Toronto address · Ward 11, University-Rosedale
66 London St
The City of Toronto has 6 building permits since 2017 (6 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.
- Revision issued
Small residential project · Multiple projects
Rev 02: Proposal to revise stair from ground floor to basement. Door 103 between ground floor Living room and stair is deleted. Rev 01: Proposal to revise stair from ground floor to basement. Door 103 between ground floor Living room and stair is deleted. INTERIOR RENOVATION TO BASEMENT AND GROUND FLOOR. SECOND FLOOR IS NOT BEING RENOVATED (EXISTING TO REMAIN). REMOVE 1-STOREY SIDE ENRTY VESTIBULE AT GROUND FLOOR. UNDERPIN BASEMENT WITH NEW FLOOR SLAB. NEW PARKING PAD IN WEST SIDE YARD.
Applied Aug 21, 2026 · issued Aug 24, 2026 · Permit 26 203419 BLD (revision 02)
- Issuance pending
Small residential project · Multiple projects
Rev 01: Proposal to revise stair from ground floor to basement. Door 103 between ground floor Living room and stair is deleted. INTERIOR RENOVATION TO BASEMENT AND GROUND FLOOR. SECOND FLOOR IS NOT BEING RENOVATED (EXISTING TO REMAIN). REMOVE 1-STOREY SIDE ENRTY VESTIBULE AT GROUND FLOOR. UNDERPIN BASEMENT WITH NEW FLOOR SLAB. NEW PARKING PAD IN WEST SIDE YARD.
Applied Jul 30, 2026 · completed Aug 17, 2026 · Permit 26 203419 BLD (revision 01)
- Permit issued
Plumbing
Plumbing - INTERIOR RENOVATION TO BASEMENT AND GROUND FLOOR. SECOND FLOOR IS NOT BEING RENOVATED (EXISTING TO REMAIN). REMOVE 1-STOREY SIDE ENRTY VESTIBULE AT GROUND FLOOR. UNDERPIN BASEMENT WITH NEW FLOOR SLAB. NEW PARKING PAD IN WEST SIDE YARD.
Applied Jul 16, 2026 · issued Jul 20, 2026 · Permit 26 203419 PLB
- Permit issued
Drains and site services
Drain - INTERIOR RENOVATION TO BASEMENT AND GROUND FLOOR. SECOND FLOOR IS NOT BEING RENOVATED (EXISTING TO REMAIN). REMOVE 1-STOREY SIDE ENRTY VESTIBULE AT GROUND FLOOR. UNDERPIN BASEMENT WITH NEW FLOOR SLAB. NEW PARKING PAD IN WEST SIDE YARD.
Applied Jul 16, 2026 · issued Jul 20, 2026 · Permit 26 203419 DRN
- Permit issued
Small residential project · Multiple projects
Interior renovation to basement and ground floor. Second floor is not being renovated (existing to remain). Remove 1-storey side enrty vestibule at ground floor. Underpin basement with new floor slab. New parking pad in west side yard.
Applied Jul 16, 2026 · issued Jul 20, 2026 · Permit 26 203419 BLD
- Permit issued
Heating and ventilation
Hvac - interior renovation to basement and ground floor. Second floor is not being renovated (existing to remain). Remove 1-storey side enrty vestibule at ground floor. Underpin basement with new floor slab. New parking pad in west side yard.
Applied Jul 16, 2026 · issued Jul 21, 2026 · Permit 26 203419 HVA
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
- Approved
Neighbours’ Committee of Adjustment files within 250 m
80 Barton Ave · Minor variance
To permit an existing ground floor eating establishment (coffee shop with indoor seating, and retail store), and an existing ground floor instructional artist studio (including a retail store), to operate within the three-storey mixed-use building. There are two residential dwelling units (occupying the second and third levels).
200 m away · filed Sep 3, 2026 · Hearing scheduled
735 Markham St · Minor variance
To alter the existing three-storey townhouse dwelling by constructing a rear third storey addition above the rear two-storey portion of the dwelling.
220 m away · filed Jun 30, 2026 · Approved
570 Bloor St W · Minor variance
To alter the existing two-storey attached building by converting the first, second, and rooftop levels into an eating establishment/restaurant use (food court). Also, to construct a rooftop patio (to be used by the food court) with stair enclosures located at the front, rear, and side (east) of the roof.
250 m away · filed Jan 13, 2026 · Approved
774 Euclid Ave · Minor variance
To alter the existing two-storey semi-detached dwelling by constructing a complete third storey addition (cantilevered at the northeast portion of the dwelling). There will be a total of two residential dwelling units on this lot (one unit within the basement level, and one unit occupying the first, second, and third levels).
160 m away · filed Oct 8, 2025 · Approved
55 Palmerston Sq · Minor variance
To construct a new three-storey detached dwelling with front (east) cantilevered second and third storeys as well as front (east) and rear (west) third storey dormers, a covered front porch with stairs, a front basement walkout with stairs and a rear ground floor deck with stairs.
120 m away · filed Sep 26, 2025 · Approved
684 Manning Ave · Minor variance
To construct a new three-storey detached dwelling (fourplex) with front and rear stairs (providing access to the ground level), front and rear second and third storey balconies, a rear waste bin enclosure, and two bicycle parking spaces. The existing rear one-storey ancillary building (detached garage, abutting the laneway) will be maintained and unaltered. There will be a total of four residential dwelling units on this lot.
200 m away · filed May 1, 2025 · Approved
745 Palmerston Ave · Minor variance
To construct a new one-storey ancillary building (detached garage and trellis) in the rear yard, abutting the laneway. The existing rear one-storey garage will be demolished.
250 m away · filed Feb 4, 2025 · Approved
689 Markham St · Minor variance
To alter the existing two-storey townhouse dwelling by constructing a front basement walkout, a front covered porch with stairs, front and rear one-storey additions, a rear second storey addition (above existing one-storey portion), a rear ground floor deck, and a rear second storey balcony.
160 m away · filed Oct 16, 2024 · 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.