Toronto address · Ward 9, Davenport
300 Silverthorn Ave
The City of Toronto has 1 building permit since 2017 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
Drains and site services · Back water valve (Sewer only)
Back Water Valve (Sewer only)
Applied Jan 5, 2017 · issued Jan 5, 2017 · completed Jan 13, 2017 · Permit 17 101338 DRN
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
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
308 Silverthorn Ave · Minor variance
To construct a new one-storey ancillary building (shed), in the rear yard of the property. The existing rear one-storey ancillary building (shed), with an interlock pad, will be demolished/removed.
10 m away · filed Jun 9, 2026 · Approved
343 Blackthorn Ave · Minor variance
To construct a new fourplex and a new as of right garden suite in the rear.
240 m away · filed May 8, 2026 · Approved
451 Rogers Rd · Minor variance
To construct a new four-storey semi-detached mixed-use building (with a mezzanine level above the ground floor and cantilevered portions of the second, third and fourth storeys at the front and west sides of the building) with a covered front entrance, a rooftop staircase access enclosure (for maintenance), rear balconies on the second, third and fourth storeys with a rear exterior access staircase, and a rear basement walkout. Long-term bicycle parking spaces will be provided within the dwelling units. There will be a total of four residential dwelling units, and one commercial unit within t…
160 m away · filed Feb 18, 2026 · Approved
449 Rogers Rd · Minor variance
To construct a new four-storey semi-detached mixed-use building (with a mezzanine level above the ground floor and cantilevered portions of the second, third and fourth storeys at the front and east sides of the building) with a covered front entrance, a rooftop staircase access enclosure (for maintenance), rear balconies on the second, third and fourth storeys with a rear exterior access staircase, and a rear basement walkout. Long-term bicycle parking spaces will be provided within the dwelling units. There will be a total of four residential dwelling units, and one commercial unit within t…
150 m away · filed Feb 18, 2026 · Approved
44 Rowntree Ave · Minor variance
To convert the existing rear one-storey detached ancillary building into a two-storey ancillary building (containing a two-car garage on the ground level, and one garden suite that will occupy the rear portion of the ground level and the second level), by constructing a second storey addition, and a two-storey addition along the rear (north) and side (east) portion of the building. 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).
100 m away · filed Nov 24, 2025 · Approved
212 Chambers Ave · Consent
To obtain consent to sever a portion of the land for the purpose of a lot addition.
190 m away · filed Nov 7, 2024 · Approved
212 Chambers Ave · Minor variance
To construct a new three-storey semi-detached apartment building with front and rear balconies on the second and third storeys, a rear ground floor deck, a rear basement walkout, and a front yard parking pad. There will be a total of three residential dwelling units on this lot.
190 m away · filed Jun 4, 2024 · Approved
214 Chambers Ave · Minor variance
To construct a new three-storey semi-detached apartment building with front and rear balconies on the second and third storeys, a rear ground floor deck, a rear basement walkout, and a front yard parking pad. There will be a total of three residential dwelling units on this lot.
190 m away · filed Jun 4, 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.