Toronto address · Ward 11, University-Rosedale
278 Dupont St
The City of Toronto has 7 building permits since 2017 (2 still open) 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
Addition or alteration · Interior alterations
Revision 01 - additional hatch replacement, new davit arms and fall arrest anchors and new and updated details.Replacement of pit cover at TTC's Dupont Station
Applied Jul 11, 2025 · issued Aug 7, 2025 · Permit 24 107797 BLD (revision 01)
- Closed
Addition or alteration · Interior alterations
Leak Remediation for Casa Loma Substation
Applied Jun 11, 2024 · issued Jul 9, 2024 · completed Aug 25, 2025 · Permit 24 163245 BLD
- Closed
Heating and ventilation
HVAC - Leak Remediation for Casa Loma Substation
Applied Jun 11, 2024 · issued Jul 9, 2024 · completed Aug 22, 2025 · Permit 24 163245 HVA
- Closed
Plumbing
Plumbing - Leak Remediation for Casa Loma Substation
Applied Jun 11, 2024 · issued Jul 9, 2024 · completed Aug 6, 2025 · Permit 24 163245 PLB
- Permit issued
Addition or alteration · Interior alterations
Replacement of pit cover at TTC's Dupont Station
Applied Jan 24, 2024 · issued Apr 25, 2024 · Permit 24 107797 BLD
- Closed
Plumbing · Backflow prevention devices (Water only)
Installation of backflow preventers providing premise isolation for domestic and fire water services serving TTC's Sheppard Ave. West Subway Station
Applied Feb 1, 2023 · issued Mar 6, 2023 · completed Jun 5, 2024 · Permit 23 109262 PSA
- Closed
Addition or alteration · Interior alterations
Proposal for interior alterations to install a stanby generator for emergency power at existing subway station.
Applied May 8, 2019 · issued Jun 4, 2019 · completed Apr 26, 2021 · Permit 19 151242 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
- Approved
13 storeys · 115 homes · Residential
130 m away · Condominium · Approved · filed Oct 28, 2024
- Under review
8 storeys · 135 homes · Residential
190 m away · Site plan · Under review · filed Apr 25, 2022
- Approved
- Under review
8 storeys · 134 homes · Residential
280 m away · Site plan · Under review · filed Apr 25, 2022
- Under review
16 storeys · 257 homes · Mixed use
310 m away · Site plan · Under review · filed Oct 31, 2021
- Approved
Neighbours’ Committee of Adjustment files within 250 m
140 Walmer Rd · Minor variance
To alter the existing rear one-storey ancillary building (containing studio space) by constructing a complete second storey addition with a side (north) access staircase. This ancillary building will not be used as habitable space.
230 m away · filed Mar 19, 2026 · Approved
158 Madison Ave · Minor variance
To permit the existing seventh dwelling room within the existing two-and-one-half-storey detached building (multi-tenant house). This building will be maintained and unaltered.
180 m away · filed Mar 17, 2026 · Approved
316 Dupont St · Consent
To obtain consent to sever the property into six stratified lots (condo lands, office lands, studio lands, parking lands, retail lands 1 and retail lands 2) and to create various easements/rights-of-ways within a mixed-use development including a 9-storey commercial, office and studio component on the east side (316-320 Dupont Street) and a 13-storey residential condo with retail and commercial at-grade component on the west side (328-338 Dupont Street) with 3 levels of below-grade parking, currently under construction. All Parts are proposed to be stratified other than Parts 10, 11 and 83 (P…
100 m away · filed Jul 4, 2025 · Approved
362 Dupont St · Minor variance
To alter the existing three-storey semi-detached dwelling by converting the commercial office spaces into two residential dwelling units.
220 m away · filed Nov 25, 2024 · Approved
500 Macpherson Ave · Minor variance
To alter the development standards (as approved under Site Specific Zoning By-law 783-2023) for a 8-storey mixed-use apartment building by increasing: building setbacks, building height (8-storeys (30.5 m) to 11-storeys (39.9 m), including mechanical penthouse), and gross floor area (including residential and introducing non-residential use(s)) and permitting a retail use. There will be a total of 206 residential dwelling units (instead of 152 residential dwelling units) and 115 car parking spaces on this site.
180 m away · filed Nov 19, 2024 · Approved
125 Kendal Ave · Minor variance
To construct a three-storey rear addition that will result in a semi-detached dwelling. Each dwelling will contain two secondary suites. A total of four secondary suites are proposed.
160 m away · filed Jun 2, 2022 · Refused
176 Walmer Rd · Minor variance
To legalize and to maintain a rear third-storey addition which was constructed without the benefit of a building permit.
110 m away · filed Dec 28, 2021 · Approved
102 Kendal Ave · Minor variance
To alter the existing dwelling containing three residential dwelling units, by constructing a rear two-storey addition, a front basement walkout, and to convert the existing dwelling into a single family dwelling with a basement secondary suite.
230 m away · filed Jun 20, 2021 · 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.