Toronto address · Ward 12, Toronto-St. Paul's
103 Alcorn 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
Drains and site services · Back water valve (Sewer only)
Proposal to install a back water valve in the existing single family dwelling.
Applied Jan 27, 2020 · issued Jan 27, 2020 · completed Jul 9, 2020 · Permit 20 108945 DRN
- Closed
Heating and ventilation
HVAC - Proposed interior alterations, installation of a four stop elevator, and basement walkout
Applied Jan 9, 2020 · issued Jan 16, 2020 · completed Aug 31, 2020 · Permit 19 145468 HVA
- Closed
Plumbing
Plumbing - Proposed interior alterations, installation of a four stop elevator, and basement walkout
Applied Dec 20, 2019 · issued Dec 23, 2019 · completed Aug 31, 2020 · Permit 19 145468 PLB
- Closed
Small residential project · Multiple projects
Proposed interior alterations, installation of a four stop elevator, and basement walkout
Applied Apr 26, 2019 · issued May 22, 2019 · completed Aug 31, 2020 · Permit 19 145468 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
22 storeys · 185 homes · Mixed use
280 m away · Site plan · Under review · filed Aug 31, 2022
- Under review
14 storeys · 67 homes · Mixed use
290 m away · Condominium · Under review · filed Nov 18, 2021
- Under review
10 storeys · 64 homes · Mixed use
390 m away · Condominium · Under review · filed Nov 1, 2021
- Under review
9 Woodlawn Avenue East and 1233 Yonge Street
49 storeys · 724 homes · Mixed use
410 m away · Site plan · Under review · filed Dec 29, 2021
- Under review
47 storeys · 832 homes · Mixed use
420 m away · Site plan · Under review · filed Apr 12, 2022
- Under review
1087-1091 Yonge Street and 9 Price Street
35 storeys · 235 homes · Mixed use
440 m away · Rezoning · Under review · filed May 28, 2025
Neighbours’ Committee of Adjustment files within 250 m
38 Walker Ave · Minor variance
To alter the existing two-storey semi-detached dwelling by constructing a rear two-storey addition, a partial third storey addition with a rear deck, a rear ground level deck with stairs, and a new front porch with stairs. The existing rear one-storey detached ancillary building (storage area) will be maintained and unaltered.
190 m away · filed Jan 2, 2026 · Approved
107 Walker Ave · Minor variance
To legalize and to maintain the rear ground level deck platforms (three deck platforms located each at the ground floor level, a mid-deck level and at average grade) with stairs and the ancillary building (detached shed) in the rear yard, abutting the lane, that were constructed without an authorized building permit. Also, to reconstruct the front porch and stairs of the existing two-and-one-half-storey dwelling, as well as to relocate the air conditioning unit from the rear yard to the front yard.
90 m away · filed Sep 23, 2025 · 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.
130 m away · filed Aug 31, 2024 · Approved
62 Alcorn Ave · Minor variance
To alter the existing three-storey townhouse dwelling by constructing a rear second floor deck with stairs. The existing rear second floor deck with stairs will be demolished.
120 m away · filed May 16, 2024 · Approved
107 Walker Ave · Minor variance
To legalize and to maintain the rear ground level deck and stairs, the parking pad and driveway width (abutting the laneway) and the ancillary building (detached shed), that were constructed without the benefit of an authorized building permit. Also, to reconstruct the front porch and stairs.
90 m away · filed Jan 16, 2024 · Refused
102 Alcorn Ave · Minor variance
To alter the existing two-storey semi-detached dwelling by constructing a two-storey rear addition.
30 m away · filed Sep 27, 2023 · Approved
89 Cottingham St · Minor variance
To alter the existing two-storey semi-detached dwelling by constructing a rear two-storey addition with a rear ground floor deck and planters, and a complete third storey addition. Also, to reconstruct the front porch.
160 m away · filed Jun 20, 2023 · Approved
86 Woodlawn Ave W · Minor variance
To alter the existing two-and-one-half-storey detached dwelling by constructing an attached garage and covered porch at the rear of the dwelling, abutting the east lot line. The existing ancillary building (detached garage) will be demolished.
250 m away · filed Oct 20, 2022 · 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.