Toronto address · Ward 5, York South-Weston
4 Mahoney Ave
The City of Toronto has 4 building permits since 2017 (1 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.
- Inspections under way
Drains and site services · Back water valve (Sewer only)
Proposal to install a backwater valve and sump pump on the main sanitary Sewer
Applied Feb 10, 2025 · issued Feb 10, 2025 · Permit 25 115061 DRN
- Closed
Heating and ventilation
HVAC - Proposal for an addition, underpinning and interior alterations to the existing single family dwelling.
Applied Jul 18, 2024 · issued Oct 18, 2024 · completed Sep 30, 2025 · Permit 24 177547 HVA
- Closed
Plumbing
Plumbing - Proposal for an addition, underpinning and interior alterations to the existing single family dwelling.
Applied Jul 10, 2024 · issued Oct 18, 2024 · completed Sep 30, 2025 · Permit 24 177547 PLB
- Closed
Small residential project · Multiple projects
Proposal for an addition, underpinning and interior alterations to the existing single family dwelling.
Applied Jul 9, 2024 · issued Oct 18, 2024 · completed Oct 3, 2025 · Permit 24 177547 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
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
15 Mahoney Ave · Minor variance
To construct a new townhouse. The townhouse will contain a total of three residential units.
50 m away · filed Jul 4, 2025 · Approved
15 Mahoney Ave · Minor variance
To construct a new townhouse. The townhouse will contain a total of three residential units.
50 m away · filed Jul 4, 2025 · Approved
15 Mahoney Ave · Minor variance
To construct a new townhouse. The townhouse will contain a total of three residential units.
50 m away · filed Jul 4, 2025 · Approved
10 Emmett Ave · Minor variance
To construct a new detached garage in the rear yard.
200 m away · filed Jun 6, 2025 · Approved
15 Mahoney Ave · Minor variance
To construct a new townhouse.
50 m away · filed Jul 7, 2023 · Approved
15 Mahoney Ave · Minor variance
To construct a new townhouse.
50 m away · filed Jul 7, 2023 · Approved
15 Mahoney Ave · Minor variance
To construct a new townhouse.
50 m away · filed Jul 7, 2023 · Approved
1254 Jane St · Minor variance
To construct a third storey addition above the existing two-storey mixed use building. A total of two dwelling units and one commercial space is proposed. A laneway suite is proposed at the rear of the property.
120 m away · filed Jan 9, 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.