Toronto address · Ward 9, Davenport
164 Silverthorn Ave
The City of Toronto has 4 building permits 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
Heating and ventilation
HVAC - Proposed alterations to basement, first & second-floor, new rear deck and opening to existing front porch.
Applied Oct 9, 2025 · issued Oct 21, 2025 · completed May 6, 2026 · Permit 25 220422 HVA
- Closed
Drains and site services
Drain - Proposed alterations to basement, first & second-floor, new rear deck and opening to existing front porch.
Applied Sep 12, 2025 · issued Sep 12, 2025 · completed May 6, 2026 · Permit 25 220422 DRN
- Closed
Plumbing
Plumbing - Proposed alterations to basement, first & second-floor, new rear deck and opening to existing front porch.
Applied Sep 4, 2025 · issued Sep 12, 2025 · completed May 6, 2026 · Permit 25 220422 PLB
- Closed
Small residential project · Interior alterations
Proposed alterations to basement, first & second-floor, new rear deck and opening to existing front porch.
Applied Sep 4, 2025 · issued Sep 11, 2025 · completed Jul 13, 2026 · Permit 25 220422 BLD
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
- Under review
119-200 Benny Stark Street and 116 Turnberry Avenue
24 storeys · 547 homes · Mixed use
480 m away · Site plan · Under review · filed Apr 29, 2022
- Under review
39 storeys · 1,951 homes · Mixed use
480 m away · Site plan · Under review · filed Apr 25, 2022
Neighbours’ Committee of Adjustment files within 250 m
88 Howick Ave · Minor variance
To alter the existing two-storey detached dwelling by constructing a rear two-storey addition (including a basement level), a rear first floor deck with stairs, and a rear second floor rooftop deck.
210 m away · filed Aug 10, 2026 · Hearing scheduled
7 Howick Ave · Minor variance
To legalize and to maintain the rear second storey addition (including a staircase leading to this addition), to the existing two-storey semi-detached dwelling, that was constructed without an authorized building permit.
240 m away · filed Apr 24, 2026 · Approved
20 Howick Ave · Minor variance
To construct a new three-storey detached dwelling with a covered front porch with stairs, a side (east) second storey patio, a rear ground floor deck, and a rear third storey deck. Also, to construct a rear one-storey detached ancillary building (shed). The existing front yard parking pad and driveway will be removed.
200 m away · filed Apr 9, 2026 · Approved
113 Silverthorn Ave · Minor variance
To alter the existing one-storey ancillary building (detached one-car garage) by constructing a rooftop deck (above the existing garage), and rooftop access stairs at the west side of the building.
130 m away · filed Jul 15, 2025 · Refused
43 Turnberry Ave · Minor variance
To legalize and to maintain the reconstruction of a complete second storey addition, and the construction of a rear two-storey addition (including a basement extension below), and front and rear covered porches with stairs, which were all constructed beyond an authorized building permit.
180 m away · filed Feb 21, 2025 · Approved
249 Silverthorn Ave · Minor variance
To alter the existing two-storey detached dwelling by constructing a rear two-storey addition, new front and rear covered verandahs with stairs, front and rear basement walkouts, and front and rear second storey balconies. Also, to construct a new two-storey detached ancillary building (containing one garden suite which will occupy both levels), in the rear yard of the property. There will be a total of four residential dwelling units on this lot (three dwelling units within the main house and one dwelling unit within the ancillary building).
200 m away · filed Jul 10, 2024 · Approved
581 Old Weston Rd · Minor variance
To alter the existing two-storey semi-detached dwelling by constructing a rear one-storey addition over the existing rear basement walkout. There will be one primary unit and one secondary suite within this dwelling.
230 m away · filed Sep 1, 2023 · Approved
139 Prescott Ave · Minor variance
To alter the existing two-storey semi-detached dwelling by constructing a rear two-storey addition. There are two residential units within this dwelling.
230 m away · filed Sep 12, 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.