Toronto address · Ward 14, Toronto-Danforth
501 Cosburn Ave
The City of Toronto has 3 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
Drains and site services
Drain - proposing basement revonstruction including foundation underpinning
Applied Sep 2, 2022 · issued Sep 2, 2022 · completed Sep 20, 2022 · Permit 22 169995 DRN
- Closed
Plumbing
Plumbing - proposing basement revonstruction including foundation underpinning
Applied Sep 2, 2022 · issued Sep 2, 2022 · completed Jan 28, 2026 · Permit 22 169995 PLB
- Closed
Small residential project · Finishing basements
proposing basement revonstruction including foundation underpinning
Applied Jun 29, 2022 · issued Jul 11, 2022 · completed Jan 28, 2026 · Permit 22 169995 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
22 Lankin Blvd · Minor variance
To construct a new one-storey detached ancillary building (to contain a one-car garage), in the rear yard of the existing one-storey detached dwelling. The existing rear detached garage will be demolished.
230 m away · filed Apr 1, 2026 · Approved
464 Cosburn Ave · Minor variance
To construct a new two-storey detached ancillary building (containing a two-car garage on the first storey and one garden suite on the second storey), abutting Linsmore Crescent. The new two-storey detached ancillary building will be partially cantilevered along the east side and will have a side (south) ground floor porch as well as a side (east) ground floor porch with stairs. There will be a total of four residential dwelling units on this lot (three units occupying the main dwelling, and one unit occupying the ancillary building).
240 m away · filed Apr 1, 2026 · Approved
40 Lankin Blvd · Minor variance
To alter the existing one-storey detached dwelling by constructing a complete second storey addition (the front and rear portions will be cantilevered), with a new partially covered front porch, and a second storey balcony on the west side.
220 m away · filed Jan 13, 2026 · Approved
46 Lankin Blvd · Minor variance
To construct a new two-storey detached dwelling with a front covered porch with stairs, a front integral garage, a rear first floor deck with stairs, and a rear basement walkout.
220 m away · filed Dec 19, 2025 · Approved
161 Durant Ave · Minor variance
To alter the existing one-storey detached dwelling by constructing a one-storey side (south) addition and a complete second storey addition. The existing rear sunroom addition will be demolished and replaced with a walkout basement staircase and a deck.
250 m away · filed Nov 4, 2024 · Approved
15 Derwyn Rd · Minor variance
To alter the existing one-storey detached dwelling (approved under Building Permit No. 20 23 1408363 BLD) by constructing a front covered porch, a complete second storey addition, and a rear two-storey addition with a ground floor deck. There will be one primary unit and one secondary suite (located within the basement) on this lot.
180 m away · filed Oct 15, 2024 · Approved
464 Cosburn Ave · Minor variance
To convert the existing one-storey detached dwelling from one residential dwelling unit into three residential dwelling units (triplex) by converting the attached garage into habitable space, and to construct a one-storey side (east) addition. Also, to construct front and side (east) covered porches with stairs, a rear covered deck with stairs, as well as front and rear basement walkouts. In addition, to construct a two-storey ancillary building (containing two garden suites) with a basement area and a canopy, abutting Linsmore Crescent. There will be a total of five residential dwelling unit…
240 m away · filed Apr 2, 2024 · Approved
24 Northridge Ave · Minor variance
To alter the existing one-storey detached dwelling by constructing a complete second storey addition, a new front covered porch with stairs, a front basement walkout, and a rear ground floor covered deck with stairs.
190 m away · filed Jan 12, 2024 · 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.