Toronto address · Ward 11, University-Rosedale
304 St Clair Ave E
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
Drains and site services · Back water valve (Sewer only)
Proposal for Backwater valve.
Applied Sep 1, 2021 · issued Sep 2, 2021 · completed Sep 10, 2021 · Permit 21 207312 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
- Approved
Neighbours’ Committee of Adjustment files within 250 m
280 St Clair Ave E · Minor variance
120 m away · filed Sep 24, 2026 · Accepted
67 Welland Ave · Minor variance
To alter the existing two-and-one-half-storey detached dwelling by constructing a third storey north side dormer addition.
190 m away · filed Aug 14, 2026 · Hearing scheduled
99 Glenrose Ave · Minor variance
To construct a new three-storey detached dwelling (houseplex) with a front ground floor landing with stairs, a rear basement walkout, and three rear platforms (stair landings on all three levels) with rear exterior staircases (leading to all levels). Also, to construct a new rear two-storey detached ancillary building containing one garden suite, and a side (east) permeable paver walkway connecting the ancillary building with the front sidewalk. There will be a total of seven residential dwelling units on this lot (six units within the main building, and one unit within the ancillary building…
210 m away · filed May 29, 2026 · Hearing scheduled
181 Glenrose Ave · Minor variance
To alter the existing three-storey detached dwelling by constructing a rear third storey rooftop terrace (above the two-storey portion of the dwelling at the southeast corner).
180 m away · filed Mar 30, 2026 · Approved
323 Mount Pleasant Rd · Minor variance
To alter the existing two-and one-half-storey semi-detached dwelling by constructing a rear third storey addition.
150 m away · filed Mar 23, 2026 · Approved
112 Rose Park Dr · Minor variance
To construct a new rear two-storey detached ancillary building (containing one garden suite) with basement, a side (west) cantilevered second storey, and a side (north) one-car carport structure. Also, to reconstruct the side (west) driveway, and demolish the existing carport (within City¿s Right-of-Way), abutting Mount Pleasant Road. There will be a total of two residential dwelling units on this lot (one unit occupying the main dwelling, and one unit occupying the ancillary building).
170 m away · filed Mar 18, 2026 · Approved
271 St Clair Ave E · Minor variance
To construct a new three-storey detached dwelling (duplex) with a front porch and stairs, a front integral garage (including a car lift for a total of two parking spaces), a rear basement walkout with stairs, a rear ground floor deck with stairs, a front third floor balcony, and a rear third floor terrace (partially covered with a canopy). Also, to construct a new one-storey detached ancillary building (office space), in the rear yard. There will be a total of two residential dwelling units on this lot.
120 m away · filed Dec 2, 2025 · Approved
101 Glenrose Ave · Minor variance
To permit the existing front porch with stairs, the front driveway, and the rear third storey balcony of the existing three-storey detached dwelling, which were constructed beyond the limits of an authorized building permit (20 21 217760 BLD 00 SR). Also, the existing rear one-storey ancillary building (semi-detached garage) will be maintained and unaltered.
210 m away · filed May 15, 2025 · 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.