Toronto address · Ward 14, Toronto-Danforth
457 Mortimer Ave
The City of Toronto has 2 building permits since 2017 and 1 Committee of Adjustment file 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
Small residential project · Garage
REV 01: ADDING NEW THREE WINDOWS AND NEW ONE SKYLIGHT FOR THE NEW DETACHED GARAGE IN THE REAR YARDProposal to construct a new rear detached garage.See also 24-253219 ZAP and 25-103332 STE 14 MV
Applied Sep 2, 2025 · issued Sep 9, 2025 · completed Oct 17, 2025 · Permit 25 137608 BLD (revision 01)
- Closed
Small residential project · Garage
Proposal to construct a new rear detached garage.See also 24-253219 ZAP and 25-103332 STE 14 MV
Applied Apr 1, 2025 · issued Apr 10, 2025 · completed Oct 17, 2025 · Permit 25 137608 BLD
Committee of Adjustment
This address's applications to the City's Committee of Adjustment since 2017, and any still open. A minor variance asks for a small exception to the zoning by-law, such as a little more height or a smaller setback; a consent divides a lot or grants an easement.
- Closed
Minor variance · Other
To construct a new one-storey ancillary building (detached garage) in the rear yard. The existing two-storey detached dwelling will be maintained and unaltered.
Decision: Approved (hearing Mar 5, 2025)
Filed Jan 10, 2025 · File A0027/25TEY
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
48 Queensdale Ave · Minor variance
To alter the existing two-storey semi-detached dwelling by constructing a rear one-storey addition with rear exterior stairs. The existing rear deck will be demolished.
240 m away · filed May 25, 2026 · Approved
208 Linsmore Cres · Minor variance
To legalize and maintain the building height of the existing two-storey detached dwelling (as approved by Minor Variance Decision A0187/22TEY), which was constructed beyond the limits of the authorized building permit No. 22 219682 BLD 00 NH.
150 m away · filed May 6, 2026 · Approved
385 Sammon Ave · Minor variance
To alter the existing two-storey semi-detached dwelling by constructing a front one-storey addition (porch enclosure).
200 m away · filed Feb 27, 2026 · Approved
353 Monarch Park Ave · Minor variance
To alter the existing two-storey detached dwelling by converting the integral garage into habitable space. Also, to permit a front yard parking space.
240 m away · filed Feb 13, 2026 · Approved
65 Leroy Ave · Minor variance
To alter the existing two-storey detached dwelling by constructing a new deck with stairs and a pergola in the rear yard.
170 m away · filed Feb 13, 2026 · Approved
6 Kimbourne Ave · Minor variance
To alter the existing two-storey semi-detached dwelling by constructing a rear one-storey addition (the existing rear one-storey will be demolished) with a ground floor deck and stairs. Also, to construct a new one-storey ancillary building (detached shed), in the rear yard of the property. The existing rear ancillary building (semi-detached garage) will be demolished.
150 m away · filed Sep 23, 2025 · Approved
356 Monarch Park Ave · Minor variance
To alter the existing one-and-one-half-storey detached dwelling by constructing a complete second storey addition- (which will be cantilevered on the south side) with front and rear balconies, a rear one-storey addition, a front one-storey addition with a covered porch, a rear ground floor deck, and a rear basement walkout. Also, to construct a new one-storey detached ancillary building (to contain a garage), in the rear yard. There will be a total of two residential dwelling units on this lot (one unit within the basement level and one unit occupying the first and second levels).
220 m away · filed Aug 14, 2025 · Approved
38 Leroy Ave · Minor variance
To alter the existing two-storey detached dwelling by constructing front and rear one-storey additions on the first level, a front porch with stairs, a rear deck with stairs, and a rear at-grade patio. The existing ancillary building (detached garage), in the rear yard, will be maintained and unaltered.
150 m away · filed May 28, 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.