling.
250 m away · filed Jul 31, 2026 · Approved
59 Donald Ave · Minor variance
To legalize and to maintain an existing second storey rear addtion with a platform and canopy above, and a rear yard deck.
230 m away · filed Mar 11, 2026 · Approved
81 Aileen Ave · Minor variance
To construct a new fourplex.
50 m away · filed Jan 29, 2026 · Approved
405 Silverthorn Ave · Minor variance
To construct a new two-storey garden suite in the rear yard that will include an attached garage. The existing detached garage and shed will be demolished.
10 m away · filed Oct 17, 2025 · Approved
402 Blackthorn Ave · Minor variance
To enclose the existing rear porch.
200 m away · filed Mar 18, 2025 · Approved
20 Kenora Cres · Minor variance
To construct a two-storey rear addition and a new front porch.
160 m away · filed Oct 5, 2022 · Approved
357 Silverthorn Ave · Minor variance
To construct a new dwelling with an integral garage.
200 m away · filed Aug 11, 2022 · Approved
48 Kersdale Ave · Minor variance
To construct a one-storey west side addition, a second and third floor addition above the existing dwelling and a rear yard deck.
160 m away · filed Apr 5, 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.