Toronto address · Ward 15, Don Valley West
851 Mount Pleasant Rd
Northern Secondary School
The City of Toronto has 9 building permits since 2017 (1 still open) 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
Heating and ventilation
HVAC - Proposal for interior alterations to three classrooms
Applied Apr 6, 2024 · issued May 22, 2024 · completed Oct 3, 2025 · Permit 24 133279 HVA
- Closed
Plumbing
Plumbing - Proposal for interior alterations to three classrooms
Applied Apr 6, 2024 · issued May 17, 2024 · completed Sep 18, 2025 · Permit 24 133279 PLB
- Closed
Addition or alteration · Interior alterations
Proposal for interior alterations to three classrooms
Applied Apr 6, 2024 · issued May 13, 2024 · completed Aug 20, 2025 · Permit 24 133279 BLD
- Closed
Addition or alteration · Other
Waterproofing upgrades to existing underground parking structure, including tie-in of sub-drain to existing catch basin
Applied Oct 2, 2023 · issued Oct 31, 2023 · completed Nov 20, 2025 · Permit 23 209842 BLD
- Closed
Addition or alteration · Interior alterations
Interior alterations to change shop classroom to new health classroom, remove and replace new windows and provide structural repairs to existing concrete beams.
Applied Jan 16, 2023 · issued Mar 29, 2023 · completed Nov 4, 2025 · Permit 23 103950 BLD
- Closed
Heating and ventilation
HVAC - Interior alterations to change shop classroom to new health classroom, remove and replace new windows and provide structural repairs to existing concrete beams.
Applied Jan 16, 2023 · issued Mar 29, 2023 · completed Oct 30, 2025 · Permit 23 103950 HVA
- Closed
Addition or alteration · Garage Repair/Reconstruction
Northern Secondary School - Repairs to parking garage, Proposal for waterproofing of ceiling slab of below grade parking garage, minor repairs to parking garage and concrete ceiling slab
Applied Aug 31, 2021 · issued Oct 19, 2021 · completed Sep 30, 2022 · Permit 21 206640 BLD
- Closed
Designated structure · Sign building permit related
To erect and display one illuminated ground sign, already approved by variance # 17-266595.**NORTHERN SECONDARY SCHOOL**
Applied Feb 5, 2018 · issued Feb 21, 2018 · completed Dec 20, 2018 · Permit 18 113518 DST
- Inspections under way
Addition or alteration · Window replacement
replace limestone framing around windows + replace windows
Applied Aug 27, 2007 · issued Aug 30, 2007 · Permit 07 256621 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 appeal
59 storeys · 1,519 homes · Residential
110 m away · Rezoning · Under appeal · filed Jul 3, 2025
- Approved
247-251 Roehampton Avenue and 808 Mount Pleasant Road
61 storeys · Mixed use
150 m away · Rezoning · Approved · filed Nov 22, 2024
- Under review
59 storeys · 711 homes · Residential
150 m away · Rezoning · Under review · filed Dec 8, 2025
- Under review
36 storeys · 86 homes · Not stated in the file
180 m away · Condominium · Under review · filed Nov 4, 2021
- Under review
35 storeys · 514 homes · Mixed use
180 m away · Site plan · Under review · filed Apr 27, 2022
- Under review
36 storeys · 86 homes · Not stated in the file
220 m away · Condominium · Under review · filed Oct 19, 2021
Neighbours’ Committee of Adjustment files within 250 m
24 Elvina Gdns · Minor variance
To construct a new porch and leading staircase in the front yard of an exisiting 2-storey semi-detached dwelling.
180 m away · filed Nov 21, 2025 · Approved
110 Broadway Ave · Minor variance
To permit the reduction in the required number of residential parking spaces and remove the requirement for a non-residential parking space(s).
250 m away · filed Sep 23, 2025 · Application withdrawn
120 Broadway Ave · Minor variance
To request relief from parking space size requirements and reduce the indoor amenity space requirement.
240 m away · filed Apr 9, 2025 · Approved
117 Broadway Ave · Minor variance
To permit 21 undersized parking spaces within the existing 39-storey building (North Tower) and the 38-storey building (South Tower) on this lot (as approved under Site Specific By-Law 974-2020(LPAT), and as amended by Minor Variance Decision Number A1140/22TEY), which is currently under construction. There will be a total of 258 parking spaces on-site (246 residential parking spaces and 12 visitor parking spaces).
200 m away · filed Oct 3, 2024 · Approved
110 Broadway Ave · Consent
To obtain a delegated consent to create a number of easements on the property. This is a Delegated Consent, there is no public hearing.
250 m away · filed Aug 7, 2024 · Approved
110 Broadway Ave · Minor variance
To seek a reduction in the number of residential visitor parking spaces required.
250 m away · filed Feb 13, 2024 · Approved
127 Broadway Ave · Minor variance
To alter the existing development standards as approved under Site Specific Zoning By-laws 973-2020 (LPAT) and 974-2020 (LPAT), by reducing the amount of visitor parking spaces from 32 spaces to 12 spaces.
160 m away · filed Feb 12, 2024 · Approved
31 Elvina Gdns · Minor variance
Proposal to enclose existing front porch, rear yard two-storey addition, and rear yard deck.
160 m away · filed Mar 17, 2023 · 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.