Toronto address · Ward 5, York South-Weston
45 Mariposa Ave
The City of Toronto has 1 building permit 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 · Multiple projects
Proposal for a rear one storey addition with a flat roof, shoring + foundation w/sump pit, new mechanical w/ in-floor heating, move basement stair and new kitchen + finishes.
Applied May 8, 2021 · issued Aug 31, 2021 · completed Jul 14, 2022 · Permit 21 151907 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 · R addition
To construct a third storey front addition and a second and third storey rear addition above the existing dwelling.
Decision: Approved (hearing Feb 12, 2026)
Filed Dec 12, 2025 · File A0475/25EYK
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
43 Mould Ave · Minor variance
To construct a new fourplex.
230 m away · filed May 10, 2026 · Approved
703 Jane St · Consent
Section 57(1) of The Planning Act allows the assignment of authority to the Secretary-Treasurer, Committee of Adjustment or his/her designate to approve a Validation of Title.
190 m away · filed Dec 24, 2024 · Approved
82 Pritchard Ave · Minor variance
To construct a laneway suite and a carport.
110 m away · filed Nov 7, 2024 · Approved
84 Corbett Ave · Minor variance
To construct a one-storey addition along the west side of the existing detached garage.
200 m away · filed Sep 16, 2024 · Approved
58 Corbett Ave · Minor variance
To maintain the existing second storey front platform.
210 m away · filed Aug 27, 2024 · Approved
8 Batavia Ave · Minor variance
To construct a new laneway suite with two residential units.
150 m away · filed Feb 26, 2024 · Application withdrawn
18 Mould Ave · Minor variance
To legalize and maintain an attached accessory structure (shed) to the rear of the existing dwelling.
200 m away · filed Feb 7, 2024 · Refused
31 Mariposa Ave · Minor variance
To make interior alterations to accommodate two secondary suites.
40 m away · filed Jan 10, 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.