Toronto address · Ward 11, University-Rosedale
18 Olive Ave
The City of Toronto has 8 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
Small residential project · Multiple projects
Revision - to the basement layout and removal of first floor powder roomRevision #01 - Modification to basement addition footprint.Proposed First and Third floor addition, Interior alterations, basement underpining and removal of second floor deck.
Applied Nov 7, 2024 · issued Nov 18, 2024 · completed Oct 3, 2025 · Permit 24 174891 BLD (revision 02)
- Closed
Heating and ventilation
HVAC - Proposed First and Third floor addition, Interior alterations, basement underpining and removal of second floor deck.
Applied Oct 16, 2024 · issued Nov 6, 2024 · completed Jun 27, 2025 · Permit 24 174891 HVA
- Closed
Small residential project · Multiple projects
Revision #01 - Modification to basement addition footprint.Proposed First and Third floor addition, Interior alterations, basement underpining and removal of second floor deck.
Applied Aug 13, 2024 · issued Aug 22, 2024 · completed Oct 3, 2025 · Permit 24 174891 BLD (revision 01)
- Closed
Small residential project · Multiple projects
Proposed First and Third floor addition, Interior alterations, basement underpining and removal of second floor deck.
Applied Jul 4, 2024 · issued Jul 17, 2024 · completed Oct 3, 2025 · Permit 24 174891 BLD
- Closed
Plumbing
Plumbing - Proposed First and Third floor addition, Interior alterations, basement underpining and removal of second floor deck.
Applied Jul 4, 2024 · issued Jul 17, 2024 · completed Oct 3, 2025 · Permit 24 174891 PLB
- Closed
Drains and site services
Drain - Proposed First and Third floor addition, Interior alterations, basement underpining and removal of second floor deck.
Applied Jul 4, 2024 · issued Jul 17, 2024 · completed Oct 3, 2025 · Permit 24 174891 DRN
- Closed
Drains and site services · Back water valve (Sewer only)
Intall back water valve
Applied Nov 2, 2022 · issued Nov 3, 2022 · completed Nov 9, 2022 · Permit 22 224864 DRN
- Closed
Small residential project · Party wall admin permits
admin permit for 16 olive ave
Applied Aug 12, 2015 · issued Sep 4, 2015 · completed Aug 20, 2025 · Permit 15 205606 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 two-and-one-half-storey semi-detached dwelling by constructing a rear one-storey addition, and a rear third storey addition.
Decision: Approved (hearing May 15, 2024)
Filed Mar 22, 2024 · File A0298/24TEY
What’s planned nearby
Development sites within 500 m
- Approved
- Under review
16 storeys · 257 homes · Mixed use
490 m away · Site plan · Under review · filed Oct 31, 2021
Neighbours’ Committee of Adjustment files within 250 m
918 Bathurst St · Minor variance
To permit the existing entertainment place of assembly (arts and cultural events) use within the existing one-storey non-residential building.
220 m away · filed Jul 28, 2026 · Hearing scheduled
774 Markham St · Minor variance
To alter the existing three-storey semi-detached dwelling by enclosing the rear third storey balcony into habitable space.
170 m away · filed Jun 15, 2026 · Approved
60 Olive Ave · Minor variance
To alter the existing two-storey semi-detached dwelling by constructing a rear one-storey addition with stairs. The existing rear ground level deck will be demolished.
180 m away · filed May 20, 2026 · Approved
750 Markham St · Minor variance
To legalize and to maintain the rear third storey deck enclosure addition (sunroom), which was constructed without an authorized building permit.
230 m away · filed Apr 22, 2026 · Approved
871 Palmerston Ave · Minor variance
To alter the existing two-storey townhouse dwelling by constructing a rear second storey addition (above the rear one-storey portion of the dwelling).
250 m away · filed Apr 7, 2026 · Approved
786 Markham St · Minor variance
To alter the existing two-and-one-half-storey semi-detached dwelling by construct a front third storey dormer addition with a balcony.
150 m away · filed Jun 27, 2025 · Approved
745 Palmerston Ave · Minor variance
To construct a new one-storey ancillary building (detached garage and trellis) in the rear yard, abutting the laneway. The existing rear one-storey garage will be demolished.
220 m away · filed Feb 4, 2025 · Approved
6 Follis Ave · Minor variance
To construct a new three-storey detached dwelling with a front basement walkout and terrace, a front covered porch with a staircase, and a front third storey balcony. Also, to construct a new one-storey ancillary structure (carport containing one vehicular parking space) in the rear yard, fronting Max Hartstone Lane.
100 m away · filed Jan 20, 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.