583A Dufferin St

Building permits

Every permit the City lists for this address since 2017, and any still open from before, newest first.

• New house · New building

  Revision 02: Revision to permit, proposed interior alterations to create secondary suite, deck at third floor and install/ replace plumbing fixtures

  Applied Jun 2, 2026 · Permit 20 107569 BLD (revision 02)

  Under review

• Plumbing

  Revision 02: Revision to permit, proposed interior alterations to create secondary suite, deck at third floor and install/ replace plumbing fixturesPlumbing - Proposal to reconstruct the existing single family dwelling in same location due to unsafe condition. "19-191746 UNS 00 VI"

  Applied Jun 2, 2026 · issued Jun 11, 2026 · Permit 20 107569 PLB (revision 01)

  Revision issued

• Heating and ventilation

  HVAC - Proposal to reconstruct the existing single family dwelling in same location due to unsafe condition. "19-191746 UNS 00 VI"

  Applied Mar 31, 2021 · issued Apr 15, 2021 · Permit 20 107569 HVA

  Inspections under way

• New house · New building

  Rev 01 - Proposed third floor and changes to basement, first floor and second floor plansProposal to reconstruct the existing single family dwelling in same location due to unsafe condition. "19-191746 UNS 00 VI"

  Applied Dec 2, 2020 · issued Mar 8, 2022 · Permit 20 107569 BLD (revision 01)

  Revision issued

• Alternative solution

  Proposed alternative solution for the Division B, Part 9 dwelling unit. The issue is the application of Sentence 9.10.20.3.(1) for the reconstruction of an existing residential building. In lieu of disputing the application of this Sentence, sprinkler protection is proposed. The alternative solution addresses the functional and objectives of the OBC and the design of the building.

  Applied Aug 10, 2020 · completed Sep 14, 2020 · Permit 20 178120 ALT

  Approved

• Drains and site services

  Drain - Proposal to reconstruct the existing single family dwelling in same location due to unsafe condition. "19-191746 UNS 00 VI"

  Applied Jan 22, 2020 · issued Sep 25, 2020 · Permit 20 107569 DRN

  Inspections under way

• Plumbing

  Plumbing - Proposal to reconstruct the existing single family dwelling in same location due to unsafe condition. "19-191746 UNS 00 VI"

  Applied Jan 22, 2020 · issued Sep 25, 2020 · Permit 20 107569 PLB

  Inspections under way

• New house · New building

  Proposal to reconstruct the existing single family dwelling in same location due to unsafe condition. "19-191746 UNS 00 VI"

  Applied Jan 22, 2020 · issued Sep 25, 2020 · 1 home added · Permit 20 107569 BLD

  Inspections under way

• Demolition

  Proposal to demolish the existing single family dwelling due to unsafe condition. "19-191746 UNS 00 VI"

  Applied Jan 22, 2020 · completed Feb 23, 2026 · Permit 20 107575 DEM

  Cancelled

• Plumbing

  Plumbing - Proposal to construct multiple additions including new 3rd floor addition, interior alterations to all floors and underpinning portions of basement. SFD.

  Applied Sep 7, 2018 · issued May 9, 2019 · completed Dec 16, 2020 · Permit 18 221891 PLB

  Cancelled

• Small residential project · Multiple projects

  Proposal to construct a new 3rd floor addition, interior alterations to all floors and underpinning portions of basement. SFD.

  Applied Sep 7, 2018 · issued May 9, 2019 · completed Dec 16, 2020 · Permit 18 221891 BLD

  Cancelled

• Drains and site services

  Drain - Proposal to construct multiple additions including new 3rd floor addition, interior alterations to all floors and underpinning portions of basement. SFD.

  Applied Sep 7, 2018 · issued May 9, 2019 · completed Dec 16, 2020 · Permit 18 221891 DRN

  Cancelled

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

• 1494-1502 Dundas Street West

  8 storeys · 57 homes · Mixed use

  200 m away · Site plan · Under review · filed Feb 15, 2023

  Under review

• 1-3 Boland Lane and 646-648 Dufferin Street

  8 storeys · 135 homes · Residential

  240 m away · Condominium · Under review · filed Oct 12, 2021

  Under review

• 450 Dufferin Street

  18 storeys · 176 homes · Mixed use

  390 m away · Site plan · Under review · filed Jun 30, 2025

  Under review

Neighbours’ Committee of Adjustment files within 250 m

• 38 Collahie St · Minor variance

  To construct a new two-storey ancillary building (containing one garden suite) with stairs at the southeast portion of the building leading to a rooftop patio with a green roof (above the second storey), in the rear yard of the property, abutting Gladstone Avenue. No bicycle parking spaces will be provided. The existing garage will be demolished. There will be a total of two residential dwelling units on the lot (one dwelling unit within the main house and one dwelling unit within the garden suite).

  80 m away · filed May 28, 2025 · Deferred

• 206 Gladstone Ave · Minor variance

  To convert the existing one-storey ancillary building (attached garage in the rear yard, abutting the laneway) into a two-storey ancillary building with a front canopy (containing a one-car garage on the ground level with one laneway suite that will occupy the second level), by constructing a front two-storey addition and a complete second storey addition. There will be a total of two residential dwelling units on this lot (one within the main dwelling and one within the ancillary building).

  50 m away · filed May 1, 2025 · Refused

• 204 Gladstone Ave · Minor variance

  To convert the existing one-storey ancillary building (attached garage in the rear yard, abutting the laneway) into a two-storey ancillary building with a front canopy (containing a one-car garage with a storage and utility room on the ground level, and one laneway suite that will occupy the second level), by constructing a front two-storey addition and a complete second storey addition. There will be a total of four residential dwelling units on this lot (three within the main dwelling and one within the ancillary building).

  60 m away · filed May 1, 2025 · Refused

• 1498 Dundas St W · Minor variance

  To alter the development standards (as approved under Site Specific Zoning By-law 953-2021), for a new 8-storey mixed-use building, by increasing the gross floor area, and portions of the building heights, and by reducing the number of residential parking spaces. There will be a total of 62 residential dwelling units on this lot.

  180 m away · filed Feb 21, 2025 · Approved

• 11 Bank St · Minor variance

  To alter the existing two-storey semi-detached dwelling by constructing one and two-storey rear additions.

  170 m away · filed Oct 24, 2024 · Approved

• 646 Dufferin St · Minor variance

  To alter the development standards (as approved by Site Specific Zoning By-law 950-2021), for an eight-storey apartment building, by increasing the permitted height and the gross floor area, and to reduce a portion of the rear building setbacks and the number of parking spaces on-site. There will be a total of 168 residential dwelling units on this lot.

  220 m away · filed Oct 23, 2024 · Approved

• 646 Dufferin St · Minor variance

  To alter the development standards of the eight-storey residential building (as approved by Site Specific Zoning By-law 950-2021) by reducing a portion of the building setbacks, the first-floor height, and soft landscaping requirements.

  220 m away · filed Dec 6, 2023 · 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.

  230 m away · filed Aug 30, 2023 · Approved

Everything planned in Davenport