thepermitmap

Structure · 8 of 153 by permit count

2 Unit - Detached building permits in Toronto

The City of Toronto has 18,921 building permits on 2 unit - detached structures on record for Toronto, going back to 2008. Those permits created 5,715 homes and removed 119, a net change of +5,596. Declared construction value totals $785.5M. The most recent permit was issued Sep 10, 2026 at 135 Mavety St.

Permits on record
18,9212008–2026
Declared construction value
$785.5Mas filed, not adjusted
Homes created
5,715dwelling units
Homes removed
119net +5,596

Permits issued per year

20082026 (part year)

Most common work

  • Building Permit Related(PS)5,951 · 31%
  • Multiple Projects2,788 · 15%
  • Building Permit Related(MS)2,665 · 14%
  • Second Suite (New)2,536 · 13%
  • Building Permit Related (DR)2,212 · 12%
  • Interior Alterations1,066 · 6%
  • New Building493 · 3%
  • Other(SR)200 · 1%
  • Back Water Valve (Sewer only)182 · 1%
  • Addition(s)156 · 1%
  • Demolition86 · 0%
  • New Laneway / Rear Yard Suite86 · 0%

Structures worked on

  • 2 Unit - Detached18,921 · 100%

Most recent permits

Issued Address Work What was filed Value Status
Sep 10, 2026 135 Mavety St Building Permit Related(PS) Plumbing - Proposal to demolish the existing ground, second, and third floor and keep existing foundation. To construct a new three-storey detached dwelling (duplex) with a front covered porch with stairs, a front basement walkout, a rear basement window well, a rear ground floor covered deck, a rea Open
Sep 10, 2026 15 Burlingame Rd Building Permit Related(MS) HVAC - PROPOSAL FOR A NEW SINGLE FAMILY DWELLINGWITH SECOND UNIT IN THE BASEMENT Open
Sep 10, 2026 19 Madrid St Second Suite (New) Proposed interior alterations for second suite in basement. $25K Open
Sep 10, 2026 179 Windermere Ave Building Permit Related(PS) Plumbing - PROPOSAL FOR INTERIOR ALTERATIONS + NEW PORCH ROOF - DUPLEX DWELLING Open
Sep 10, 2026 179 Windermere Ave Building Permit Related (DR) Drain - PROPOSAL FOR INTERIOR ALTERATIONS + NEW PORCH ROOF - DUPLEX DWELLING Open
Sep 10, 2026 107 Lexington Ave Second Suite (New) Proposal to construct a secondary unit including 2 proposed windows and 1 window to be enlarged. $47K Open
Sep 10, 2026 20 Martindale Rd Building Permit Related(PS) Plumbing - Proposed interior alterations to create a second suite in the basement. Open
Sep 10, 2026 107 Lexington Ave Building Permit Related(PS) Plumbing - Proposal to construct a secondary unit including 2 proposed windows and 1 window to be enlarged. Open
Sep 10, 2026 28 Leila Jackson Ter Interior Alterations Modify the height of three(3) existing basement windows from 30x12 to 30x36. There will be no structural modification of the existing wood framing and steel lintel above the windows. The existing concrete foundation wall will be cut downward to accommodate three new longer tilt and turn style window $5K Open
Sep 10, 2026 179 Windermere Ave Building Permit Related(MS) HVAC - PROPOSAL FOR INTERIOR ALTERATIONS + NEW PORCH ROOF - DUPLEX DWELLING Open
Sep 10, 2026 135 Mavety St Building Permit Related (DR) Drain - Proposal to demolish the existing ground, second, and third floor and keep existing foundation. To construct a new three-storey detached dwelling (duplex) with a front covered porch with stairs, a front basement walkout, a rear basement window well, a rear ground floor covered deck, a rear s Open
Sep 10, 2026 214 Roywood Dr Second Suite (New) Proposal for second dwelling unit with below grade entrance $40K Open
Sep 10, 2026 82 Blakemanor Blvd Second Suite (New) Proposed interior alterations to the existing detached dwelling to create a legal basement dwelling unit. $90K Open
Sep 10, 2026 20 Martindale Rd Second Suite (New) Proposed interior alterations to create a second suite in the basement. $10K Open
Sep 10, 2026 216 Cocksfield Ave Building Permit Related(MS) REV 02: Revision to permit to remove the proposed furnace on the second floor___________________________________________________________________REV 01: change the interior layout for the proposed dwelling___________________________________________________HVAC - Proposal to construct a two storey two Open
Sep 10, 2026 135 Mavety St Building Permit Related(MS) HVAC - Proposal to demolish the existing ground, second, and third floor and keep existing foundation. To construct a new three-storey detached dwelling (duplex) with a front covered porch with stairs, a front basement walkout, a rear basement window well, a rear ground floor covered deck, a rear se Open
Sep 10, 2026 120 Pleasant View Dr Second Suite (New) Proposed Legalize the finished basement into a second unit. $10K Open
Sep 10, 2026 220 Main St Building Permit Related(MS) HVAC - Proposal for interior alterations, replacement of deck and proposed balcony. Open
Sep 10, 2026 135 Mavety St New Building - By Renovation Proposal to demolish the existing ground, second, and third floor and keep existing foundation. To construct a new three-storey detached dwelling (duplex) with a front covered porch with stairs, a front basement walkout, a rear basement window well, a rear ground floor covered deck, a rear second fl $2.0M New build
Sep 10, 2026 9 Avon Park Dr Building Permit Related(MS) HVAC - Proposal to construct a 3rd storey addition, a 3 storey south side and rear addition with an integral garage, secondary suite, a walkout and rear deck Open
Sep 10, 2026 9 Avon Park Dr Multiple Projects Proposal to construct a 3rd storey addition, a 3 storey south side and rear addition with an integral garage, secondary suite, a walkout and rear deck, and convert to a duplex. $100K Open
Sep 9, 2026 27 Slan Ave Second Suite (New) Revision to add a New washroom and 2 new doors Converting existing basemen into to legal basement (ADU) with new walkout entrance door. Open
Sep 9, 2026 36 Chieftain Cres Building Permit Related (DR) Drain - PROPOSED NEW FULLY DETACHED TWO UNIT DWELLING Open
Sep 9, 2026 36 Chieftain Cres Building Permit Related(MS) HVAC - PROPOSED NEW FULLY DETACHED TWO UNIT DWELLING Open
Sep 9, 2026 117 Bowood Ave Building Permit Related(PS) Plumbing - To demolish the existing dwelling and to construct a new detached duplex dwelling Open
Sep 9, 2026 9 Hania Ter Multiple Projects Proposal for change of use to two unit dwelling, basement alterations which includes two window enlargement, one new window & below grade entrance through the rear yard of the house. $40K Open
Sep 9, 2026 72 Browning Ave Other(SR) window removal and window to door conversion. $10K Open
Sep 9, 2026 17 Roselm Rd Building Permit Related(PS) Plumbing - Proposal for reconstruction of exisiting walk out, utlity room and basement unit. Open
Sep 9, 2026 17 Roselm Rd Building Permit Related(MS) HVAC - Proposal for reconstruction of exisiting walk out, utlity room and basement unit. Open
Sep 9, 2026 7 Meadowacres Dr Building Permit Related(MS) HVAC - PROPOSED INTERIOR ALTERATION + 2ND FLOOR ADDITION FOR DUPLEX Open
Sep 9, 2026 31 Woodsview Ave Multiple Projects Proposal to construct a secondary unit and load bearing wall. $39K Open
Sep 9, 2026 17 Roselm Rd Multiple Projects Proposal for reconstruction of exisiting walk out, utlity room and basement unit. $60K Open
Sep 9, 2026 2 Picasso Rd Interior Alterations Proposed legalization of an existing basement dwelling unit (second suite) within a detached house, including life-safety and fire separation upgrades. $5K Open
Sep 9, 2026 117 Bowood Ave Building Permit Related (DR) Drain - To demolish the existing dwelling and to construct a new detached duplex dwelling Open
Sep 9, 2026 179 Windermere Ave Multiple Projects PROPOSAL FOR INTERIOR ALTERATIONS + NEW PORCH ROOF - DUPLEX DWELLING $120K Open
Sep 9, 2026 117 Bowood Ave New Building To demolish the existing dwelling and to construct a new detached duplex dwelling $1.0M New build
Sep 9, 2026 24 Benlamond Ave New Building Rev 01: Revision to add a wood burning fireplace to first floor of dwelling.Proposal to demo existing to build 2-Duplexes (one on each new lot) New build
Sep 9, 2026 381A Rhodes Ave New Building REVISION-02 Modifying some of the interior walls on the Ground Floor and adding a new window and interior door in the Attic SpaceRevision 01 - Revision to add a new loft in attic.- duplex---------------------------------------------------------------Proposal to construct a new 2 storey detached dupl New build
Sep 9, 2026 14 Joanith Dr Multiple Projects Revision No.1: REVISION TO CONVERT ALL EXTERIOR EXISTING BASEMENT AND MAIN FLOOR WALLS TO NEW WALLSProposal for a rear 2 storey addition, 2nd floor addition, rear deck, underpinning and interior alterations to create a duplex Open
Sep 9, 2026 69 Royalavon Cres New Building Proposal to demolish existing building and construct a new two-storey single-family detached dwelling with an attached garage. $397K New build

The 40 most recent of 18,921 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
18,921
City refresh
2026-09-12 10:24
Page built
2026-09-12
Sheet
STC-288