thepermitmap

Street · 2579 of 8,567 by permit count

Building permits on Patterson Ave

The City of Toronto has 71 building permits on record for Patterson Ave, going back to 2001. Those permits created 7 homes and removed 2, a net change of +5. Declared construction value totals $1.9M. The most recent permit was issued Apr 22, 2025 at 76 Patterson Ave.

Permits on record
712001–2025
Declared construction value
$1.9Mas filed, not adjusted
Homes created
7dwelling units
Homes removed
2net +5

Permits issued per year

20012025 (part year)

Most common work

  • Building Permit Related(PS)15 · 21%
  • Building Permit Related(MS)14 · 20%
  • New Building10 · 14%
  • Building Permit Related (DR)7 · 10%
  • Demolition6 · 8%
  • Multiple Projects5 · 7%
  • Addition(s)3 · 4%
  • Back Water Valve (Sewer only)2 · 3%
  • Addition to Existing Building2 · 3%
  • Garage2 · 3%
  • Backflow Prevention Devices (Water only)2 · 3%
  • HVAC: SFD/Semi/TH1 · 1%

Structures worked on

  • SFD - Detached61 · 86%
  • SFD - Semi-Detached9 · 13%
  • Duplex1 · 1%

Most recent permits

Issued Work What was filed Value Status
Apr 22, 2025 Multiple Projects REV02: Proposed revision to deckRevision 01: Proposal to add reinforcement to basement walls, layout of first and second floor and revised building height.Proposal for rear and new second floor addition, interior alterations, and basement finishing in the existing detached one storey single family h Open
Sep 23, 2024 Multiple Projects Proposal to convert an existing Detached House (1 dwelling unit) into a Duplex (2 dwelling units). Basement level will contain the new dwelling unit which includes the adjacent garage area that will be converted to habitable space. Scope incl. int. & ext. alts. [Violation on file - 2nd dwelling unit $50K Open
May 3, 2024 Addition(s) Enclose the existing front porch, and construct a rear one storey addition $25K Open
May 3, 2024 Building Permit Related(PS) Plumbing - Enclose the existing front porch, and construct a rear one storey addition Open
Feb 2, 2024 Building Permit Related(PS) Plumbing - Proposal for rear and new second floor addition, interior alterations, and basement finishing in the existing detached one storey single family house. Open
Mar 22, 2023 Building Permit Related(MS) HVAC - Proposal for rear and new second floor addition, interior alterations, and basement finishing in the existing detached one storey single family house. Open
Dec 19, 2022 Back Water Valve (Sewer only) Install new interior floor drain, sump pump and back water valve & replace the exterior sanitary line Open
Aug 2, 2017 Building Permit Related (DR) Drain - New 2 storey sfd with partially finished basement, existing house to be demolished Closed
Aug 2, 2017 Demolition demolish existing one storey dwelling, new 2 storey sfd to be built Demolition
Aug 2, 2017 New Building New 2 storey sfd with partially finished basement, existing house to be demolished $380K New build
Aug 2, 2017 Building Permit Related(PS) Plumbing - New 2 storey sfd with partially finished basement, existing house to be demolished Closed
Aug 2, 2017 Building Permit Related(MS) HVAC - New 2 storey sfd with partially finished basement, existing house to be demolished Closed
Dec 1, 2016 Multiple Projects Revision - interior layout changes Closed
Aug 29, 2016 HVAC: SFD/Semi/TH install new furnace and ductwork, changing from electric heat to FAG $11K Closed
Jul 13, 2016 Building Permit Related(MS) HVAC - To construct new rear two storey addition, full second storey addition, interior alterations, new front porch and rear deck. Closed
May 17, 2016 Building Permit Related (DR) Drain - To construct new rear two storey addition, full second storey addition, interior alterations, new front porch and rear deck. Closed
May 17, 2016 Multiple Projects To construct new rear two storey addition, full second storey addition, interior alterations, new front porch and rear deck. $150K Closed
May 17, 2016 Building Permit Related(PS) Plumbing - To construct new rear two storey addition, full second storey addition, interior alterations, new front porch and rear deck. Closed
Oct 26, 2015 Building Permit Related(MS) HVAC - Proposal for multiple projects to an existing 1 storey SFD-detached dwelling. Scope of work includes a 2 storey rear addition and a rear deck. Closed
Mar 25, 2015 Building Permit Related(PS) Plumbing - Proposal for multiple projects to an existing 1 storey SFD-detached dwelling. Scope of work includes a 2 storey rear addition and a rear deck. Closed
Apr 7, 2014 Building Permit Related(PS) Plumbing - Proposed renovation of existing single family detached dwelling to convert three illegal apartments into single family dwelling. Interior alterations are to install main floor powder room and remove partition wall between living and dinning room (47m2) on first floor. Remove second floor Closed
Apr 7, 2014 Interior Alterations Proposed renovation of existing single family detached dwelling to convert three illegal apartments into single family dwelling. Interior alterations are to install main floor powder room and remove partition wall between living and dinning room (47m2) on first floor. Remove second floor kitchen and $30K Closed
Jun 28, 2013 Back Water Valve (Sewer only) install one 4" mainline back water valve $2K Closed
Oct 17, 2012 Backflow Prevention Devices (Water only) install 1 backwater valve 4" mainline $2K Closed
Sep 17, 2012 Other(PS) install one 4" MAINLINE backwater valve $2K Closed
Sep 13, 2012 Multiple Projects REV#1- CHANGE ROOF ON GARAGEProposed one storey rear addition and detached frame garage. $20K Open
Sep 7, 2011 Backflow Prevention Devices (Water only) install 1 backflow device $5K Closed
May 2, 2011 Garage Garage in rear yard $15K Closed
Nov 3, 2010 Building Permit Related(MS) rev #1-revise layoutSECOND FLOOR ADDITION Closed
Nov 3, 2010 Addition to Existing Building rev #1-new north wall, enclose balconySECOND FLOOR ADDITION $1K Closed
Sep 21, 2009 Building Permit Related(MS) HVAC - 1-storey rear addition Closed
Sep 3, 2009 Addition(s) 1-storey rear addition $10K Closed
Aug 10, 2009 New Building New single family semi detached house $150K New build
May 21, 2009 Building Permit Related(PS) Plumbing - New single family semi detached house Closed
May 21, 2009 Building Permit Related(MS) HVAC - New single family semi detached house Closed
May 21, 2009 Building Permit Related (DR) Drain - New single family semi detached house Closed
May 21, 2009 Building Permit Related(PS) Plumbing - New single family semi detached house Closed
May 21, 2009 Building Permit Related(MS) HVAC - New single family semi detached house Closed
May 21, 2009 Building Permit Related (DR) Drain - New single family semi detached house Closed
May 21, 2009 New Building New single family semi detached house Changed to New Detached house $150K New build

The 40 most recent of 71 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
71
City refresh
2026-09-13 10:24
Page built
2026-09-13
Sheet
STR-001