Street · 443 of 8,565 by permit count

Building permits on Westlake Ave

The City of Toronto has 366 building permits on record for Westlake Ave, going back to 1989. Those permits created 19 homes and removed 7, a net change of +12. Declared construction value totals $7.6M. The most recent permit was issued Aug 18, 2026 at 282 Westlake Ave.

Permits on record: 3661989–2026
Declared construction value: $7.6Mas filed, not adjusted
Homes created: 19dwelling units
Homes removed: 7net +12

Permits issued per year

20002026 (part year)

Most common work

Building Permit Related(PS)80 · 22%
Building Permit Related(MS)50 · 14%
Multiple Projects44 · 12%
Building Permit Related (DR)42 · 11%
Back Water Valve (Sewer only)28 · 8%
Interior Alterations23 · 6%
New Building14 · 4%
Porch10 · 3%
Other(SR)8 · 2%
Addition(s)7 · 2%
Demolition7 · 2%
Underpinning6 · 2%

Structures worked on

SFD - Detached272 · 74%
2 Unit - Detached36 · 10%
SFD - Semi-Detached21 · 6%
Laneway / Rear Yard Suite12 · 3%
Converted House5 · 1%
Unknown5 · 1%
3+ Unit - Detached3 · 1%
Multiple Unit Building3 · 1%
Retail Store3 · 1%
SFD Garages2 · 1%
Residential Porches1 · 0%
Industrial1 · 0%

Where this street runs

Woodbine-Lumsden 272 permits

East End-Danforth 75 permits

Most recent permits

Issued	Work	What was filed	Value	Status
Aug 18, 2026	New Laneway / Rear Yard Suite	Revision 01 - Revision for new flat roof design and adjusted interior stairs and ceiling heights. ------------------------------------------------------------Proposal for garden suite	—	Open
Jul 9, 2026	Back Water Valve (Sewer only)	supply and install backwater valve	—	Closed
Jul 6, 2026	Demolition	Proposal to demolish existing main house and construct and new 2 storey duplex house, and addition to the existing garage in the rear yard	—	Demolition
Jun 30, 2026	Building Permit Related (DR)	Drain - Proposal to demolish existing main house and construct and new 2 storey duplex house, and addition to the existing garage in the rear yard	—	Open
Jun 30, 2026	Other(MS)	Mechanical Stand-alone - HVAC related to Main Home	$60K	Open
Jun 30, 2026	Building Permit Related(PS)	Plumbing - Proposal to demolish existing main house and construct and new 2 storey duplex house, and addition to the existing garage in the rear yard	—	Open
Jun 30, 2026	New Building	Proposal to demolish existing main house and construct and new 2 storey duplex house, and addition to the existing garage in the rear yard	$1.0M	New build
Jun 22, 2026	Building Permit Related(MS)	HVAC - Proposal to construct a garden suite	—	Open
Jun 17, 2026	Walk-Out Stair	Proposal for a basement entrance/walkout.	$30K	Open
Jun 11, 2026	Building Permit Related(MS)	HVAC - Proposal for garden suite	—	Open
Jun 9, 2026	Building Permit Related(MS)	HVAC - Proposal for second floor addition and interior alterations	—	Open
Jun 8, 2026	Building Permit Related(PS)	Plumbing - Proposal for second floor addition and interior alterations	—	Open
Jun 8, 2026	Multiple Projects	Proposal for second floor addition and interior alterations	$150K	Open
May 8, 2026	Building Permit Related(PS)	Plumbing - Proposal for basement underpinning (unfinished basement).	—	Open
May 1, 2026	Underpinning	Proposal for basement underpinning (unfinished basement).	$20K	Open
May 1, 2026	Building Permit Related (DR)	Drain - Proposal for basement underpinning.	—	Open
Mar 25, 2026	Building Permit Related (DR)	Drain - Proposal for garden suite	—	Open
Mar 25, 2026	Building Permit Related(PS)	Plumbing - Proposal for garden suite	—	Open
Mar 12, 2026	Canopy	Proposal to add a canopy over rear basement walkout stairs.	$10K	Closed
Feb 25, 2026	Building Permit Related (DR)	Drain - BASEMENT UNERPINNING (36.6M), DRAIN AND PLUMBING PERMIT	—	Closed
Feb 25, 2026	Underpinning	BASEMENT UNERPINNING (36.6M), DRAIN AND PLUMBING PERMIT	$50K	Closed
Feb 25, 2026	Building Permit Related(PS)	Plumbing - BASEMENT UNERPINNING (36.6M), DRAIN AND PLUMBING PERMIT	—	Closed
Dec 17, 2025	Porch	Enclose existing roofed porch to create insulated unheated Vestibule. Add new exterior landing and stairs	$10K	Closed
Dec 5, 2025	Building Permit Related(PS)	Plumbing - Proposal for a 2 storey front addition, 2 storey rear addition, new 3rd storey addition and interior alterations to convert existing SFD to a 4 unit dwelling (fourplex).See also 25 122085 ZAP.	—	Open
Nov 28, 2025	Building Permit Related(MS)	HVAC - Proposal for a 2 storey front addition, 2 storey rear addition, new 3rd storey addition and interior alterations to convert existing SFD to a 4 unit dwelling (fourplex).See also 25 122085 ZAP.	—	Open
Nov 4, 2025	Porch	Proposal to reconstruct the porch at the front of an existing SFD-detached dwelling.	$40K	Closed
Oct 23, 2025	Building Permit Related(MS)	HVAC - Proposal to enclose and cover existing rear basement walkout.	—	Open
Oct 21, 2025	Addition(s)	Proposal to enclose and cover existing rear basement walkout.	$35K	Open
Oct 15, 2025	Multiple Projects	Proposal for a 2 storey front addition, 2 storey rear addition, new 3rd storey addition and interior alterations to convert existing SFD to a 4 unit dwelling (fourplex).See also 25 122085 ZAP.	$800K	Open
Jul 7, 2025	New Laneway / Rear Yard Suite	Proposal to construct a garden suite	$60K	Open
Jul 7, 2025	Building Permit Related (DR)	Drain - Proposal to construct a garden suite	—	Open
Jul 7, 2025	Building Permit Related(PS)	Plumbing - Proposal to construct a garden suite	—	Open
Jun 3, 2025	Multiple Projects	Revision to the rear deck.Proposal for interior alterations throughout the dwelling with a new rear deck.	—	Closed
May 23, 2025	Building Permit Related(PS)	Plumbing - Proposal for Basement Foundation Repair (33.5m) and Finished Basement,	—	Open
May 23, 2025	Multiple Projects	Proposal for Basement Foundation Repair (33.5m) and Finished Basement,	$20K	Open
May 23, 2025	Building Permit Related (DR)	Drain - Proposal for Basement Foundation Repair (33.5m) and Finished Basement,	—	Open
May 15, 2025	Porch	Proposal to reconstruct the porch at the front of an existing SFD-detached dwelling.	$40K	Closed
May 5, 2025	Party Wall Admin Permits	Admin. Permit for Proposal for underpinning at 119 Westlake Ave	$7K	Open
May 5, 2025	Building Permit Related (DR)	Drain - Proposed underpinning, replacement of exisiting wood beam and pier in basement.	—	Open
May 5, 2025	Underpinning	Proposed underpinning, replacement of exisiting wood beam and pier in basement.	$25K	Open

The 40 most recent of 366 permits on record. Figures come from the City’s active and cleared permit datasets, refreshed daily — what that covers, and what it misses.