Toronto address · Ward 11, University-Rosedale
4 Ottawa St
The City of Toronto has 10 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 05 - changes to rear yard landscapingRev 04: Structural change to beam on 3rd floor. Revision 03 - to permit the removal of the party wall work on 6 Ottawa StREV 02 - INTERIOR ALTERATIONS THROUGHOUT AND PROPOSED 3RD FLOOR ADDITIONREV 01: Revision to permit to demolish and reconstruct a portion of the foundation wall between 2 Ottawa St. and 4 Ottawa St.Proposal for interior alterations and basement underpinning.
Applied Oct 10, 2024 · issued Nov 14, 2024 · completed Dec 11, 2024 · Permit 20 172844 BLD (revision 05)
- Closed
Small residential project · Multiple projects
Rev 04: Structural change to beam on 3rd floor. Revision 03 - to permit the removal of the party wall work on 6 Ottawa StREV 02 - INTERIOR ALTERATIONS THROUGHOUT AND PROPOSED 3RD FLOOR ADDITIONREV 01: Revision to permit to demolish and reconstruct a portion of the foundation wall between 2 Ottawa St. and 4 Ottawa St.Proposal for interior alterations and basement underpinning.
Applied Jun 21, 2022 · issued Jun 28, 2022 · completed Dec 11, 2024 · Permit 20 172844 BLD (revision 04)
- Closed
Small residential project · Multiple projects
Revision 03 - to permit the removal of the party wall work on 6 Ottawa StREV 02 - INTERIOR ALTERATIONS THROUGHOUT AND PROPOSED 3RD FLOOR ADDITIONREV 01: Revision to permit to demolish and reconstruct a portion of the foundation wall between 2 Ottawa St. and 4 Ottawa St.Proposal for interior alterations and basement underpinning.
Applied May 17, 2022 · issued May 27, 2022 · completed Dec 11, 2024 · Permit 20 172844 BLD (revision 03)
- Closed
Heating and ventilation
REV01: changes to layout
Applied Oct 1, 2021 · issued Oct 7, 2021 · completed Aug 11, 2023 · Permit 20 172844 HVA (revision 01)
- Closed
Heating and ventilation
HVAC - Proposal for interior alterations and basement underpinning.
Applied Jan 12, 2021 · issued Jan 18, 2021 · completed Aug 11, 2023 · Permit 20 172844 HVA
- Closed
Plumbing
REV 01 - NTERIOR ALTERATIONS THROUGHOUT AND PROPOSED 3RD FLOOR ADDITION.Plumbing - Construct interior alterations and underpinning to dwelling
Applied Dec 31, 2020 · issued Jan 5, 2021 · completed Dec 11, 2024 · Permit 20 172844 PLB (revision 01)
- Closed
Small residential project · Multiple projects
REV 02 - INTERIOR ALTERATIONS THROUGHOUT AND PROPOSED 3RD FLOOR ADDITIONREV 01: Revision to permit to demolish and reconstruct a portion of the foundation wall between 2 Ottawa St. and 4 Ottawa St.Proposal for interior alterations and basement underpinning.
Applied Dec 31, 2020 · issued Oct 29, 2021 · completed Dec 11, 2024 · Permit 20 172844 BLD (revision 02)
- Closed
Small residential project · Multiple projects
REV 01: Revision to permit to demolish and reconstruct a portion of the foundation wall between 2 Ottawa St. and 4 Ottawa St.Proposal for interior alterations and basement underpinning.
Applied Sep 8, 2020 · issued Oct 14, 2020 · completed Dec 11, 2024 · Permit 20 172844 BLD (revision 01)
- Closed
Plumbing
Plumbing - Construct interior alterations and underpinning to dwelling
Applied Jul 27, 2020 · issued Jul 31, 2020 · completed Dec 11, 2024 · Permit 20 172844 PLB
- Closed
Small residential project · Multiple projects
Proposal for interior alterations and basement underpinning.
Applied Jul 27, 2020 · issued Jul 31, 2020 · completed Dec 11, 2024 · Permit 20 172844 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 2½-storey townhouse dwelling by constructing a front and rear third storey addition.
Decision: Approved (hearing Aug 18, 2021)
Filed Apr 19, 2021 · File A0502/21TEY
What’s planned nearby
Development sites within 500 m
- Approved
2 storeys · Not stated in the file
280 m away · Site plan · Approved · filed Aug 19, 2025
- Under review
9 Woodlawn Avenue East and 1233 Yonge Street
49 storeys · 724 homes · Mixed use
290 m away · Site plan · Under review · filed Dec 29, 2021
- Under review
- Under review
22 storeys · 185 homes · Mixed use
320 m away · Site plan · Under review · filed Aug 31, 2022
- Under review
14 storeys · 67 homes · Mixed use
320 m away · Condominium · Under review · filed Nov 18, 2021
- Under review
47 storeys · 832 homes · Mixed use
340 m away · Site plan · Under review · filed Apr 12, 2022
Neighbours’ Committee of Adjustment files within 250 m
112 Summerhill Ave · Minor variance
To alter the existing two-storey semi-detached dwelling by constructing a new front second storey dormer addition (above the existing front porch).
180 m away · filed Jul 29, 2026 · Approved
67 Summerhill Ave · Minor variance
To alter the existing two-storey detached dwelling by constructing a front covered porch with stairs.
90 m away · filed Jul 29, 2026 · Hearing scheduled
1177 Yonge St · Minor variance
To alter the development standards (as approved under Site Specific Zoning By-law 286-83) for the seven-storey mixed-use condominium building, by reducing the number of parking spaces required off-site. The existing on-site underground parking spaces on Parking Levels P1, P2, and P3 will be maintained and unaltered. There will be a total of 182 parking spaces provided on-site, therefore, there is no longer a need to lease parking spaces from the Toronto Transit Commission (TTC) site in Area "D".
250 m away · filed Sep 2, 2025 · Approved
1133 Yonge St · Minor variance
To alter the development standards (as approved under Site Specific Zoning By-law 286-83) for the six-storey commercial building, by reducing the number of parking spaces required off-site. The existing on-site underground parking spaces on Parking Levels P1 and P2 will be maintained and unaltered. There will be a total of 40 parking spaces provided on-site, therefore, there is no longer a need to lease parking spaces from the Toronto Transit Commission (TTC) site in Area "D".
250 m away · filed Jul 11, 2025 · Approved
1155 Yonge St · Minor variance
To alter the development standards (as approved under Site Specific Zoning By-law 286-83) for the six-storey office building, by reducing the number of parking spaces required off-site. The existing on-site underground parking spaces on Parking Levels P1 and P2 will be maintained and unaltered. There will be a total of 47 parking spaces provided on-site, therefore, there is no longer a need to lease parking spaces from the Toronto Transit Commission (TTC) site in Area "D".
240 m away · filed Jul 11, 2025 · Approved
49 Woodlawn Ave E · Minor variance
To legalize and to maintain the rear ground floor deck, which was constructed without an authorized building permit.
170 m away · filed Dec 27, 2024 · Approved
38 Mathersfield Dr · Minor variance
To permit the existing two-storey ancillary building (detached garage abutting the laneway), by constructing a mezzanine on the second level. The existing ancillary structure (storage shed) attached to the detached garage will be maintained.
110 m away · filed Sep 25, 2024 · Approved
76 Summerhill Gdns · Minor variance
To alter the existing two-storey rowhouse dwelling by constructing a rear two-storey addition, and reconstructing the front basement window well. The existing rear yard shed, deck, and sauna cylinder will be maintained and unaltered.
240 m away · filed Sep 16, 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.