Toronto address · Ward 12, Toronto-St. Paul's
3 Sidney St
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.
- Abandoned
Small residential project · Multiple projects
Proposal to renovate/reconstruct existing accessory building and new construction for deck in rear yard and roof projection awning over side yard access door.
Applied May 31, 2020 · Permit 20 150631 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
- Under review
183-189 Avenue Road and 109-111 Pears Avenue
11 storeys · 18 homes · Mixed use
400 m away · Site plan · Under review · filed Oct 25, 2021
- Under review
220-234 Davenport Road and 148-158 Avenue Road
38 storeys · 110 homes · Mixed use
440 m away · Site plan · Under review · filed Jul 2, 2021
- Under review
10 storeys · 64 homes · Mixed use
460 m away · Condominium · Under review · filed Nov 1, 2021
Neighbours’ Committee of Adjustment files within 250 m
14 Dupont St · Minor variance
To convert the existing two-and-one-half-storey non-residential (commercial) building into a mixed-use building by constructing complete fourth and fifth storey (mechanical penthouse) additions, and a front second storey terrace. Also, to construct a rear three-storey addition (including a basement) with third and fourth storey terraces, and a rear fifth storey rooftop terrace (including a green roof). The existing restaurant will continue to occupy the basement and ground floor levels (including the existing front outdoor patio and a new outdoor patio addition along the east side of the lot)…
200 m away · filed May 11, 2026 · Approved
89 Marlborough Ave · Minor variance
To alter the existing two-storey semi-detached dwelling by constructing a complete third storey addition (cantilevered on the southeast side of the dwelling) with a rear covered balcony.
230 m away · filed Mar 31, 2026 · Approved
149 Marlborough Pl · Minor variance
To alter the existing two-storey semi-detached dwelling by constructing a third storey addition, and a rear ground floor deck with stairs. The existing rear two-storey addition will be demolished.
90 m away · filed Dec 5, 2025 · Approved
119 Macpherson Ave · Minor variance
To alter the existing two-and-one-half-storey semi-detached dwelling by constructing a two-storey rear addition with a ground floor deck with stairs, a rear third floor rooftop deck, and a new front porch with stairs.
180 m away · filed Dec 4, 2025 · Approved
12 Mc Master Ave · Minor variance
To alter the existing two-and-one-half-storey detached dwelling by constructing a rear two-storey addition, a rear third storey addition (one dormer above the two-storey addition), and a rear ground floor deck with stairs (the existing rear ground floor deck will be demolished).
210 m away · filed Oct 3, 2025 · Approved
284 Avenue Rd · Minor variance
To convert the existing three-storey semi-detached mixed-use building (containing one residential dwelling unit and one commercial unit) into a triplex (containing three residential dwelling units) by installing a new basement dwelling unit.
140 m away · filed Feb 7, 2025 · Approved
291 Avenue Rd · Minor variance
To alter the existing 8-storey apartment building by constructing a garbage storage enclosure (to be located on the basement level within the underground parking garage), which will be the cause for a reduction in two vehicular parking spaces.
120 m away · filed Nov 21, 2024 · Approved
5 Oaklands Ave · Minor variance
To alter the existing two-storey detached dwelling by constructing a two-storey side (west) addition, and a complete third floor addition. Also, to reconstruct the rear ground level deck. The existing rear second storey balcony will be removed.
190 m away · filed Aug 31, 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.