Toronto address · Ward 11, University-Rosedale
21 Cornish Rd
The City of Toronto has 7 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.
- Cancelled
Small residential project · Other
Proposal of a rear gazebo
Applied May 15, 2021 · completed Sep 7, 2023 · Permit 21 155132 BLD
- Closed
Small residential project · Porch
Proposal to reconstruct the front porch and maintain the existing canopy at the front of an existing SFD-detached dwelling.
Applied Oct 16, 2018 · issued Oct 25, 2018 · completed Nov 2, 2021 · Permit 18 243509 BLD
- Closed
Small residential project · Underpinning
Revision 01: Proposal to add interior non-loadbearing walls.underpinning of existing basement foundations (24.9m) and finished basement area (43.76m2)
Applied Dec 1, 2017 · issued Dec 28, 2017 · completed Mar 23, 2026 · Permit 17 214240 BLD (revision 01)
- Closed
Plumbing
Plumbing - underpinning of existing basement foundations (24.9m) and finished basement area (43.76m2)
Applied Aug 10, 2017 · issued Aug 24, 2017 · completed Nov 27, 2017 · Permit 17 214240 PLB
- Closed
Small residential project · Underpinning
underpinning of existing basement foundations (24.9m) and finished basement area (43.76m2)
Applied Aug 10, 2017 · issued Aug 24, 2017 · completed Mar 23, 2026 · Permit 17 214240 BLD
- Closed
Drains and site services
Drain - underpinning of existing basement foundations (24.9m) and finished basement area (43.76m2)
Applied Aug 10, 2017 · issued Aug 24, 2017 · completed Jan 23, 2018 · Permit 17 214240 DRN
- Closed
Small residential project · Interior alterations
Proposed interior alterations to the ground floor. SFDSCOPE OF WORK: Removal of two load bearing walls.
Applied Jun 15, 2012 · issued Jun 19, 2012 · completed Apr 1, 2026 · Permit 12 194162 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
- Approved
Neighbours’ Committee of Adjustment files within 250 m
2 Rose Park Dr · Minor variance
To alter the existing two-storey detached dwelling by constructing a rear two-storey addition, with stairs and a canopy. Also, to construct a new rear one-storey detached ancillary building (one-car garage abutting Rose Park Drive), with a widened driveway, and a canopy above the side (south) main entrance of the garage.
200 m away · filed Aug 7, 2026 · Hearing scheduled
158 Heath St E · Minor variance
To alter the existing two-storey detached dwelling by constructing rear second and third storey additions above the rear one-storey portion of the dwelling (cantilevered at the northeast corner).
60 m away · filed Jul 21, 2026 · Hearing scheduled
156 Heath St E · Minor variance
To alter the existing two-storey detached dwelling by constructing a rear second storey addition (above the existing one-storey addition).
70 m away · filed Jul 6, 2026 · Approved
48 Moore Ave · Minor variance
To alter the existing three-storey detached dwelling by enclosing a portion of the front covered porch into habitable space, with new stairs.
100 m away · filed Jan 13, 2026 · Hearing scheduled
30 Inglewood Dr · Minor variance
To alter the existing two-storey detached dwelling by constructing a rear basement walkout, a rear ground floor deck with stairs, and a third storey addition. There will be a total of two residential dwelling units on this lot (one dwelling unit occupying the basement, and one dwelling unit occupying the first, second, and third levels).
160 m away · filed Sep 11, 2025 · Approved
2 Inglewood Dr · Minor variance
To alter the existing two-storey detached dwelling by constructing a new front porch with stairs.
160 m away · filed Sep 2, 2025 · Approved
65 Rose Park Dr · Minor variance
To alter the existing two-and-one-half-storey detached dwelling by constructing a new front covered porch with roof overhang/canopy extension and stairs. The existing covered front porch will be demolished.
230 m away · filed Aug 27, 2025 · Approved
5 Rose Park Cres · Minor variance
To alter the existing two-storey detached dwelling by constructing a one-storey ancillary building (carport and garden shed) along a portion of the south side wall of the dwelling. Also, to reconstruct the existing front porch, canopy, and stairs.
220 m away · filed May 7, 2025 · 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.