Toronto address · Ward 11, University-Rosedale
421 Shaw St
The City of Toronto has 4 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
Heating and ventilation
HVAC - Proposed basement underpinning and new basement entrance.
Applied Feb 26, 2021 · issued Mar 2, 2021 · completed Sep 23, 2022 · Permit 20 145821 HVA
- Closed
Plumbing
Plumbing - Proposed basement underpinning and new basement entrance.
Applied May 15, 2020 · issued Aug 11, 2020 · completed Sep 23, 2022 · Permit 20 145821 PLB
- Closed
Small residential project · Multiple projects
Proposed basement underpinning and new basement entrance.
Applied May 15, 2020 · issued Aug 11, 2020 · completed Sep 23, 2022 · Permit 20 145821 BLD
- Closed
Drains and site services
Drain - Proposed basement underpinning and new basement entrance.
Applied May 15, 2020 · issued Aug 11, 2020 · completed Aug 5, 2022 · Permit 20 145821 DRN
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 appeal
- Under review
- Under review
10 storeys · 74 homes · Residential
460 m away · Site plan · Under review · filed Apr 1, 2026
Neighbours’ Committee of Adjustment files within 250 m
350 Ossington Ave · Minor variance
To alter the existing two-and-one-half-storey townhouse dwelling by constructing a new rear one-storey addition (with a second storey rooftop deck above), and a new rear third storey dormer addition. The existing rear third storey dormer, rear one-storey addition, and rear ground floor deck will be demolished.
250 m away · filed Mar 25, 2026 · Approved
409 Ossington Ave · Consent
To obtain consent for the technical severance of the property for the purpose of re-establishing two residential lots which merged on title.
220 m away · filed Feb 5, 2026 · Approved
375 Shaw St · Minor variance
To alter the existing two-and-one-half-storey detached dwelling by constructing a south side basement and ground floor additions (mudroom on the ground level) with a green roof and skylight (above the first level addition). The existing two-storey ancillary building (coach house with garage), in the rear yard, will be maintained and unaltered. There will be two residential dwelling units on this lot (one unit within the main dwelling and one unit within the ancillary building).
140 m away · filed Dec 23, 2025 · Approved
186 Roxton Rd · Minor variance
To alter the existing two-storey semi-detached dwelling by constructing a side (south) one-storey addition, a rear two-storey addition (above with a portion of the existing one-storey), and a partial third storey addition (dormer) with a rear (west) deck. Also, to alter the existing one-storey ancillary building (detached garage in the rear yard, abutting the lane) by reducing a front (east) portion of the building (storage shed), and to construct a front (east) canopy structure (awning).
170 m away · filed Dec 4, 2025 · Approved
12 Sully Cres · Minor variance
To construct a new three-storey detached residential building (houseplex) with a front covered porch with stairs and a platform lift (elevating device), front and side (west) box bay windows, rear covered balconies on the first, second, and third levels with exterior access stairs (fire escape), and front and rear basement walkouts. There will be a total of six residential dwelling units on this lot.
160 m away · filed Sep 12, 2025 · Deferred
81 Montrose Ave · Minor variance
To alter the existing two-storey semi-detached dwelling by constructing a complete third storey addition (Mezzanine), a rear first and second floor addition and a rear third floor balcony. The existing ancillary building (garage) in the rear yard will be maintained and unaltered.
240 m away · filed Apr 24, 2025 · Postponed
351 Crawford St · Minor variance
To alter the existing two-and-one-half-storey semi-detached dwelling by constructing a rear third storey addition (enclosing the deck area into habitable space). Also, to construct a one-storey ancillary building (carport) in the rear yard, abutting the laneway.
130 m away · filed Jul 31, 2024 · Approved
82 Montrose Ave · Minor variance
To alter the existing two-storey semi-detached townhouse dwelling by constructing a complete third storey addition (with a rear balcony), a new rear second storey addition (cantilevered over the first storey), and front balconies on the second and third floors. Also, to reconstruct the one-storey ancillary building (detached garage), in the rear yard, abutting the laneway.
230 m away · filed Jul 2, 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.