Toronto address · Ward 9, Davenport
508 Dufferin St
The City of Toronto has 5 building permits since 2017 (5 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.
- Inspections under way
Small residential project · Interior alterations
Convert duplex to a multiply family dwelling with 3 dwelling units
Applied Jun 12, 2015 · issued Mar 29, 2018 · 1 home added · Permit 15 173289 BLD
- Permit issued
Small residential project · Interior alterations
alter plans as approved under 429725 by making interior layout changes. CARD PRINTED
Applied May 7, 2001 · issued Jun 27, 2001 · Permit 01 134097 CMB (revision 01)
- Inspections under way
Plumbing · Fixtures/Roof Drains: other
Replace underground drains cost included in bp#429725install fixtures: basement: 1 wc, 1washer, 1 wb, 1hwt, 1 bt, 4 fd & 2 a.d, 1st fl: 1 wc, 1 wb, 1 bt, 1-2compt ks, 2nd fl: 1 wc, 1wb, 1 hwt, 1 bt, 1 lt, 1 washer, 2 fd, 1-2compt ks,3rd fl: 1 wc, 1wb, 1 bt, 1 bar sink, 1 fd
Applied Feb 12, 2001 · issued Feb 12, 2001 · Permit 01 109337 PSA
- Inspections under way
Heating and ventilation · HVAC: other group C buildings
supply and install h.v.a.c. system and all relative ductwork.see bp# 429725
Applied Feb 1, 2001 · issued Feb 20, 2001 · Permit 01 107227 MSA
- Inspections under way
Residential building permit · Unknown
Construct 3 storey duplex with detached garage at rear. See c of a dec. Final & binding hold for survey, services, onhwp. Fee$ 3780.00
Applied Aug 23, 1999 · issued Oct 5, 1999 · 2 homes added · Permit 99 020512 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 review
18 storeys · 176 homes · Mixed use
130 m away · Site plan · Under review · filed Jun 30, 2025
- Under review
6 storeys · 28 homes · Residential
400 m away · Site plan · Under review · filed Dec 10, 2021
- Under review
8 storeys · 57 homes · Mixed use
410 m away · Site plan · Under review · filed Feb 15, 2023
- Under review
12 storeys · 169 homes · Mixed use
420 m away · Condominium · Under review · filed Dec 16, 2021
- Approved
27 storeys · 362 homes · Mixed use
440 m away · Site plan · Approved · filed Apr 21, 2023
- Under review
1-3 Boland Lane and 646-648 Dufferin Street
8 storeys · 135 homes · Residential
450 m away · Condominium · Under review · filed Oct 12, 2021
Neighbours’ Committee of Adjustment files within 250 m
109 Gladstone Ave · Minor variance
200 m away · filed Mar 16, 2026 · Postponed
450 Dufferin St · Minor variance
To alter the development standards (as approved under Site Specific Zoning By-Law 254-2025) for a 18-storey mixed-use building (62 m in building height) by increasing the number of storeys and building height to 20-storeys (62.5 m), increasing the mechanical penthouse height from 67 m to 67.3 m, increasing the height projections of equipment and structures, increasing the permitted total gross floor area and residential gross floor area, as well as reducing the amenity space and bicycle parking rate. There will be a total of 197 rental residential dwelling units (6 affordable rental units), 3…
130 m away · filed Nov 17, 2025 · Approved
19 Alma Ave · Minor variance
To construct a new two-storey ancillary building (to contain one laneway suite with a carport and a roof access staircase, abutting the laneway), in the rear yard of the existing two-storey townhouse dwelling. There will be a total of three residential dwelling units on this lot (two units within the main dwelling and one unit within the ancillary building).
230 m away · filed Dec 5, 2024 · Refused
86 Gladstone Ave · Minor variance
To alter the existing two-storey semi-detached dwelling by constructing a rear one-storey addition. There will be two residential dwelling units (one in the basement and one to occupy the first and second levels) within this dwelling (duplex).
220 m away · filed Nov 4, 2024 · Approved
11 Bank St · Minor variance
To alter the existing two-storey semi-detached dwelling by constructing one and two-storey rear additions.
140 m away · filed Oct 24, 2024 · Approved
524 Dufferin St · Minor variance
To alter the existing two- storey dwelling by demolishing the rear one-storey addition and constructing a new two-storey addition. Also, to construct a partial third storey addition with a rear balcony.
30 m away · filed Aug 30, 2023 · Approved
180 Gladstone Ave · Minor variance
To permit the existing three-storey detached dwelling, which is currently under construction.
210 m away · filed Apr 19, 2023 · Approved
25 Alma Ave · Minor variance
To alter the existing rear one-storey ancillary building (attached garage) by constructing a complete one-and-one-half-storey addition to accommodate a car lift for two parking spaces.
230 m away · filed Dec 2, 2022 · 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.