Toronto address · Ward 10, Spadina-Fort York
143 Dundas St W
The City of Toronto has 1 building permit 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
Plumbing · Backflow prevention devices (Water only)
Proposal to install a backflow prevention device in an existing multi use commercial building.
Applied Nov 14, 2013 · issued Nov 20, 2013 · completed Dec 30, 2025 · Permit 13 265219 PSA
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
- Approved
604-610 Bay Street and 130 Elizabeth Street
43 storeys · 827 homes · Residential
90 m away · Site plan · Approved · filed Jul 22, 2025
- Approved
181-191 Dundas Street West and 63 Centre Avenue
41 storeys · Mixed use
140 m away · Rezoning · Approved · filed Feb 27, 2026
- Under review
181-195 Dundas Street West and 63 Centre Avenue
41 storeys · 135 homes · Mixed use
140 m away · Site plan · Under review · filed Sep 16, 2022
- Under review
180 Dundas Street West and 123 Edward Street
72 storeys · Non-residential
140 m away · Site plan · Under review · filed Jun 14, 2022
- Under review
18 storeys · Non-residential
190 m away · Rezoning · Under review · filed Jan 7, 2026
- Under review
64 storeys · 704 homes · Mixed use
240 m away · Site plan · Under review · filed Aug 31, 2022
Neighbours’ Committee of Adjustment files within 250 m
130 Elizabeth St · Minor variance
To alter the development standards (as approved under Site Specific Zoning By-law 588-2025) for a new 15-storey mixed-use building (East Block fronting Bay Street), by increasing the podium portions of the building heights, equipment height projections, and reducing the minimum height of the first storey. Also, the new 43-storey mixed-use building (West Block fronting Elizabeth Street) will be reducing the size of one parking space length. This is currently being reviewed under Site Plan Control (File Number 20 25 197844 STE 11 SA). There will be a total of 827 purpose-built rental units on t…
70 m away · filed Nov 17, 2025 · Approved
203 Dundas St W · Minor variance
To construct a new 12-storey mixed-use building with a total of 30 residential dwelling units and two non-residential (commercial) units on this lot. The property owner will be undergoing a Site Plan Control application.
170 m away · filed Aug 6, 2024 · Approved
100 Queen St W · Minor variance
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240 m away · filed Aug 24, 2023 · Approved
481 University Ave · Minor variance
To permit the reduction of residential and non-residential parking spaces provided within the 54-storey mixed-use building, approved under Site Plan Control Application (File Number 18 263980 STE 11 SA). This application seeks to amend variances as approved by Minor Variance Decision A0925/19TEY. There will be a total of 743 residential dwelling units and commercial uses on this lot.
220 m away · filed Dec 5, 2022 · Approved
481 University Ave · Minor variance
To alter the redevelopment plan approved under Site Specific By-law 1051-2014 by constructing a 52-storey mixed-use building containing four levels of below-grade parking, retail uses at-grade and residential and office uses above-grade. The development will also consist of a new integrated access to the TTC's St. Andrew subway station.
220 m away · filed Aug 22, 2019 · Approved
203 Dundas St W · Minor variance
To alter the existing two-storey commercial building by constructing a rear two storey addition above the existing ground floor addition that will be reconstructed. Interior renovations will be done to convert the second storey vacant office space into nine dwelling units with a tenth dwelling unit on the new third floor. The existing ground floor retail uses will remain.
170 m away · filed Nov 7, 2018 · Approved
100 Edward St · Minor variance
To construct a new 19-storey (Building 'A' - 100 Edward Street) and 22-storey (Building 'B' - 70 Edward Street & 636 Bay Street) mixed use condominium building located on seven-storey podiums connected at the second storey with five levels of below grade parking.
140 m away · filed May 2, 2018 · Refused
595 Bay St · Minor variance
To modify the redevelopment plan approved under Site-specific By-law 1725-2013 by altering the existing non-residential building ("Atrium on Bay") by constructing a 6-storey addition plus mechanical penthouse above the west tower, a 5-storey addition plus mechanical penthouse above the east tower, a one-storey addition between the towers, a 2-storey addition to the west/south elevation, and interior alterations creating additional floor area. A concurrent Site Plan Application (12 131388 STE) is being processed.
190 m away · filed Mar 1, 2017 · 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.