Toronto address · Ward 18, Willowdale
421 Horsham Ave
The City of Toronto has 4 building permits 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.
- Closed
Drains and site services
Drain - Proposal to construct a new detached dwelling with integral garage
Applied Aug 10, 2016 · issued Aug 10, 2016 · completed Jan 6, 2025 · Permit 16 122435 DRN
- Inspections under way
New house · New building
Proposal to construct a new detached dwelling with integral garage
Applied Mar 1, 2016 · issued Mar 29, 2016 · 1 home added · Permit 16 122435 BLD
- Closed
Heating and ventilation
HVAC - Proposal to construct a new detached dwelling with integral garage
Applied Mar 1, 2016 · issued Apr 7, 2016 · completed Jan 6, 2025 · Permit 16 122435 HVA
- Closed
Plumbing
Plumbing - Proposal to construct a new detached dwelling with integral garage
Applied Mar 1, 2016 · issued Mar 29, 2016 · completed Jul 10, 2025 · Permit 16 122435 PLB
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
9 storeys · 142 homes · Residential
400 m away · Site plan · Under review · filed Dec 3, 2021
Neighbours’ Committee of Adjustment files within 250 m
447 Horsham Ave · Minor variance
To permit three surface parking spaces in the front yard of the propoerty which is to be developed with a three-storey apartment building and garden suite in the rear yard.
200 m away · filed Jul 21, 2026 · Hearing scheduled
447 Horsham Ave · Minor variance
To construct a three-storey apartment building containing six dwelling units, and a two- storey garden suite in the rear yard of the property.
200 m away · filed Apr 22, 2026 · Approved
465 Hounslow Ave · Minor variance
To construct a new detached dwelling with an integral garage and rear deck.
170 m away · filed Aug 26, 2025 · Approved
408 Horsham Ave · Consent
To obtain consent to sever the property into two residential lots and to construct two new dwellings. File numbers B0016/25NY, A0313/25NY & A0314/25NY will be jointly considered.
60 m away · filed Jun 25, 2025 · Refused
408 Horsham Ave · Minor variance
To construct a new dwelling. File numbers B0016/25NY, A0313/25NY & A0314/25NY will be jointly considered.
60 m away · filed Jun 25, 2025 · Refused
408 Horsham Ave · Minor variance
To construct a new dwelling. File numbers B0016/25NY, A0313/25NY & A0314/25NY will be jointly considered.
60 m away · filed Jun 25, 2025 · Refused
41 Farrell Ave · Minor variance
To construct a new detached dwelling. (The application was deferred from the hearing of 12 September 2024)
250 m away · filed Aug 1, 2024 · Approved
41 Farrell Ave · Minor variance
To construct a new detached dwelling.
250 m away · filed Sep 15, 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.