thepermitmap

Structure · 18 of 153 by permit count

Converted House building permits in Toronto

The City of Toronto has 7,318 building permits on converted house structures on record for Toronto, going back to 1987. Those permits created 979 homes and removed 122, a net change of +857. Declared construction value totals $142.2M. The most recent permit was issued Sep 10, 2026 at 57 Benlamond Ave.

Permits on record
7,3181987–2026
Declared construction value
$142.2Mas filed, not adjusted
Homes created
979dwelling units
Homes removed
122net +857

Permits issued per year

20012026 (part year)

Most common work

  • Building Permit Related(PS)2,000 · 27%
  • Multiple Projects1,316 · 18%
  • Interior Alterations1,056 · 14%
  • Building Permit Related(MS)982 · 13%
  • Building Permit Related (DR)290 · 4%
  • Other(SR)255 · 3%
  • Addition(s)228 · 3%
  • Garage162 · 2%
  • Deck161 · 2%
  • Second Suite (New)152 · 2%
  • Porch91 · 1%
  • Fixtures/Roof Drains: Other88 · 1%

Structures worked on

  • Converted House7,318 · 100%

Most recent permits

Issued Address Work What was filed Value Status
Sep 10, 2026 57 Benlamond Ave Fire Alarm Proposal for fire alarm control panel replacement. Open
Jul 14, 2026 750 Markham St Accessory Building(s) Proposal to legalize an existing 1 storey Accessory Building containing 1 dwelling unit. $100K Open
Dec 15, 2025 51 Winnifred Ave Building Permit Related(FS) FS - sprinkler shop drawings - Proposal for rooming house. Closed
Aug 15, 2025 563 Ossington Ave Building Permit Related(MS) HVAC - Construct a one storey plus basement addition at rear, also build deck on 2nd floor rear and convert basement to 3rd dwelling unit. (C of A not final yet)Existing: Converted House - 2 unitsProposed: Converted House - 3 units Closed
Aug 6, 2025 563 Ossington Ave Building Permit Related(PS) REV 01: Additonal powder room on F-3 level.Plumbing - Construct a one storey plus basement addition at rear, also build deck on 2nd floor rear and convert basement to 3rd dwelling unit. (C of A not final yet)Existing: Converted House - 2 unitsProposed: Converted House - 3 units - Multiple Projects Closed
Mar 21, 2025 466 Markham St Multiple Projects Proposal for interior alterations to this existing converted row house containing 2 dwelling units. Scope is for the dwelling unit located on the 2nd & 3rd floor levels. New rear deck platform on the 3rd floor level. [see notes under bldg. permit #24 125133 BLD 00 SR] $5K Open
Jul 16, 2024 466 Markham St Fire Damage 24 142332 00 BR unlinked to to fascilitate permit issuance ML 07/16/2024Proposal for interior repairs to this existing converted row house containing 2 dwelling units for fire damage restoration work only. Scope is for the 2nd & 3rd floor level dwelling unit. (Interior alterations are not approved a $5K Open
Jul 9, 2024 574 Spadina Ave Building Permit Related(MS) HVAC - Three storey rear addition and alterations to construct 6 dwelling units (from 5 units) Open
Jul 9, 2024 572 Spadina Ave Building Permit Related(MS) HVAC - Three storey rear addition and alterations to construct 5 dwelling units (from 4 units) Open
Jun 25, 2024 993 Dufferin St Building Permit Related(PS) REVISION#3: INTERIOR ALTERATIONS BASEMENT 4 TH APARTMENT REVISIONPlumbing - Revision to change deck location and windows changes bubbled - Addition(s) Open
Jun 6, 2024 426 Rushton Rd Building Permit Related(PS) Plumbing - Proposal for interior alterations below grade for 2nd unit and new front porch for existing semi detached single family dwelling. Open
Mar 13, 2024 235 Seaton St Building Permit Related(MS) REV 01 - Minor revision to the 3rd floor layout. New Heat pump to serve 3rd level. Eliminate Electric Floor WarmingHVAC - Proposal for a 2 unit converted house by ways of interior alterations (26.39m2) to ground, second and third floor, basement finishing (37.17m2) a new basement walkout, front deck Closed
Mar 5, 2024 574 Spadina Ave Building Permit Related (DR) Drain - Three storey rear addition and alterations to construct 6 dwelling units (from 5 units) Open
Feb 26, 2024 572 Spadina Ave Building Permit Related(PS) Plumbing - Three storey rear addition and alterations to construct 5 dwelling units (from 4 units) Open
Feb 26, 2024 572 Spadina Ave Building Permit Related (DR) Drain - Three storey rear addition and alterations to construct 5 dwelling units (from 4 units) Open
Feb 20, 2024 574 Spadina Ave Building Permit Related(PS) Plumbing - Three storey rear addition and alterations to construct 6 dwelling units (from 5 units) Open
Nov 8, 2023 342 Jarvis St Party Wall Admin Permits Administrative Party Wall Permit in conjunction with 344 Jarvis St.See Folder 23 199598 BLD 00 SR Open
Nov 6, 2023 72 Pharmacy Ave Building Permit Related(MS) REVISION 01: Addition part incresed to 108 sq.m.(2 storey addition)HVAC - Construct new two storey addition (52m2) w/ interior alterations (34.65m2) Closed
Sep 8, 2023 142 Bedford Rd Interior Alterations Proposal for interior alterations to ground and basement level of existing four unit dwelling. $10K Closed
Jun 27, 2023 574 Spadina Ave Multiple Projects Three storey rear addition and alterations to construct 6 dwelling units (from 5 units) $1.0M Open
Jun 27, 2023 572 Spadina Ave Multiple Projects Three storey rear addition and alterations to construct 5 dwelling units (from 4 units) $1.0M Open
May 12, 2023 72 Pharmacy Ave Addition(s) REV 2 - Addition increased to 108 SM. Open
Mar 31, 2023 142 Bedford Rd Building Permit Related(PS) Plumbing - Proposal for interior alterations to ground and basement level of existing four unit dwelling. Closed
Jan 3, 2023 211 Montrose Ave Party Wall Admin Permits Party wall admin permit related to permit # 22 146287 BLD 00 SR for address 209 Montrose Ave $1K Closed
Dec 14, 2022 88 Grenadier Rd Building Permit Related(MS) HVAC - Proposal for interior alterations to existing 2 unit converted house to reconfigure the layout. Unit 1 - basement, unit 2 all floors above grade. Also proposed is a basement walkout at rear. Closed
Nov 18, 2022 391 Brock Ave Other(SR) Vehicle impact damage repairs to exterior wall $38K Closed
Nov 17, 2022 166 Indian Rd Building Permit Related(MS) Revision 1 new hvac system with additionHVAC - Interior alterations to all floors and water damage repairs to existing converted house with two units. Open
Sep 20, 2022 727 Avenue Rd Building Permit Related(MS) HVAC - Proposing fire damage repair. Closed
Sep 2, 2022 727 Avenue Rd Building Permit Related(PS) Plumbing - Proposing fire damage repair. Closed
Aug 31, 2022 727 Avenue Rd Fire Damage Proposing fire damage repair. Closed
Jul 25, 2022 250 St Clarens Ave Building Permit Related(MS) HVAC - This is a proposal to convert the basement into a third dwelling unit within this building. Also, a new third floor dormer addition and interior alterations. see c of a final and binding A-860-97 Closed
Jul 13, 2022 250 St Clarens Ave Building Permit Related (DR) Back Water Valve. Closed
Sep 3, 2021 29 Manchester Ave Interior Alterations Structural alterations to existing foundation $6K Open
Aug 16, 2021 393 Berkeley St Multiple Projects Proposal to construct 1 sty rear addition, underpinning basement, reconstruct 3rd floor deck, and repair guards on roof deck, and reconstruct rear basement walkout in 4 unit dwelling. See work orders and court case. $80K Closed
Dec 11, 2020 84 Kingston Rd Back Water Valve (Sewer only) Installation of back water valve Closed
Nov 2, 2020 45 Greensides Ave Multiple Projects Revision to portion of the underpinning in the basement. Proposal also includes converting from SFD to 2 unit converted house. Second unit to be added in the basement. $55K Closed
Sep 3, 2020 407 Salem Ave N Building Permit Related(PS) Plumbing - Construct foundation wall to create basement - and 2nd suite in basement Open
Aug 31, 2020 711 Midland Ave Multiple Projects Proposed second floor extension, interior alterations, and secondary suite on second floor to the existing single family dwelling. $250K Closed
Jul 31, 2020 48 High Park Blvd Multiple Projects Revision 01: crawl space insulation detail changedProposal to construct rear two storey addition with deck above, interior alterations and new rear yard detached garage. Converted house - 3 dwelling units Closed
May 28, 2020 227 Oakwood Ave Addition(s) Proposal to re-frame roof of existing garage/ storage $15K Closed

The 40 most recent of 7,318 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
7,318
City refresh
2026-09-12 10:24
Page built
2026-09-12
Sheet
STC-101