Toronto address · Ward 9, Davenport
511 Lansdowne Ave
The City of Toronto has 2 building permits since 2017 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
Small residential project · Garage
Proposed alterations and addition to existing garage.
Applied Oct 27, 2022 · issued Nov 29, 2022 · completed Nov 7, 2023 · Permit 22 222617 BLD
- Closed
Small residential project · Party wall admin permits
Proposed party wall permit for work being done at 509 Lansdowne Avenue ( # 21-111368 BLD 00 SR)
Applied Mar 22, 2021 · issued Mar 23, 2021 · completed May 14, 2022 · Permit 21 130515 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
510-514 Lansdowne Avenue and 1293-1301 Bloor Street West
28 storeys · Mixed use
330 m away · Site plan · Under review · filed Aug 9, 2022
- Under review
13 storeys · Mixed use
360 m away · Site plan · Under review · filed Apr 22, 2022
- Under review
31 storeys · 388 homes · Mixed use
390 m away · Site plan · Under review · filed May 30, 2024
- Under review
33 storeys · 634 homes · Mixed use
390 m away · Site plan · Under review · filed Aug 30, 2021
- Under review
11 storeys · Non-residential
430 m away · Site plan · Under review · filed Aug 15, 2022
- Approved
Neighbours’ Committee of Adjustment files within 250 m
613 Lansdowne Ave · Minor variance
To convert the existing two-and-one-half-storey detached dwelling into a houseplex containing two residential dwelling units, with a new rear second storey deck with a landing and stairs and a rear basement walkout. Also, to convert the existing two-storey ancillary building (a one-car garage) in the rear yard into an art studio occupying the first and second storeys. There will be a total of two dwelling units on the lot.
230 m away · filed Apr 13, 2026 · Approved
148 Margueretta St · Minor variance
To alter the existing rear one-storey detached ancillary building (one-car garage abutting the laneway) by constructing a complete second storey addition (to contain one laneway suite) with a side (east) dormer, and a covered second storey balcony at the northwest corner. The second storey of this ancillary building will be cantilevered on the east side. There will be a total of four residential dwelling units on this lot (three units within the main dwelling, and one unit within the ancillary building).
240 m away · filed Apr 7, 2026 · Approved
462 Lansdowne Ave · Minor variance
To legalize and to maintain the front one-storey addition (front porch enclosure) with stairs of the existing two-storey semi-detached dwelling, that was constructed without an authorized building permit.
190 m away · filed Mar 20, 2026 · Postponed
204 Margueretta St · Minor variance
To legalize and to maintain the rear and side (south) roof (canopy) which was constructed without an authorized building permit. There will be a total of one residential dwelling unit on this lot (within the existing two-and-one-half storey detached dwelling).
170 m away · filed Sep 10, 2025 · Approved
587 Lansdowne Ave · Minor variance
To alter the existing one-storey detached building (TTC traction power substation) by constructing a rear one-storey addition with a side (south) exterior platform and staircase to access this addition. Also, to replace the existing electrical transformers in the rear yard.
170 m away · filed Jun 13, 2025 · Approved
390 St Clarens Ave · Minor variance
To alter the existing two-storey detached dwelling by constructing a complete third storey addition, a rear two-storey addition with a first storey deck and a third storey deck, and a front second storey deck. This dwelling will have two residential dwelling units (duplex) on this lot.
250 m away · filed Apr 10, 2024 · Approved
397 Lansdowne Ave · Minor variance
To alter the existing two-and-one-half storey detached dwelling by constructing a rear one-storey addition with stairs. Also, to maintain the existing enclosed front porch.
240 m away · filed Oct 2, 2023 · Approved
388 St Clarens Ave · Minor variance
To alter the existing two-storey detached dwelling by constructing a complete third storey addition. Also, to reconstruct the front second storey balcony.
230 m away · filed Apr 26, 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.