301 Cosburn Ave

Building permits

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

• Small residential project · Garage

  Proposal to construct an addition to the existing rear yard detached private garage.

  Applied Jun 26, 2026 · completed Jun 30, 2026 · Permit 26 192150 BLD

  Cancelled

• Heating and ventilation

  HVAC - Interior alterations and second floor addition

  Applied Nov 24, 2025 · issued Apr 7, 2026 · Permit 25 257677 HVA

  Inspections under way

• Plumbing

  Plumbing - Interior alterations and second floor addition

  Applied Nov 24, 2025 · issued Mar 26, 2026 · Permit 25 257677 PLB

  Inspections under way

• Small residential project · Multiple projects

  Interior alterations and second floor addition

  Applied Nov 24, 2025 · issued Mar 26, 2026 · Permit 25 257677 BLD

  Inspections under way

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.

• Minor variance · R addition

  To alter the existing rear one-storey detached ancillary building (one-car garage) by constructing a one-storey addition along the west side wall of this building.

  Decision: Approved (hearing Sep 9, 2026)

  Filed Jul 21, 2026 · File A0536/26TEY

  Approved

• Minor variance · R addition

  To alter the existing one-storey detached dwelling by constructing a complete second storey addition.

  Decision: Approved (hearing Mar 4, 2026)

  Filed Jan 13, 2026 · File A0017/26TEY

  Closed

What’s planned nearby

Development sites within 500 m

No rezoning, site plan, subdivision or condominium file open within 500 m, and no pre-construction project on the site.

Neighbours’ Committee of Adjustment files within 250 m

• 322 Cosburn Ave · Minor variance

  To construct a new three-storey (12-unit) apartment building which will span across two lots. This lot (Part 1) will contain six residential dwelling units with front and rear basement walkouts, a front porch with stairs, and a rear third storey balcony. The second storey will be cantilevered on the east side of the building. There will be a total of one short-term and six long-term bicycle parking spaces in the rear yard.

  150 m away · filed Aug 14, 2026 · Hearing scheduled

• 322 Cosburn Ave · Minor variance

  To construct a new three-storey (12-unit) apartment building which will span across two lots. This lot (Part 2) will contain six residential dwelling units with front and rear basement walkouts, a front porch with stairs, and a rear third storey balcony. The second storey will be cantilevered on the west side of the building. There will be a total of two short term and five long term bicycle parking spaces in the rear yard.

  150 m away · filed Aug 14, 2026 · Hearing scheduled

• 334 Donlands Ave · Minor variance

  To alter the existing two-and-one-half-storey detached mixed-use building (basement level is considered the first storey) by converting it into fully residential use, with two basement walkouts at the north and south-west corner, and an exterior west side staircase connecting the ground level to the south side second storey terrace. Also, there will be a total of two rear car parking spaces (one accessible parking space), 16 bicycle parking spaces (12 long-term at the basement level and four short-term in the rear yard), and seven exterior bins in the rear yard. There will be a total of 24 re…

  250 m away · filed Aug 13, 2026 · Postponed

• 40 Cadorna Ave · Minor variance

  To legalize and to maintain the side (north) one-storey addition (addition to rear of the existing attached garage and new garage roof) of the existing two-storey detached dwelling, that was constructed without an authorized building permit. Also, to permit and maintain the new front porch roof.

  50 m away · filed Jul 8, 2026 · Postponed

• 12 St Hubert Ave · Minor variance

  To construct a new two-storey detached dwelling (including basement) with an integral garage, a widened driveway, a covered front porch with stairs, a rear first storey deck with stairs, and a rear basement walkout. The existing rear one-storey detached ancillary building (garage) will be demolished.

  160 m away · filed Mar 10, 2026 · Approved

• 63 St Hubert Ave · Minor variance

  To construct a new three-storey detached dwelling (basement level is considered the first level) with an integral garage, a front porch, a rear second storey covered deck, and a rear basement walkout. There will be a total of two residential dwelling units on this lot (one unit within the basement (first) level and one unit occupying the second and third levels).

  220 m away · filed Feb 12, 2026 · Approved

• 12 St Hubert Ave · Minor variance

  To construct a new two-storey detached dwelling with an integral garage, a front porch, a rear ground floor deck, a rear basement walkout, and a widened driveway. The existing rear one-storey detached ancillary building (garage) will be demolished.

  160 m away · filed Dec 31, 2025 · Refused

• 1107 Greenwood Ave · Minor variance

  To alter the existing one-storey detached dwelling by constructing a complete second storey addition, a rear two-storey addition with a covered ground floor deck, stairs, and basement walkout, and a covered front porch with stairs. There will be a total of two residential dwelling units on this lot (one dwelling unit occupying the basement, and one dwelling unit occupying the first and second levels). The existing rear enclosed porch will be demolished.

  230 m away · filed Nov 26, 2025 · Approved

Everything planned in Toronto-Danforth