Toronto address · Ward 9, Davenport
518 Dufferin St
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
Small residential project · Multiple projects
REV03: changes as per bubbled drawingsRevision # 02 - For interior layout changes and new windows.Rev 01: new deck, move north wall closer to property line, new third floor addition based on minor variance approvalconstruct 2 storey rear addition, detached garage at rear
Applied Apr 13, 2018 · issued Apr 20, 2018 · completed Sep 20, 2018 · Permit 15 262794 BLD (revision 03)
- Closed
Small residential project · Multiple projects
Revision # 02 - For interior layout changes and new windows.Rev 01: new deck, move north wall closer to property line, new third floor addition based on minor variance approvalconstruct 2 storey rear addition, detached garage at rear
Applied Oct 12, 2017 · issued Dec 6, 2017 · completed Sep 20, 2018 · Permit 15 262794 BLD (revision 02)
- Closed
Heating and ventilation
HVAC - construct 2 storey rear addition, detached garage at rear
Applied Aug 22, 2017 · issued Aug 24, 2017 · completed Sep 20, 2018 · Permit 15 262794 HVA
- Closed
Drains and site services · Back water valve (Sewer only)
Proposal to install a back water valve and sump pump
Applied Aug 22, 2017 · issued Aug 24, 2017 · completed Sep 20, 2018 · Permit 17 221041 DRN
- Cancelled
Drains and site services · Back water valve (Sewer only)
Proposal to install a back water valve and sump pump
Applied Jul 19, 2017 · completed Aug 10, 2017 · Permit 17 201357 DRN
- Closed
Plumbing
Plumbing Revision - Rev 01 related to BLD01
Applied Jul 12, 2017 · issued Jul 17, 2017 · completed Sep 20, 2018 · Permit 15 262794 PLB (revision 02)
- Closed
Small residential project · Multiple projects
Rev 01: new deck, move north wall closer to property line, new third floor addition based on minor variance approvalconstruct 2 storey rear addition, detached garage at rear
Applied Dec 6, 2016 · issued Dec 19, 2016 · completed Sep 20, 2018 · Permit 15 262794 BLD (revision 01)
- Closed
Small residential project · Multiple projects
construct 2 storey rear addition, detached garage at rear
Applied Dec 9, 2015 · issued Jan 6, 2016 · completed Sep 20, 2018 · Permit 15 262794 BLD
- Closed
Plumbing
Plumbing - construct 2 storey rear addition, detached garage at rear
Applied Dec 9, 2015 · issued Jan 6, 2016 · completed Sep 20, 2018 · Permit 15 262794 PLB
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 existing two-storey semi-detached dwelling by constructing: a one-storey side addition, two-storey rear addition and deck, and new third-storey front addition above the existing second storey.
Decision: Approved (hearing Aug 24, 2016)
Filed Jan 26, 2016 · File A0083/16TEY
What’s planned nearby
Development sites within 500 m
- Under review
18 storeys · 176 homes · Mixed use
150 m away · Site plan · Under review · filed Jun 30, 2025
- Under review
8 storeys · 57 homes · Mixed use
390 m away · Site plan · Under review · filed Feb 15, 2023
- Under review
6 storeys · 28 homes · Residential
410 m away · Site plan · Under review · filed Dec 10, 2021
- Under review
1-3 Boland Lane and 646-648 Dufferin Street
8 storeys · 135 homes · Residential
440 m away · Condominium · Under review · filed Oct 12, 2021
- Under review
12 storeys · 169 homes · Mixed use
450 m away · Condominium · Under review · filed Dec 16, 2021
- Approved
27 storeys · 362 homes · Mixed use
460 m away · Site plan · Approved · filed Apr 21, 2023
Neighbours’ Committee of Adjustment files within 250 m
109 Gladstone Ave · Minor variance
190 m away · filed Mar 16, 2026 · Postponed
450 Dufferin St · Minor variance
To alter the development standards (as approved under Site Specific Zoning By-Law 254-2025) for a 18-storey mixed-use building (62 m in building height) by increasing the number of storeys and building height to 20-storeys (62.5 m), increasing the mechanical penthouse height from 67 m to 67.3 m, increasing the height projections of equipment and structures, increasing the permitted total gross floor area and residential gross floor area, as well as reducing the amenity space and bicycle parking rate. There will be a total of 197 rental residential dwelling units (6 affordable rental units), 3…
150 m away · filed Nov 17, 2025 · Approved
204 Gladstone Ave · Minor variance
To convert the existing one-storey ancillary building (attached garage in the rear yard, abutting the laneway) into a two-storey ancillary building with a front canopy (containing a one-car garage with a storage and utility room on the ground level, and one laneway suite that will occupy the second level), by constructing a front two-storey addition and a complete second storey addition. There will be a total of four residential dwelling units on this lot (three within the main dwelling and one within the ancillary building).
240 m away · filed May 1, 2025 · Refused
19 Alma Ave · Minor variance
To construct a new two-storey ancillary building (to contain one laneway suite with a carport and a roof access staircase, abutting the laneway), in the rear yard of the existing two-storey townhouse dwelling. There will be a total of three residential dwelling units on this lot (two units within the main dwelling and one unit within the ancillary building).
250 m away · filed Dec 5, 2024 · Refused
86 Gladstone Ave · Minor variance
To alter the existing two-storey semi-detached dwelling by constructing a rear one-storey addition. There will be two residential dwelling units (one in the basement and one to occupy the first and second levels) within this dwelling (duplex).
230 m away · filed Nov 4, 2024 · Approved
11 Bank St · Minor variance
To alter the existing two-storey semi-detached dwelling by constructing one and two-storey rear additions.
130 m away · filed Oct 24, 2024 · Approved
524 Dufferin St · Minor variance
To alter the existing two- storey dwelling by demolishing the rear one-storey addition and constructing a new two-storey addition. Also, to construct a partial third storey addition with a rear balcony.
10 m away · filed Aug 30, 2023 · Approved
180 Gladstone Ave · Minor variance
To permit the existing three-storey detached dwelling, which is currently under construction.
190 m away · filed Apr 19, 2023 · 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.