Toronto address · Ward 5, York South-Weston
52 Lonborough Ave
The City of Toronto has 1 building permit 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
Drains and site services · Back water valve (Sewer only)
Proposal to install a back water valve.
Applied Dec 29, 2017 · issued Dec 29, 2017 · completed Jun 19, 2025 · Permit 17 280309 DRN
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 appeal
45 storeys · 500 homes · Mixed use
320 m away · Rezoning · Under appeal · filed Mar 4, 2024
Neighbours’ Committee of Adjustment files within 250 m
61 Richardson Ave · Minor variance
To construct a second storey addition above the existing dwelling and a new rear yard deck. The existing ancillary structure in the rear yard will be maintained.
230 m away · filed Jul 24, 2025 · Approved
55 Lonborough Ave · Minor variance
To construct a new fourplex dwelling and a garden suite in the rear yard.
50 m away · filed Jan 2, 2025 · Refused
96 Lonborough Ave · Minor variance
To construct a one storey rear addition, containing two additional residential units. A total of 4 residential units will be provided.
180 m away · filed Mar 7, 2024 · Approved
65 Claybrooke St · Minor variance
To construct a one-storey addition above the existing building and a new ancillary building.
250 m away · filed Jun 9, 2023 · Approved
64 Strathnairn Ave · Minor variance
To construct a new front porch and a detached garage with a rooftop deck in the rear yard.
170 m away · filed Apr 5, 2023 · Approved
63 Lonborough Ave · Minor variance
To construct a second storey addition above the existing dwelling, a two-storey rear addition, a new rear yard balcony and a new detached garage in the rear yard.
70 m away · filed Oct 14, 2022 · Approved
90 Glenhaven St · Minor variance
To construct a two-storey north side and rear addition.
220 m away · filed May 2, 2022 · Approved
39 Lonborough Ave · Minor variance
To construct a new detached dwelling with second storey rear and front balconies.
80 m away · filed Mar 22, 2021 · Application withdrawn
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.