Toronto address · Ward 15, Don Valley West
257 Snowdon Ave
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
Small residential project · Addition(s)
Revision - new underpinning in the basement, relocation of the bathroom and porch roof extension. Two storey rear addition.
Applied Apr 29, 2005 · issued Jun 23, 2005 · completed Apr 2, 2026 · Permit 04 148174 BLD (revision 01)
- Closed (dormant)
Heating and ventilation
HVAC - Two storey rear addition. - Addition(s)
Applied Dec 15, 2004 · issued Mar 14, 2005 · completed Sep 18, 2026 · Permit 04 148174 HVA
- Closed
Plumbing
Plumbing - Two storey rear addition. - Addition(s)
Applied Dec 15, 2004 · issued Dec 15, 2004 · completed Apr 2, 2026 · Permit 04 148174 PLB
- Closed
Small residential project · Addition(s)
Two storey rear addition.
Applied Jun 17, 2004 · issued Aug 20, 2004 · completed Apr 2, 2026 · Permit 04 148174 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
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
223 Snowdon Ave · Minor variance
To construct a rear two-storey addition and a rear deck at the back of the existing dwelling.
110 m away · filed May 8, 2026 · Approved
245 Glenforest Rd · Minor variance
To legalize and maintain the existing rear deck.
170 m away · filed Mar 11, 2026 · Application withdrawn
287 Snowdon Ave · Minor variance
To construct a three-storey duplex dwelling with a front porch and rear balcony as well as an ancillary building (detached garage) in the rear yard.
100 m away · filed Dec 31, 2025 · Refused
245 Glenforest Rd · Minor variance
To legalize and maintain the existing rear deck.
170 m away · filed Oct 21, 2025 · Approved
217 Ronan Ave · Minor variance
To alter the existing dwelling by constructing a rear first and second floor addition, and deck.
150 m away · filed Feb 11, 2025 · Approved
141 Riverview Dr · Minor variance
To legalize the enlarged lot as a result of the proposed Consent. The applicant is not proposing to construct a dwelling at this time and the attached plans are for conceptual purposes only, in order to demonstrate the feasibility of locating a detached dwelling on the "enlarged lot" in a manner which would be generally responsive to the applicable standards of the Zoning By-law. File # B0020/23NY and A0313/23NY will be considered jointly.
230 m away · filed Jun 5, 2023 · Approved on condition
141 Riverview Dr · Consent
Consent to sever for the purposes of a lot addition. File # B0020/23NY and A0313/23NY will be considered jointly.
230 m away · filed Jun 5, 2023 · Approved
122 Riverview Dr · Minor variance
Proposal to construct a new single family dwelling with a swimming pool, a platform, and cabana in the rear yard. This application was deferred on March 23, 2023.
100 m away · filed Feb 10, 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.