Toronto address · Ward 12, Toronto-St. Paul's
23 Helena Ave
The City of Toronto has 9 building permits since 2017 and 1 Committee of Adjustment file 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
Plumbing - Proposal to demolish existing detached garage and construct new two-storey laneway suite.
Applied Jun 16, 2023 · issued Jun 20, 2023 · completed Nov 9, 2023 · Permit 19 147633 PLB
- Closed
Heating and ventilation
REV 01: Change to ground floor. HVAC - Proposal to demolish existing detached garage and construct new two-storey laneway suite.
Applied Aug 16, 2022 · issued Aug 24, 2022 · completed Oct 26, 2023 · Permit 19 147633 HVA (revision 01)
- Closed
Small residential project · New laneway / rear yard suite
REV 01: NEW FOUNDATION DESIGN, REVISION TO CONSTRUCTION ASSEMBLY OF WEST WALL, ADDITION OF 1" EXTERIOR INSULATION TO WALLS andADDITION OF ROOF INSULATION.Proposal to demolish existing detached garage and construct new two-storey laneway suite.
Applied Aug 15, 2022 · issued Nov 4, 2022 · completed Oct 26, 2023 · 1 home added · Permit 19 147633 BLD (revision 01)
- Closed
Small residential project · Multiple projects
Proposed new 3rd floor dormer and west angled wall to be squared off for stair re-location.
Applied Oct 15, 2020 · issued Nov 3, 2020 · completed Jan 15, 2021 · Permit 20 206768 BLD
- Closed
Plumbing
Plumbing - Proposal for interior alterations, 3rd floor dormer and new front porch in existing detached single family dwelling.
Applied Sep 30, 2019 · issued Jan 13, 2020 · completed Oct 26, 2023 · Permit 19 229376 PLB
- Closed
Small residential project · Multiple projects
Proposal for interior alterations, 3rd floor dormer and new front porch in existing detached single family dwelling.
Applied Sep 30, 2019 · issued Jan 13, 2020 · completed Jun 10, 2022 · Permit 19 229376 BLD
- Closed
Heating and ventilation
HVAC - Proposal for interior alterations, 3rd floor dormer and new front porch in existing detached single family dwelling.
Applied Sep 30, 2019 · issued Jan 13, 2020 · completed Jan 15, 2021 · Permit 19 229376 HVA
- Closed
Heating and ventilation
HVAC - Proposal to demolish existing detached garage and construct new two-storey laneway suite.
Applied May 13, 2019 · issued Sep 1, 2021 · completed Oct 26, 2023 · Permit 19 147633 HVA
- Closed
Small residential project · New laneway / rear yard suite
Proposal to demolish existing detached garage and construct new two-storey laneway suite.
Applied May 1, 2019 · issued Sep 1, 2021 · completed Oct 26, 2023 · 1 home added · Permit 19 147633 BLD
Committee of Adjustment
This address's applications to the City's Committee of Adjustment since 2017, and any still open. A minor variance asks for a small exception to the zoning by-law, such as a little more height or a smaller setback; a consent divides a lot or grants an easement.
- Closed
Minor variance · R addition
To alter the existing three-storey detached house by constructing a front third storey dormer and first and second storey additions on the west side.
Decision: Approved (hearing Aug 12, 2020)
Filed Feb 10, 2020 · File A0161/20TEY
What’s planned nearby
Development sites within 500 m
- Under review
35 storeys · 380 homes · Mixed use
300 m away · Site plan · Under review · filed Aug 23, 2022
- Under review
40 storeys · 1,338 homes · Mixed use
310 m away · Condominium · Under review · filed Oct 25, 2021
- Under review
28 storeys · 210 homes · Residential
340 m away · Condominium · Under review · filed Nov 1, 2021
- Approved
34 storeys · 440 homes · Mixed use
360 m away · Site plan · Approved · filed Apr 11, 2022
- Approved
37 storeys · 355 homes · Mixed use
420 m away · Site plan · Approved · filed Sep 16, 2022
- Under review
3 storeys · Residential
490 m away · Site plan · Under review · filed Dec 6, 2021
Neighbours’ Committee of Adjustment files within 250 m
43 Hocken Ave · Minor variance
150 m away · filed Aug 7, 2026 · Postponed
26 Ellsworth Ave · Minor variance
To alter the existing two-storey semi-detached dwelling by constructing a partial rear third storey addition above the existing rear building footprint.
210 m away · filed Dec 11, 2025 · Approved
24 Ellsworth Ave · Minor variance
To alter the existing two-storey semi-detached dwelling by constructing a rear two-storey addition (including basement extension) with a rear first storey deck with stairs. Also, to reconstruct the front porch with stairs.
210 m away · filed Dec 11, 2025 · Approved
54 Vaughan Rd · Minor variance
To permit a residential use below a non-residential use within the existing two-storey mixed-use building by converting the existing vacantbasement into a new two-bedroom residential dwelling unit. The ground floor commercial use (hair salon) will be maintained and there will be a total of two residential dwelling units within the building on the lot (one dwelling unit in the basement and one dwelling unit on the second storey).
210 m away · filed Sep 4, 2025 · Approved
62 Hocken Ave · Minor variance
To alter the existing two-storey detached dwelling by constructing a partial third storey addition with a rooftop deck (above the existing second storey), a front porch with stairs, and a rear two-storey addition with a ground floor deck and patio. The existing rear ground floor deck will be demolished.
220 m away · filed May 8, 2025 · Approved
108 Hilton Ave · Minor variance
To alter the existing two-and-one-half-storey detached dwelling by enclosing the existing front porch into habitable space.
200 m away · filed Jan 3, 2025 · Approved
48 Alcina Ave · Minor variance
To alter the existing two-storey detached dwelling by constructing second and third storey additions.
110 m away · filed Oct 24, 2024 · Approved
90 Alcina Ave · Minor variance
To construct a one-storey ancillary building (two-car garage) at the rear of the existing two-and-one-half-storey semi-detached dwelling, abutting a laneway.
230 m away · filed Aug 29, 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.