434 Gladstone Ave

Building permits

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

• Drains and site services

  Drain - Proposed construction of a one storey rear addition with finished basement area to accomodate new secondary suite. Alterations to ground floor and second floor. Convert existing closet on third floor to new washroom, rear ground floor deck and rear basement walkout in existing detached dwelling.

  Applied Jun 2, 2016 · issued Jun 2, 2016 · Permit 15 162439 DRN

  Inspections under way

• Heating and ventilation

  REV01- Radiant in-floor heating.

  Applied May 19, 2016 · issued May 20, 2016 · Permit 15 162439 HVA (revision 01)

  Revision issued

• Heating and ventilation

  HVAC - Proposed construction of a one storey rear addition with finished basement area to accomodate new secondary suite. Alterations to ground floor and second floor. Convert existing closet on third floor to new washroom, rear ground floor deck and rear basement walkout in existing detached dwelling.

  Applied Jul 21, 2015 · issued Oct 29, 2015 · Permit 15 162439 HVA

  Inspections under way

• Small residential project · Multiple projects

  Proposed construction of a one storey rear addition with finished basement area to accomodate new secondary suite. Alterations to ground floor and second floor. Convert existing closet on third floor to new washroom, rear ground floor deck and rear basement walkout in existing detached dwelling.

  Applied May 25, 2015 · issued Oct 29, 2015 · Permit 15 162439 BLD

  Inspections under way

• Plumbing

  Plumbing - Proposed construction of a one storey rear addition with finished basement area to accomodate new secondary suite. Alterations to ground floor and second floor. Convert existing closet on third floor to new washroom, rear ground floor deck and rear basement walkout in existing detached dwelling.

  Applied May 25, 2015 · issued Oct 30, 2015 · Permit 15 162439 PLB

  Inspections under way

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

• 1141 Bloor Street West, 90 Croatia Street and 980 Dufferin Street

  22 storeys · 264 homes · Mixed use

  320 m away · Site plan · Under review · filed Feb 27, 2026

  Under review

• 1167-1175 Bloor Street West, 34-42 Brock Crescent and 90 Croatia Street

  14 storeys · 52 homes · Mixed use

  440 m away · Rezoning · Approved · filed Feb 9, 2026

  Approved

Neighbours’ Committee of Adjustment files within 250 m

• 529 Gladstone Ave · Minor variance

  To construct a new three-storey detached building (houseplex) with a front basement walkout, a front porch with stairs, three side (south) covered entrances with stairs, a rear entrance with stairs, and front and rear third storey balconies. Also, to construct a new rear two-storey detached ancillary building (containing one garden suite) with a corner (northeast) patio. There will be a total of seven residential dwelling units on this lot (six dwelling units within the main building, and one dwelling unit within the ancillary building).

  200 m away · filed Jun 29, 2026 · Approved

• 991 Dufferin St · Minor variance

  To construct a new rear one-storey detached ancillary building (garage containing one parking space and storage) and driveway in the rear yard, abutting the laneway.

  180 m away · filed Jun 3, 2026 · Approved

• 963 Dufferin St · Minor variance

  To construct a new one-storey detached ancillary building (two-car garage with two undersized parking spaces with a storage/workshop space) in the rear yard, abutting the laneway. The existing rear one-storey detached ancillary building (one-car garage) in the rear yard will be demolished.

  120 m away · filed Jun 3, 2026 · Approved

• 999 Dufferin St · Minor variance

  To construct a new three-storey detached residential building containing six dwelling units (sixplex), with front and rear basement walkouts, front and rear ground floor porches with stairs, front second and third storey balconies, a rear second storey balcony, and a rooftop patio accessed by two rooftop stair enclosures. The existing rear detached garage, abutting the lane, will be demolished.

  210 m away · filed Dec 16, 2025 · Approved

• 991 Dufferin St · Minor variance

  To construct a new three-storey detached dwelling with a front porch, a front third level balcony, a rear ground level deck, a rear basement walkout, and a rear third level deck.

  180 m away · filed Jul 22, 2025 · Approved

• 977 Dufferin St · Minor variance

  To alter the existing two-and-one-half-storey detached dwelling by constructing a rear three-storey addition, a rear basement walkout, and a rear ground floor deck. Also, to construct a new two-storey detached ancillary building (containing an integral garage and one laneway suite on the cantilevered second storey) in the rear yard, abutting the laneway. There will be a total of six residential dwelling units on this lot (five dwelling units within the main house and one dwelling unit (laneway suite) within the ancillary building).

  140 m away · filed Mar 1, 2024 · Approved

• 977 Dufferin St · Minor variance

  To alter the existing two-and-one-half-storey detached dwelling by constructing a three-storey rear addition with a rear ground floor concrete deck and stairs, a rear basement walkout, as well as a new cold room underneath the existing front porch. Also, to construct a new two-storey detached ancillary building (containing a garage and one laneway suite), in the rear yard, abutting the laneway. The existing garage in the rear yard will be demolished. There will be a total of 6 residential units (one primary and four secondary suites within the main building, and one laneway suite within the a…

  140 m away · filed Nov 21, 2023 · Refused

• 1005 Dufferin St · Minor variance

  To alter the existing two-and-one-half-storey semi-detached dwelling by constructing a front two-storey addition with a canopy over the front entrance (to replace the existing covered front porch with stairs). Also, to permit a home occupation (accountant's office) to occupy part of the ground floor and basement. The two residential units in the building will be maintained.

  220 m away · filed Aug 28, 2023 · Approved

Everything planned in Davenport