thepermitmap

Street · 4966 of 8,567 by permit count

Building permits on Mcnairn Ave

The City of Toronto has 24 building permits on record for Mcnairn Ave, going back to 2020. Those permits created 13 homes and removed 0, a net change of +13. Declared construction value totals $436K. The most recent permit was applied for Sep 1, 2026 at 10 McNairn Ave.

Permits on record
242020–2026
Declared construction value
$436Kas filed, not adjusted
Homes created
13dwelling units
Homes removed
0net +13

Permits issued per year

20202026 (part year)

Most common work

  • Multiple Projects4 · 17%
  • Interior Alterations4 · 17%
  • Building Permit Related(MS)4 · 17%
  • Building Permit Related (DR)4 · 17%
  • Building Permit Related(PS)3 · 13%
  • Other(BA)2 · 8%
  • Back Water Valve (Sewer only)1 · 4%
  • Heat/Ventilation: SFD/Semi/TH1 · 4%
  • Deck1 · 4%

Structures worked on

  • 3+ Unit - Semi-detached10 · 42%
  • SFD - Detached6 · 25%
  • 3+ Unit - Detached4 · 17%
  • Apartment Building2 · 8%
  • 2 Unit - Detached1 · 4%
  • SFD - Semi-Detached1 · 4%

Most recent permits

Issued Work What was filed Value Status
Sep 1, 2026 Other(BA) Proposal to remove and replace existing basement walkout. Open
Jul 30, 2026 Building Permit Related(MS) HVAC - Proposal for a new sunroom and rear deck. Open
Jul 30, 2026 Multiple Projects Proposal for a new sunroom and rear deck. $150K Open
May 19, 2026 Interior Alterations Proposed interior alteration to create a 2nd unit (Duplex) in the existing two story SFD. $5K Open
Jan 19, 2026 Building Permit Related(MS) HVAC - Proposal for interior alterations to existing duplex to create a third unit in the basement Open
Jan 19, 2026 Building Permit Related (DR) Drain - Proposal for interior alterations to existing duplex to create a third unit in the basement Open
Jan 19, 2026 Interior Alterations Proposal for interior alterations to existing Single family Dwelling to create three units and convert to a Triplex. $20K Open
Jan 19, 2026 Building Permit Related(PS) Plumbing - Proposal for interior alterations to existing duplex to create a third unit in the basement Open
Oct 31, 2025 Other(BA) Proposal for repairs to garage door and column due to vehicle impact damage $20K Open
Aug 26, 2025 Building Permit Related (DR) Drain - Proposal for 3rd storey addition and interior alteration to convert the single family dwelling to a fourplex Closed
Aug 26, 2025 Building Permit Related (DR) Drain - Proposed third storey addition, interior alterations, deck, and walk-out to convert atwo-storey, two unit, semi-detached dwelling to a four unit, three-storey, semi-detached dwelling. Closed
Aug 26, 2025 Multiple Projects Proposed third storey addition, interior alterations, deck, and walk-out to convert atwo-storey, two unit, semi-detached dwelling to a four unit (fourplex) three-storey, semi-detached dwelling -PART 1( FOR PART 2 REFER TO 25 163322 BLD00 SR) $100K Closed
Aug 26, 2025 Multiple Projects Proposed third storey addition, interior alterations, deck, and walk-out to convert atwo-storey, two unit, semi-detached dwelling to a four unit (fourplex), three-storey, semi-detached dwelling.-PART 2( FOR PART 1 REFER TO 25 163467 BLD 00 SR) $100K Closed
Aug 26, 2025 Building Permit Related(PS) Plumbing - Proposal for 3rd storey addition and interior alteration to convert the single family dwelling to a fourplex Closed
Aug 26, 2025 Building Permit Related(PS) Plumbing - Proposed third storey addition, interior alterations, deck, and walk-out to convert atwo-storey, two unit, semi-detached dwelling to a four unit, three-storey, semi-detached dwelling. Closed
Aug 26, 2025 Building Permit Related(MS) HVAC - Proposed third storey addition, interior alterations, deck, and walk-out to convert atwo-storey, two unit, semi-detached dwelling to a four unit, three-storey, semi-detached dwelling. Closed
Aug 26, 2025 Building Permit Related(MS) HVAC - Proposal for 3rd storey addition and interior alteration to convert the single family dwelling to a fourplex Closed
May 7, 2025 Interior Alterations Proposal for structural wall change to structural beam on ground floor $20K Open
Feb 26, 2025 Multiple Projects REV - Revision to 23 109343 BLD 00 SR- rear walkout and rear porch Closed
Sep 4, 2024 Building Permit Related (DR) Drain - Interior alterations to existing 4 unit semi-detached, porch enclosure, roof replacement, garage replacement Closed
Aug 22, 2024 Back Water Valve (Sewer only) Back Water Valve Closed
Apr 11, 2024 Interior Alterations PROPOSED INTERIOR ALTERATIONS TO THE EXISTING DWELLING, KITCHEN WALL REMOVAL. $15K Open
Nov 27, 2020 Heat/Ventilation: SFD/Semi/TH Proposal for change to hvac for existing sfd Closed
Jul 14, 2020 Deck Proposal to construct a new rear deck for an existing single family dwelling. $6K Closed

The 24 most recent of 24 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
24
City refresh
2026-09-13 10:24
Page built
2026-09-13
Sheet
STR-399