Toronto address · Ward 14, Toronto-Danforth
111 Cosburn Ave
The City of Toronto has 4 building permits 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
Addition or alteration · Interior alterations
Rev01 - Removal of Washer/Dryer from all the units and conversion as a Closet.Proposed Interior Alterations to a three storey residential building
Applied Nov 9, 2022 · issued Jan 5, 2023 · completed Apr 14, 2023 · Permit 21 186813 BLD (revision 01)
- Closed
Addition or alteration · Interior alterations
Proposed Interior Alterations to a three storey residential building
Applied Jul 20, 2021 · issued Nov 16, 2021 · completed Apr 14, 2023 · Permit 21 186813 BLD
- Closed
Plumbing · Backflow prevention devices (Water only)
Proposal to install backflow prevention device.
Applied Jun 14, 2018 · issued Jul 4, 2018 · completed Jul 3, 2019 · Permit 18 177923 PSA
- Cancelled
Non-residential building permit · Alteration to existing building
Galvanized to copper pipes
Applied Nov 15, 1991 · issued Nov 15, 1991 · completed Jun 1, 2022 · Permit 91 207035 PLB
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
245 Gowan Ave · Minor variance
230 m away · filed Jan 12, 2026 · Application withdrawn
233 Gowan Ave · Minor variance
To alter the existing two-storey detached dwelling (duplex) by constructing a rear third storey addition. There will be a total of two residential dwelling units on this lot (one unit occupying the ground level, and one unit occupying the second and third levels).
190 m away · filed Sep 8, 2025 · Approved
175 Gamble Ave · Minor variance
To alter the existing two-storey detached dwelling by constructing a rear ground floor deck. Also, to construct a new one-storey ancillary building (for storage uses) with an attached canopy, in the rear yard.
210 m away · filed Sep 11, 2023 · Approved
177 Gamble Ave · Minor variance
To convert the existing one-storey ancillary building (detached garage) into a garden suite (with storage above), in the rear of the property.
210 m away · filed Apr 13, 2023 · Approved
148 Gamble Ave · Minor variance
To construct a new two-storey detached ancillary building (garden suite), in the rear yard. The existing two-and-one-half storey detached dwelling will be maintained and unaltered.
210 m away · filed Mar 3, 2023 · Approved
185 Gowan Ave · Minor variance
To alter the existing two-storey detached dwelling by constructing a detached ancillary building (gazebo) in the rear yard.
100 m away · filed Oct 11, 2022 · Approved
173 Gamble Ave · Minor variance
To alter the existing two-storey detached dwelling by constructing a rear two-storey addition and a rear first storey deck. Also, to alter the front yard landscaping area.
210 m away · filed Mar 21, 2022 · Approved
952 Pape Ave · Minor variance
To construct a one-storey ancillary structure (detached garage) in the rear yard, abutting the laneway.
250 m away · filed Jan 11, 2022 · 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.