Toronto address · Ward 5, York South-Weston
17 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)
Back Water Valve
Applied Jan 16, 2020 · issued Jan 16, 2020 · completed Jan 17, 2020 · Permit 20 105311 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
330 m away · Rezoning · Under appeal · filed Mar 4, 2024
- Under review
2343-2363 Eglinton Avenue West
43 storeys · 638 homes · Mixed use
370 m away · Rezoning · Under review · filed May 7, 2025
- Under review
670-680 Caledonia Road and 250 Bowie Avenue
55 storeys · 2,390 homes · Mixed use
380 m away · Subdivision · Under review · filed Nov 6, 2024
- Approved
2204-2212 Eglinton Avenue West and 601 Caledonia Road
6 storeys · Not stated in the file
440 m away · Site plan · Approved · filed Oct 22, 2025
Neighbours’ Committee of Adjustment files within 250 m
55 Lonborough Ave · Minor variance
To construct a new fourplex dwelling and a garden suite in the rear yard.
190 m away · filed Jan 2, 2025 · Refused
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.
220 m away · filed Oct 14, 2022 · Approved
39 Lonborough Ave · Minor variance
To construct a new detached dwelling with second storey rear and front balconies.
110 m away · filed Mar 22, 2021 · Application withdrawn
71 Strathnairn Ave · Minor variance
To construct a two-storey rear addition, a front porch, a rear yard deck and a detached garage in the rear yard.
180 m away · filed Jul 22, 2020 · Approved
49 Lonborough Ave · Minor variance
To construct a second storey addition above the existing dwelling and a two- storey rear addition.
160 m away · filed Jun 19, 2020 · 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.