Toronto address · Ward 5, York South-Weston
21 Mariposa Ave
The City of Toronto has 1 building permit since 2017 (1 still open) 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.
- Inspections under way
Small residential project · Accessory Building(s)
Proposed: shed in the backyard
Applied Dec 20, 2018 · issued Jan 15, 2019 · Permit 18 270553 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
- Under review
7 storeys · 34 homes · Mixed use
420 m away · Site plan · Under review · filed Mar 7, 2025
Neighbours’ Committee of Adjustment files within 250 m
43 Mould Ave · Minor variance
To construct a new fourplex.
240 m away · filed May 10, 2026 · Approved
45 Mariposa Ave · Minor variance
To construct a third storey front addition and a second and third storey rear addition above the existing dwelling.
80 m away · filed Dec 12, 2025 · 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.
220 m away · filed Dec 24, 2024 · Approved
82 Pritchard Ave · Minor variance
To construct a laneway suite and a carport.
190 m away · filed Nov 7, 2024 · Approved
8 Batavia Ave · Minor variance
To construct a new laneway suite with two residential units.
80 m away · filed Feb 26, 2024 · Application withdrawn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.
190 m away · filed Feb 7, 2024 · Refused
31 Mariposa Ave · Minor variance
To make interior alterations to accommodate two secondary suites.
50 m away · filed Jan 10, 2024 · Approved
82 Pritchard Ave · Minor variance
To construct a new detached dwelling.
190 m away · filed Oct 27, 2023 · 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.