Toronto address · Ward 9, Davenport
24 Silverthorn Ave
The City of Toronto has 9 building permits since 2017 (9 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.
- Revision issued
Small residential project · Multiple projects
REV01: Proposed revision for 2 window wells at main building (only)PROPOSED INTERIOR ALTERATIONS TO EXISTING DWELLING , FRONT, REAR AND 3RD FLOOR ADDITION, FIVE PLATFORMS AND ONE REAR WALKOUT STAIR AND BASEMENT UNDERPINNING. - 3 DWELLING UNITS.
Applied May 15, 2026 · issued Jun 9, 2026 · Permit 24 145042 BLD (revision 01)
- Inspections under way
Heating and ventilation
Hvac - proposed interior alterations to existing dwelling , rear and 3rd floor addition and garden suite
Applied May 7, 2024 · issued Jul 2, 2024 · Permit 24 145042 HVA
- Inspections under way
Plumbing
Plumbing - PROPOSED INTERIOR ALTERATIONS TO EXISTING DWELLING , REAR AND 3RD FLOOR ADDITION AND GARDEN SUITE
Applied May 7, 2024 · issued Jul 30, 2024 · Permit 24 145042 PLB
- Inspections under way
Drains and site services
Drain - PROPOSED INTERIOR ALTERATIONS TO EXISTING DWELLING , REAR AND 3RD FLOOR ADDITION AND GARDEN SUITE
Applied May 7, 2024 · issued Jul 30, 2024 · Permit 24 145042 DRN
- Inspections under way
Small residential project · Multiple projects
Proposed interior alterations to existing dwelling , front, rear and 3rd floor addition, five platforms and one rear walkout stair and basement underpinning. - 3 dwelling units.
Applied May 7, 2024 · issued Jun 24, 2024 · 2 homes added · Permit 24 145042 BLD
- Inspections under way
Heating and ventilation
HVAC - Garden Suite to 3 - Unit Detached House
Applied May 7, 2024 · issued Jul 15, 2024 · Permit 24 145142 HVA
- Inspections under way
Plumbing
Plumbing - Garden Suite to 3 - Unit Detached House
Applied May 7, 2024 · issued Jun 27, 2024 · Permit 24 145142 PLB
- Permit issued
Drains and site services
Drain - Garden Suite to 3 - Unit Detached House
Applied May 7, 2024 · issued Jun 27, 2024 · Permit 24 145142 DRN
- Inspections under way
Small residential project · New laneway / rear yard suite
Proposal to convert existing rear detached garage to a 2 storey garden suite.
Applied May 7, 2024 · issued Jul 15, 2024 · 1 home added · Permit 24 145142 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.
- Approved with conditions
Minor variance · Other
To convert the existing one-and-one-half-storey detached dwelling into a three-storey triplex by constructing a front one-storey addition, a partial rear one-storey addition, second and third storey additions, front and rear second storey balconies, a front third storey balcony, a rear ground floor deck and a rear basement walkout. Also, to convert the existing one-storey ancillary building (detached garage, in the rear yard) into a two-storey garden suite by constructing a second storey addition and removing the existing parking space.
Decision: Approved (hearing Oct 25, 2023)
Filed Jul 25, 2023 · File A0765/23TEY
What’s planned nearby
Development sites within 500 m
- Under review
45 storeys · 1,151 homes · Mixed use
350 m away · Site plan · Under review · filed Apr 29, 2022
- Under review
21 storeys · 330 homes · Mixed use
410 m away · Rezoning · Under review · filed Dec 18, 2025
- Under review
17 storeys · 258 homes · Mixed use
410 m away · Site plan · Under review · filed Jun 24, 2022
- Under review
27 storeys · 321 homes · Residential
410 m away · Site plan · Under review · filed Apr 29, 2022
- Under review
20-36 Caledonia Road and 1500-1536 St Clair Avenue West
17 storeys · Mixed use
420 m away · Condominium · Under review · filed Oct 25, 2021
- Under review
39 storeys · 1,951 homes · Mixed use
430 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.
220 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.
200 m away · filed Apr 24, 2026 · Approved
47 Cloverdale Rd · Minor variance
To alter the existing one-storey ancillary building (detached garage), in the rear yard, abutting Cloverdale Road, by constructing a complete second storey addition (to contain one garden suite). 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), and two parking spaces within the altered ancillary building.
130 m away · filed Jul 30, 2025 · Approved
66 Silverthorn Ave · Minor variance
To alter the existing two-storey semi-detached dwelling by replacing the front yard parking space with an exterior staircase (which will lead to all levels and the rooftop).
120 m away · filed Jun 24, 2025 · Approved
67 Hounslow Heath Rd · Minor variance
To construct a one-storey detached ancillary building (one-car garage) in the rear yard of the property, abutting the laneway.
190 m away · filed Jun 16, 2025 · Approved
37 Blackthorn Ave · Minor variance
To alter the existing two-storey detached dwelling by constructing a partial rear third storey addition, and a front third storey rooftop deck (above the second storey portion of the dwelling).
210 m away · filed Jun 13, 2025 · Approved
49 Hounslow Heath Rd · Minor variance
To construct a new one-storey ancillary building (for office use space, and a washroom) in the rear yard, abutting the laneway. This current application is necessitated to seek further approval for the removal of the lawfully existing parking space on-site (as cited below) from the previously approved Minor Variance Decision (under File Number A0927/24TEY).
220 m away · filed Jun 9, 2025 · Approved
49 Hounslow Heath Rd · Minor variance
To alter the existing two-storey semi-detached dwelling by constructing a front basement walkout, a rear ground floor addition, a rear ground floor deck with stairs, and a rear second floor balcony. Also, to construct a one-storey ancillary building (for office space with a washroom) in the rear yard. The existing garage will be demolished. The main dwelling will have a total of three residential dwelling units (triplex) on this lot.
220 m away · filed Oct 23, 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.