thepermitmap

Street · 4269 of 8,567 by permit count

Building permits on Thornton Ave

The City of Toronto has 33 building permits on record for Thornton Ave, going back to 2003. Those permits created 3 homes and removed 2, a net change of +1. Declared construction value totals $348K. The most recent permit was issued Apr 13, 2021 at 18 Thornton Ave.

Permits on record
332003–2021
Declared construction value
$348Kas filed, not adjusted
Homes created
3dwelling units
Homes removed
2net +1

Permits issued per year

20032021 (part year)

Most common work

  • Building Permit Related(PS)9 · 27%
  • Building Permit Related(MS)6 · 18%
  • New Building4 · 12%
  • Building Permit Related (DR)4 · 12%
  • Multiple Projects3 · 9%
  • Demolition2 · 6%
  • Second Suite (New)2 · 6%
  • Addition(s)1 · 3%
  • Garage1 · 3%
  • Back Water Valve (Sewer only)1 · 3%

Structures worked on

  • SFD - Detached28 · 85%
  • SFD - Semi-Detached5 · 15%

Most recent permits

Issued Work What was filed Value Status
Apr 13, 2021 Back Water Valve (Sewer only) Proposal to install a back water valve Closed
Nov 18, 2020 Building Permit Related(PS) Plumbing - Propose 2 storey rear addition, underpinning, rear deck and basement walkout Closed
Nov 18, 2020 Building Permit Related(MS) HVAC - Propose 2 storey rear addition, underpinning, rear deck and basement walkout Closed
Nov 18, 2020 Multiple Projects Propose 2 storey rear addition, underpinning, rear deck and basement walkout $200K Open
Nov 2, 2020 Building Permit Related(MS) HVAC - Propsoal to combine 609 Harvie Ave with 25 Thornton Ave demolish both existing dwellings, split combined lot into 6, contsruct 3 storey dwelling and integrated garage for Unit 5. Closed
Nov 2, 2020 Building Permit Related(MS) HVAC - Propsoal to combine 609 Harvie Ave with 25 Thornton Ave demolish both existing dwellings, split combined lot into 6, contsruct 3 storey dwelling and parking pad at rear for Unit 6. Closed
Oct 20, 2020 Building Permit Related(MS) HVAC - Propsoal to combine 609 Harvie Ave with 25 Thornton Ave demolish both existing dwellings, split combined lot into 6, contsruct 3 storey dwelling and integrated garage for Unit 4. Closed
Jul 29, 2020 New Building REVISION - alter interior layout, floor joists and change from a sloped roof to a flat roof.Propsoal to combine 609 Harvie Ave with 25 Thornton Ave demolish both existing dwellings, split combined lot into 6, contsruct 3 storey dwelling and parking pad at rear for Unit 6. New build
Jul 13, 2020 New Building REVISION - alter interior layout, floor joists and change from a sloped roof to a flat roof.Propsoal to combine 609 Harvie Ave with 25 Thornton Ave demolish both existing dwellings, split combined lot into 6, contsruct 3 storey dwelling and integrated garage for Unit 5. New build
Jul 13, 2020 New Building REVISION - alter interior layout, floor joists and change from a sloped roof to a flat roof.Propsoal to combine 609 Harvie Ave with 25 Thornton Ave demolish both existing dwellings, split combined lot into 6, contsruct 3 storey dwelling and integrated garage for Unit 4. New build
Oct 31, 2018 Building Permit Related (DR) Drain - Propsoal to combine 609 Harvie Ave with 25 Thornton Ave demolish both existing dwellings, split combined lot into 6, contsruct 3 storey dwelling and integrated garage for Unit 4. Closed
Oct 31, 2018 Building Permit Related (DR) Drain - Propsoal to combine 609 Harvie Ave with 25 Thornton Ave demolish both existing dwellings, split combined lot into 6, contsruct 3 storey dwelling and integrated garage for Unit 5. Closed
Oct 31, 2018 Building Permit Related (DR) Drain - Propsoal to combine 609 Harvie Ave with 25 Thornton Ave demolish both existing dwellings, split combined lot into 6, contsruct 3 storey dwelling and parking pad at rear for Unit 6. Closed
Oct 31, 2018 Demolition Propsoal to combine 609 Harvie Ave with 25 Thornton Ave demolish both existing dwellings, split combined lot into 6 and contsruct 3 storey dwellings on each lot. Demolition
Oct 31, 2018 Building Permit Related(PS) Plumbing - Propsoal to combine 609 Harvie Ave with 25 Thornton Ave demolish both existing dwellings, split combined lot into 6, contsruct 3 storey dwelling and integrated garage for Unit 4. Closed
Oct 31, 2018 Building Permit Related(PS) Plumbing - Propsoal to combine 609 Harvie Ave with 25 Thornton Ave demolish both existing split combined lot into 6, dwellings, contsruct 3 storey dwelling and integrated garage for Unit 5. Closed
Oct 31, 2018 Building Permit Related(PS) Plumbing - Propsoal to combine 609 Harvie Ave with 25 Thornton Ave demolish both existing dwellings, split combined lot into 6, contsruct 3 storey dwelling and parking pad at rear for Unit 6. Closed
Mar 14, 2018 Garage Proposal to construct a detahced private garage in the rear yard. $25K Closed
Dec 16, 2015 Building Permit Related(PS) Plumbing - Proposal to convert existing basement into a separate unit. Closed
Dec 16, 2015 Second Suite (New) Proposal to convert existing basement into a separate unit.( from 2 units to 3 units, dwelling unit for each level) MM. $15K Closed
Nov 18, 2015 Building Permit Related(MS) HVAC - Construct a rear two storey addition and a detached masonry garage at rear. Closed
Aug 18, 2015 Building Permit Related(PS) Plumbing - NTERIOR ALTERATIONS (35m2) CONVERT SECOND FLOOR INTO A SEPARATE UNIT Closed
Aug 18, 2015 Building Permit Related (DR) Drain - NTERIOR ALTERATIONS (35m2) CONVERT SECOND FLOOR INTO A SEPARATE UNIT Closed
Aug 17, 2015 Second Suite (New) NTERIOR ALTERATIONS (35m2) CONVERT SECOND FLOOR INTO A SEPARATE UNIT $15K Closed
May 29, 2015 Building Permit Related(PS) Revision - Plumbing - rear two storey addition and a detached masonry garage at rear Closed
Mar 31, 2015 Multiple Projects REVISION: First floor layout. Second storey addition.Construct a rear two storey addition and a detached masonry garage at rear. Closed
Nov 5, 2010 Multiple Projects enclose front porch, front basement entrance, rear deck and basement entrance $15K Closed
Dec 15, 2006 Building Permit Related(PS) Plumbing - Construct a two storey rear yard addition and interior alterations. Closed
Dec 15, 2006 Addition(s) Construct a two storey rear yard addition and interior alterations. $50K Open
Oct 31, 2003 Building Permit Related(MS) HVAC - Construct a two storey S/F dwelling with garage in basement. - New Building Closed
Sep 22, 2003 Building Permit Related(PS) Plumbing - new two storey dwelling with garage in basement - New Building Closed
Sep 22, 2003 New Building Construct a two storey S/F dwelling with garage in basement. $28K New build
Sep 22, 2003 Demolition demolsih existing dwelling Demolition

The 33 most recent of 33 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
33
City refresh
2026-09-13 10:24
Page built
2026-09-13
Sheet
STR-823