thepermitmap

Street · 427 of 8,567 by permit count

Building permits on Niagara St

The City of Toronto has 377 building permits on record for Niagara St, going back to 1991. Those permits created 490 homes and removed 2, a net change of +488. Declared construction value totals $165.9M. The most recent permit was issued Sep 3, 2026 at 74 Niagara St.

Permits on record
3771991–2026
Declared construction value
$165.9Mas filed, not adjusted
Homes created
490dwelling units
Homes removed
2net +488

Permits issued per year

20002026 (part year)

Most common work

  • Building Permit Related(PS)63 · 17%
  • Interior Alterations44 · 12%
  • Building Permit Related(MS)42 · 11%
  • Unknown24 · 6%
  • Multiple Projects23 · 6%
  • Other(PS)19 · 5%
  • Backflow Prevention Devices (Water only)17 · 5%
  • Party Wall Admin Permits12 · 3%
  • New Building11 · 3%
  • Piping: SFD/Semi10 · 3%
  • Building Permit Related (DR)10 · 3%
  • Piping: Other Buildings8 · 2%

Structures worked on

  • SFD - Townhouse82 · 22%
  • Apartment Building52 · 14%
  • SFD - Semi-Detached30 · 8%
  • SFD - Detached28 · 7%
  • Office27 · 7%
  • Unknown24 · 6%
  • Multiple Unit Building19 · 5%
  • Multiple Use/Non Residential13 · 3%
  • Stacked Townhouses13 · 3%
  • Other12 · 3%
  • Elementary School8 · 2%
  • Retail Store8 · 2%

Where this street runs

West Queen West 306 permits
Wellington Place 49 permits

Most recent permits

Issued Work What was filed Value Status
Sep 3, 2026 Multiple Projects REV02: Proposed revision interior renovations to the second and third floors and more detailed windows on the front elevationREV 01: Demolition of existing wall aswell as structural reinforcement of existing block wall.Proposal for a rear 2nd floor addition, new 3rd floor addition, interior alterati Open
Aug 26, 2026 Building Permit Related(PS) Plumbing - Proposal for interior alterations to 1 storey building. No change of use - existing office and studio. Open
Aug 11, 2026 Other(PS) Interior alteration to existing master bathroom. Replace existing Kitec water distribution and plumbing rough-ins in existing fixture locations only. No fixture relocation. No structural wall removal. No slab cutting. Plumbing rough-in to be inspected prior to closing walls. $23K Open
Jul 9, 2026 Interior Alterations Proposal for interior alterations to 1 storey building. No change of use - existing office and studio. $150K Open
Jun 18, 2026 Re-Roofing/Re-Cladding Proposal to remove existing exterior cladding system and install new EIFS wall assembly including air/water barrier, insulation, flashings, trims, sealants and associated exterior building envelope rehabilitation work. $983K Open
May 22, 2026 Interior Alterations Revision 1: Building Alterations to construct a sunroom on condo terrace.Proposal for interior alterations to condo unit. Open
May 13, 2026 Other(PS) Proposal to replace kitech piping. $8K Closed
May 7, 2026 Other(PS) Proposal to replace kitech piping. $5K Closed
Apr 20, 2026 Building Permit Related(PS) Revision 01: Proposal to change layout.Plumbing - Proposal for Interior alteration including associated mechanical, electrical, plumbing work to an existing 1-storey office building with basement. Closed
Mar 31, 2026 Sign Building Permit Related 1 wall sign**IMPACT MARTIAL ARTS** Open
Mar 24, 2026 Building Permit Related(MS) Revision 01: Proposal to revise layout. HVAC - Proposal for Interior alteration including associated mechanical, electrical, plumbing work to an existing 1-storey office building with basement. Closed
Mar 24, 2026 Interior Alterations Revision 01: Proposal to revise layout. Proposal for Interior alteration including associated mechanical, electrical, plumbing work to an existing 1-storey office building with basement. Closed
Mar 17, 2026 Sign Building Permit Related 1 WALL SIGN**IMPACT MARTIAL ARTS** Closed
Feb 10, 2026 Other(PS) Kitec pipe replacement to Unit 6 in existing residential townhouse $20K Closed
Dec 10, 2025 Building Permit Related(PS) Plumbing - Proposal for interior alterations to condo unit. Open
Sep 29, 2025 Other(BA) Proposal for solar panel install on roof. $100K Open
Sep 12, 2025 Building Permit Related(PS) Plumbing - Proposal for interior alterations to construct a bathroom and closet on the second floor. Closed
Sep 11, 2025 Interior Alterations Proposal for interior alterations to construct a bathroom and closet on the second floor. $10K Open
Jul 7, 2025 Building Permit Related(MS) HVAC - Interior alteration to ground level wall removal kitchen/dining room, renovations to washroom, new rear patio doors and second floor alterations to washroom and new study Closed
Jul 2, 2025 Multiple Projects Proposal for interior alterations & a 1 storey addition to building for storage. $750K Closed
Jun 10, 2025 Other(PS) Proposal for replacement of kitec plumbing, exact replacement of current plumbing, no new fixtures added. $2K Closed
May 8, 2025 Interior Alterations Revision at basement only, interior alterations for FDK classroom and learning commons retrofit, existing folding tables and benches to remain.PROPOSED INTERIOR ALTERATIONS FOR FDK CLASSROOM AND LEARNING COMMONS RETROFITS Closed
Jan 3, 2025 Building Permit Related(PS) Plumbing - PROPOSED INTERIOR ALTERATIONS FOR FDK CLASSROOM AND LEARNING COMMONS RETROFITS Closed
Jan 3, 2025 Building Permit Related(MS) HVAC - PROPOSED INTERIOR ALTERATIONS FOR FDK CLASSROOM AND LEARNING COMMONS RETROFITS Closed
Jan 3, 2025 Interior Alterations Proposal to perform interior alterations to convert office/workshop building (300 s.m.) into a single unit dwelling. $50K Closed
Dec 20, 2024 Building Permit Related(MS) HVAC - Proposal for a rear 2nd floor addition, new 3rd floor addition, interior alterations to the ground floor and a 2nd floor rear balcony to an existing mixed use building. Ground floor (Unit 1) to be used for personal service, 2nd and 3rd floors to be used for residential dwelling units (2 in to Open
Dec 20, 2024 Building Permit Related(PS) Plumbing - Proposal for a rear 2nd floor addition, new 3rd floor addition, interior alterations to the ground floor and a 2nd floor rear balcony to an existing mixed use building. Ground floor (Unit 1) to be used for personal service, 2nd and 3rd floors to be used for residential dwelling units (2 i Open
Sep 4, 2024 Building Permit Related(PS) Plumbing - Proposed 69 units in a heritage designated building (Building A). Closed
Sep 4, 2024 Building Permit Related(MS) HVAC - Proposed 69 units in a heritage designated building (Building A) Closed
Aug 28, 2024 New Building Proposal to construct BUILDING 'B' - 2 new residential towers one 12 storey and one 14 storey with a 5 storey podium. Total of 287 dwelling units and 4 level of below grade parking. related to 17 271399 STE $69.0M New build
Aug 22, 2024 Interior Alterations Proposed 69 units in a heritage designated building (Building A). $60.0M Closed
Jul 26, 2024 Back Water Valve (Sewer only) Back Water Valve Closed
May 17, 2024 Deck Proposal to construct a 14'x14' wooden deck on back side of the house (Area=18sqm) $5K Open
May 6, 2024 Piping: Other Buildings Proposal to replace the kitec plumbing (pipe) in existing townhouse as part of a condo townhouse complex - UNIT 10 $7K Closed
May 3, 2024 Deck Proposal to construct a 14'x14' wooden deck on back side of the house (Area=18sqm) $5K Closed
May 1, 2024 Sprinklers Fire Suppression Permit in relation to Building Permit 22 212385 BLD 01 BA $78K Closed
Apr 18, 2024 Party Wall Admin Permits Party wall admin permit for construction work at 247 Niagara St - 24-135350 SR Closed
Apr 18, 2024 Party Wall Admin Permits Party wall admin permit for construction work at 247 Niagara St - 24-135350 SR Closed
Apr 17, 2024 Interior Alterations Interior alteration to ground level wall removal kitchen/dining room, renovations to washroom, new rear patio doors and second floor alterations to washroom and new study $75K Closed
Apr 17, 2024 Building Permit Related(PS) Plumbing - Interior alteration to ground level wall removal kitchen/dining room, renovations to washroom, new rear patio doors and second floor alterations to washroom and new study Closed

The 40 most recent of 377 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
377
City refresh
2026-09-13 10:24
Page built
2026-09-13
Sheet
STR-615