Toronto address · Ward 13, Toronto Centre
581 Ontario St
The City of Toronto has 2 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
Small residential project · Porch
Replace existing timber front porch platform with a covered timber porch with the same footprint as porch shown in 1979. The project is in a Heritage Conservation District. Zoning Review has been completed, and Heritage Planning Staff have reviewed and approved. (Kristen Flood - Planner).
Applied Dec 13, 2021 · issued Jan 12, 2022 · completed Jan 23, 2023 · Permit 21 248219 BLD
- Closed
Drains and site services · Back water valve (Sewer only)
To install the back water valve to the existing Semi-detached dwelling.
Applied Mar 4, 2019 · issued Mar 4, 2019 · completed Mar 20, 2019 · Permit 19 121461 DRN
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
238-280 Wellesley Street East, 77 Howard Street and 650 Parliament Street
47 storeys · 3,182 homes · Mixed use
200 m away · Site plan · Under review · filed Apr 27, 2022
- Submitted
- Under review
39 storeys · 456 homes · Mixed use
360 m away · Condominium · Under review · filed Nov 8, 2021
- Under appeal
10 storeys · 60 homes · Mixed use
380 m away · Rezoning · Under appeal · filed Mar 17, 2023
- Under appeal
39 storeys · 378 homes · Residential
390 m away · Site plan · Under appeal · filed Jul 6, 2023
- Approved
41 storeys · 460 homes · Mixed use
410 m away · Rezoning · Approved · filed Aug 25, 2025
Neighbours’ Committee of Adjustment files within 250 m
603 1/2 Parliament St · Minor variance
To legalize and to maintain the existing three-storey non-residential building, which was converted from a residential building, without an authorized building permit. The existing non-residential use (law office) will be maintained.
220 m away · filed Jul 18, 2024 · Approved
41 Rose Ave · Consent
To obtain consent for a technical severance to re-establish two residential lots which merged on title.
110 m away · filed Dec 22, 2022 · Approved
7 Rose Ave · Minor variance
To construct a one-storey ancillary building (detached garage) in the rear yard, abutting the laneway.
210 m away · filed May 19, 2022 · Approved
8 Amelia St · Minor variance
To alter the existing two-storey mixed-use building by constructing a complete third storey addition.
230 m away · filed Aug 6, 2021 · Approved
600 Parliament St · Minor variance
To construct new rear exterior stairs and add the use "Rooming House".
210 m away · filed Feb 24, 2021 · Approved
8 Amelia St · Minor variance
To alter the existing two-storey mixed-use building by constructing a second-storey addition.
230 m away · filed Mar 12, 2020 · Approved
595 Parliament St · Minor variance
To convert the existing two-storey commercial building into a five storey mixed-use building by constructing a three-storey, 11-unit, residential addition above.
230 m away · filed Dec 20, 2019 · Approved
595 Parliament St · Minor variance
incomplete - close with refund less $100 admin fee
230 m away · filed Oct 25, 2019 · Withdrawn
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.