thepermitmap

Street · 3500 of 8,565 by permit count

Building permits on Trenton Ave

The City of Toronto has 45 building permits on record for Trenton Ave, going back to 2001. Those permits created 3 homes and removed 1, a net change of +2. Declared construction value totals $1.3M. The most recent permit was applied for Apr 28, 2026 at 16 Trenton Ave.

Permits on record
452001–2026
Declared construction value
$1.3Mas filed, not adjusted
Homes created
3dwelling units
Homes removed
1net +2

Permits issued per year

20012026 (part year)

Most common work

  • Building Permit Related(PS)10 · 22%
  • Building Permit Related(MS)9 · 20%
  • Multiple Projects8 · 18%
  • Building Permit Related (DR)4 · 9%
  • Back Water Valve (Sewer only)3 · 7%
  • Fixtures/Roof Drains: SFD2 · 4%
  • Garage2 · 4%
  • Demolition1 · 2%
  • New Building - By Renovation1 · 2%
  • Interior Alterations1 · 2%
  • Deck1 · 2%
  • Addition(s)1 · 2%

Structures worked on

  • SFD - Detached36 · 80%
  • 2 Unit - Detached9 · 20%

Most recent permits

Issued Work What was filed Value Status
Apr 28, 2026 Building Permit Related(MS) HVAC Revision 01 - Removal of the basement apartment, addition of cathedral ceiling on the second-flooor, and modification of the foundation at the parking area. ------------------------------------------------------------HVAC - Proposal for a new 2 Unit-Detached. Closed
Apr 14, 2026 New Building - By Renovation Revision #1 - removal of the basement apartment, addition of a cathedral ceiling on the second floor and modification of the foundation at the parking area.Proposal for a new 2 Unit-Detached. New build
Feb 2, 2026 Multiple Projects Proposal for a new rear yard detached garage and new second storey platform/balcony. $50K Closed
Jan 28, 2026 Building Permit Related(PS) Plumbing - Proposal for a new 2 Unit-Detached. Open
Jan 28, 2026 Building Permit Related (DR) Drain - Proposal for a new 2 Unit-Detached. Open
Jan 28, 2026 Demolition Proposal for demolition existing house. Demolition
Sep 4, 2025 Multiple Projects REV 01: Revision to wall type construction, lot coverage/floor area, basement walkout, elevations and floor plans and two dwelling units.Proposal for Interior alteration,second floor addition,underpinning,basement apartment and walkout Open
Jun 26, 2025 Multiple Projects REV01: Proposed revision for window and framing updatesProposal for basement renovation, main floor renovation, new roof structure, new front porch and rear deck. Closed
Jun 6, 2025 Building Permit Related(MS) HVAC - Proposal for Interior alteration,second floor addition,underpinning,basement apartment and walkout Open
Jun 3, 2025 Building Permit Related(PS) Plumbing - Proposal for Interior alteration,second floor addition,underpinning,basement apartment and walkout Open
May 8, 2025 Garage Proposal to replace existing garage. $1K Closed
May 2, 2025 Building Permit Related(MS) HVAC - Proposal for basement renovation, main floor renovation, new roof structure, new front porch and rear deck. Closed
Apr 3, 2025 Building Permit Related (DR) Drain - Proposal for basement renovation, main floor renovation, new roof structure, new front porch and rear deck. Closed
Apr 3, 2025 Building Permit Related(PS) Plumbing - Proposal for basement renovation, main floor renovation, new roof structure, new front porch and rear deck. Closed
Jan 24, 2023 Multiple Projects Proposed 2-storey addition, a three-storey east side and south rear addition (with a front integral garage), a new front porch and steps (with a walkout basement), and a new rear deck (maintaining the existing walkout basement).Also, there will be one primary unit and one secondary suite within this $400K Closed
Jan 24, 2023 Building Permit Related(PS) Plumbing - Proposed 2-storey addition, a three-storey east side and south rear addition (with a front integral garage), a new front porch and steps (with a walkout basement), and a new rear deck (maintaining the existing walkout basement).Also, there will be one primary unit and one secondary suite Closed
Jan 24, 2023 Building Permit Related(MS) HVAC - Proposed 2-storey addition, a three-storey east side and south rear addition (with a front integral garage), a new front porch and steps (with a walkout basement), and a new rear deck (maintaining the existing walkout basement).Also, there will be one primary unit and one secondary suite with Closed
Jun 14, 2022 Building Permit Related(MS) HVAC - alterations to all levels of the home as well as aproposed covered deck to the rear of the existing dwelling with a proposed balcony above. Closed
Jun 7, 2022 Interior Alterations alterations to all levels of the home as well as aproposed covered deck to the rear of the existing dwelling with a proposed balcony above. $250K Closed
Jun 7, 2022 Building Permit Related(PS) Plumbing - alterations to all levels of the home as well as aproposed covered deck to the rear of the existing dwelling with a proposed balcony above. Closed
Jan 21, 2020 Building Permit Related (DR) Drain - Proposed rebuilding of interior, removal of back walls and add to rear and add second floor. Also replacing all plumbing, heating and electrical. Closed
Jan 21, 2020 Multiple Projects Proposal to an existing one storey house, two storey rear addition, 2nd storey addition, interior alterations, rear basement walkout and rear deck. $250K Closed
Jan 21, 2020 Building Permit Related(PS) Plumbing - Proposed rebuilding of interior, removal of back walls and add to rear and add second floor. Also replacing all plumbing, heating and electrical. Closed
Jan 21, 2020 Building Permit Related(MS) HVAC - Proposed rebuilding of interior, removal of back walls and add to rear and add second floor. Also replacing all plumbing, heating and electrical. Closed
Jan 9, 2020 Back Water Valve (Sewer only) Installation of back water valve Closed
Oct 8, 2019 Deck Revision #01 - Proposal for the reduction of the deck size and an increase in size of the patio area. Proposal to construct a new rear yard deck and shed. The existing garage would be demolished. Closed
Oct 7, 2019 Building Permit Related (DR) Drain - REBUILD INTERIOR, REMOVE BACK WALLS AND ADD TO REAR AND ADD SECOND FLOOR,REPLACE ALL PLUMBING, HEATING AND ELECTRICAL. Closed
Oct 7, 2019 Multiple Projects REBUILD INTERIOR, REMOVE BACK WALLS AND ADD TO REAR AND ADD SECOND FLOOR,REPLACE ALL PLUMBING, HEATING AND ELECTRICAL. $250K Closed
Oct 7, 2019 Building Permit Related(PS) Plumbing - REBUILD INTERIOR, REMOVE BACK WALLS AND ADD TO REAR AND ADD SECOND FLOOR,REPLACE ALL PLUMBING, HEATING AND ELECTRICAL. Closed
Oct 7, 2019 Building Permit Related(MS) HVAC - REBUILD INTERIOR, REMOVE BACK WALLS AND ADD TO REAR AND ADD SECOND FLOOR,REPLACE ALL PLUMBING, HEATING AND ELECTRICAL. Closed
Feb 1, 2017 Back Water Valve (Sewer only) Proposal to install a back water valve. Closed
Feb 24, 2016 Multiple Projects Proposal for multiple projects to an existing 1 1/2 storey SFD-detached dwelling. Scope of work includes a 2 storey rear addition, reconstruct the 2nd floor, interior alterations, rear deck and reconstruct the front porch. $60K Closed
Feb 24, 2016 Building Permit Related(PS) Plumbing - Proposal for multiple projects to an existing 1 1/2 storey SFD-detached dwelling. Scope of work includes a 2 storey rear addition, reconstruct the 2nd floor, interior alterations, rear deck and reconstruct the front porch. Closed
Feb 24, 2016 Building Permit Related(MS) HVAC - Proposal for multiple projects to an existing 1 1/2 storey SFD-detached dwelling. Scope of work includes a 2 storey rear addition, reconstruct the 2nd floor, interior alterations, rear deck and reconstruct the front porch. Closed
Feb 23, 2016 Multiple Projects Rear 2 storey addition and deck at rear. Change to exterior finishing from vinyl to brick veneer Closed
Nov 17, 2014 Garage Repair to tree damaged garage $18K Closed
Aug 8, 2014 Back Water Valve (Sewer only) To install a back water valve to the existing sfd. Closed
Jul 29, 2014 Fixtures/Roof Drains: SFD rough in 3 piece bathroom in basement $1K Closed
Mar 31, 2008 Building Permit Related(PS) Plumbing - Drawings submission of as-built drawings as per Inspector/APC Violation. ( new bsmt wc, affected window openings) Closed
Mar 31, 2008 Other(SR) Drawings submission of as-built drawings as per Inspector/APC Violation. ( new bsmt wc, affected window openings) $1K Closed

The 40 most recent of 45 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
45
City refresh
2026-09-12 10:24
Page built
2026-09-12
Sheet
STR-503