thepermitmap

Street · 5732 of 8,567 by permit count

Building permits on Mayfair Ave

The City of Toronto has 18 building permits on record for Mayfair Ave, going back to 1997. Declared construction value totals $329K. The most recent permit was issued Oct 25, 2024 at 6 Mayfair Ave.

Permits on record
181997–2024
Declared construction value
$329Kas filed, not adjusted
Homes created
0dwelling units
Homes removed
0net +0

Permits issued per year

20112024 (part year)

Most common work

  • Building Permit Related(PS)4 · 22%
  • Interior Alterations3 · 17%
  • Building Permit Related(MS)3 · 17%
  • Multiple Projects2 · 11%
  • Backflow Prevention Devices (Water only)1 · 6%
  • Other(PS)1 · 6%
  • Building Permit Related (DR)1 · 6%
  • Garage Repair/Reconstruction1 · 6%
  • Back Water Valve (Sewer only)1 · 6%
  • Unknown1 · 6%

Structures worked on

  • SFD - Detached11 · 61%
  • Apartment Building6 · 33%
  • Unknown1 · 6%

Most recent permits

Issued Work What was filed Value Status
Oct 25, 2024 Building Permit Related(MS) HVAC - Existing HVAC relocated and reducted. Closed
May 29, 2024 Interior Alterations Proposed interior alterations to the existing second floor (116.82 sq m) $150K Closed
May 29, 2024 Building Permit Related(PS) Plumbing - Proposed interior alterations to the existing second floor (116.82 sq m) Closed
Apr 24, 2024 Building Permit Related(PS) Plumbing - NEW REFUSE STORAGE ROOM IN EXISTING PARKING GARAGE (2hr.FRR masonry block wall enclosure) Closed
Mar 19, 2024 Building Permit Related(MS) HVAC - NEW REFUSE STORAGE ROOM IN EXISTING PARKING GARAGE (2hr.FRR masonry block wall enclosure) Closed
Mar 4, 2024 Interior Alterations NEW REFUSE STORAGE ROOM IN EXISTING PARKING GARAGE (2hr.FRR masonry block wall enclosure) $50K Closed
Nov 22, 2022 Multiple Projects Revision to basement interior renovation, stairs on ground floor (22-119571 BLD 00 SR)Proposal for underpinning, finished basement and removal of one partition on ground floor. Open
Apr 1, 2022 Building Permit Related(PS) Plumbing - Proposal for interior alterations and underpinning Open
Apr 1, 2022 Building Permit Related (DR) Drain - Proposal for interior alterations and underpinning Open
Dec 4, 2017 Other(PS) Proposal for plumbing work to cape off and remove domestic water filtration system. $3K Open
Jan 13, 2016 Back Water Valve (Sewer only) Back Water Valve (Sewer only) installation with sump pump. Closed
Oct 21, 2015 Multiple Projects Revision01 - New structural details per inspector request and site conditions construct basement walk, underpinning Closed
Aug 27, 2015 Backflow Prevention Devices (Water only) Install one backflow preventor in existing apartment building. $14K Open
Jan 17, 2014 Interior Alterations Revision to originally approved interior alterations for existing single family detached dwelling. $35K Closed
Jul 25, 2013 Building Permit Related(MS) HVAC - Proposed minor interior alterations to the ground floor and second floor of existing single family dwelling. Closed
May 8, 2013 Building Permit Related(PS) Plumbing - Proposed minor interior alterations to the ground floor and second floor of existing single family dwelling. Closed
Mar 23, 2011 Garage Repair/Reconstruction Proposal for parking garage slab reconstruction (75m2), repairs (75m2), and also waterproofing for existing apartment building. $75K Closed
May 6, 1997 Unknown CONSTRUCT MASONARY WALL IN EXISTING OPEN AIR STAIRWAY AT B1 AND B2 LEVELS(NORTHEAST CORNER) SS $2K Closed

The 18 most recent of 18 permits on record. Figures come from the City’s active and cleared permit datasets, refreshed daily — what that covers, and what it misses.

Source
City of Toronto Open Data
Dataset
Building permits, active + cleared
Records
18
City refresh
2026-09-13 10:24
Page built
2026-09-13
Sheet
STR-452