thepermitmap

Street · 1780 of 8,567 by permit count

Building permits on Lonsmount Dr

The City of Toronto has 109 building permits on record for Lonsmount Dr, going back to 1995. Those permits created 7 homes and removed 6, a net change of +1. Declared construction value totals $7.1M. The most recent permit was issued Jun 1, 2026 at 201 Lonsmount Dr.

Permits on record
1091995–2026
Declared construction value
$7.1Mas filed, not adjusted
Homes created
7dwelling units
Homes removed
6net +1

Permits issued per year

20002026 (part year)

Most common work

  • Building Permit Related(PS)23 · 21%
  • Building Permit Related(MS)17 · 16%
  • Back Water Valve (Sewer only)11 · 10%
  • Multiple Projects9 · 8%
  • New Building8 · 7%
  • Demolition8 · 7%
  • Building Permit Related (DR)8 · 7%
  • Interior Alterations7 · 6%
  • Unknown5 · 5%
  • Addition(s)2 · 2%
  • Backflow Prevention Devices (Water only)2 · 2%
  • Porch1 · 1%

Structures worked on

  • SFD - Detached91 · 83%
  • Converted House5 · 5%
  • Unknown5 · 5%
  • 2 Unit - Detached4 · 4%
  • SFD - Semi-Detached4 · 4%

Most recent permits

Issued Work What was filed Value Status
Jun 1, 2026 Back Water Valve (Sewer only) Installation of Main Drain Pipe Backwater Valve. Closed
May 20, 2026 Addition(s) Revision 01: Revision to permit to add a canopy over porchProposal to construct a three-storey side addition with replacing existing garage with an integral garage. $1K Open
May 6, 2026 Back Water Valve (Sewer only) Installation of Main Drain Pipe Backwater Valve. Closed
Apr 30, 2026 Multiple Projects Proposed Interior alternations to the existing two-storey dwelling, including updates to the first and second floors. Work includes reconfiguration of interior space on the first floor, including the addition of a new bathroom, kitchen, and laundry area. The second floor includes reconfiguration to $80K Open
Apr 30, 2026 Building Permit Related(PS) Plumbing - Proposed Interior alternations to the existing two-storey dwelling, including updates to the first and second floors. Work includes reconfiguration of interior space on the first floor, including the addition of a new bathroom, kitchen, and laundry area. The second floor includes reconfig Open
Oct 9, 2025 Interior Alterations Proposal for interior alteration/loft design, third floor addition $75K Open
Oct 9, 2025 Building Permit Related(MS) HVAC - Proposal for interior alteration/loft design. Open
Aug 15, 2025 Building Permit Related(MS) HVAC - Proposal to construct a three-storey side addition with replacing existing garage with an integral garage. Open
Aug 15, 2025 Building Permit Related(PS) Plumbing - Proposal to construct a three-storey side addition with replacing existing garage with an integral garage. Open
Aug 7, 2025 Demolition To demo existing garage. (32 sq.m) Demolition
Jun 4, 2025 Interior Alterations REV 01: Basement wasroom and bar sink location.Proposal for interior alterations and partial roof replacement/ repair to existing SFD- Detached. Open
May 14, 2025 Building Permit Related(PS) Plumbing - Proposal for interior alterations and partial roof replacement/ repair to existing SFD- Detached. Open
Nov 4, 2024 Back Water Valve (Sewer only) Proposal to install a back water valve Closed
Jul 9, 2024 Building Permit Related(MS) HVAC - Proposed interior alterations, 2-storey side yard addition, 2-storey rear yard addition and new rear yard deck to an existing single family detached dwelling. Open
Jun 26, 2024 Building Permit Related(PS) Plumbing - Proposed interior alterations, 2-storey side yard addition, 2-storey rear yard addition and new rear yard deck to an existing single family detached dwelling. Closed
Jun 26, 2024 Multiple Projects Proposed interior alterations, 2-storey side yard addition, 2-storey rear yard addition and new rear yard deck to an existing single family detached dwelling. $600K Open
Dec 13, 2021 Back Water Valve (Sewer only) Install a back water valve Open
Nov 29, 2021 Back Water Valve (Sewer only) Proposed installation of backwater valve Closed
Jan 27, 2021 Building Permit Related(MS) HVAC - Proposed interior alteration to an existing two storey detached dwelling Closed
Jan 26, 2021 Interior Alterations Proposed interior alteration to an existing two storey detached dwelling $50K Closed
Jan 26, 2021 Building Permit Related(PS) Plumbing - Proposed interior alteration to an existing two storey detached dwelling Closed
Jul 3, 2020 Interior Alterations Proposal for interior alterations to add a new elevator shaft in existing three storey home. $20K Closed
Oct 8, 2019 Building Permit Related(MS) HVAC - Proposed New 2-Storey Single Family Dwelling with finished basement and Integral Garage. Existing SFD House will be demolished. See 18 243303 DM for Demo application Closed
Aug 7, 2019 New Building Revision # 01 - East Chimney Removed, Revision to Terrace Structural Foundation- Caissons in place of Helical Piers.Proposed New 2-Storey Single Family Dwelling with finished basement and Integral Garage. Existing SFD House will be demolished. See 18 243303 DM for Demo application New build
Jul 25, 2019 Building Permit Related (DR) Drain - Proposal to construct a new 3-storey dwelling with an integral 2-car garage, front porch, rear deck, finished basement, rear basement walk-out, & stairs to grade. Closed
Apr 29, 2019 Other(SR) REV01: changes to retaining wallORIGINAL PERMIT: Proposal to reconstruct an existing retaining wall to an existing sfd-detached. Closed
Apr 10, 2019 Demolition Proposal to demolish existing sfd and construct new 3 storey detached dwelling. Demolition
Apr 9, 2019 New Building Proposal to construct a new 3-storey dwelling with an integral 2-car garage, front porch, rear deck, finished basement, rear basement walk-out, & stairs to grade. $100K New build
Apr 9, 2019 Building Permit Related(PS) Plumbing - Proposal to demolish existing sfd and construct new 3 storey detached dwelling. Closed
Apr 9, 2019 Building Permit Related(MS) HVAC - Proposal to demolish existing sfd and construct new 3 storey detached dwelling. Closed
Dec 4, 2018 Demolition Proposed New 2-Storey Single Family Dwelling Detached House, with finished basement and Integral Garage. Existing SFD House will be demolished. See 18 243248 NH for new house construction. Demolition
Dec 3, 2018 Building Permit Related (DR) Drain - Proposed New 2-Storey Single Family with finished basement and Integral Garage. Existing SFD House will be demolished. Closed
Dec 3, 2018 Building Permit Related(PS) Plumbing - Proposed New 2-Storey Single Family Dwelling with finished basement and Integral Garage. Existing SFD House will be demolished. Closed
Jun 8, 2018 Building Permit Related(MS) HVAC - Proposal for interior alterations, underpinning a basement and a rear addition. Closed
Apr 30, 2018 Multiple Projects Revision to layout. Closed
Apr 5, 2018 Building Permit Related (DR) Drain - Proposal for interior alterations, underpinning a basement and a rear addition. Closed
Apr 5, 2018 Building Permit Related(PS) Plumbing - Proposal for interior alterations, underpinning a basement and a rear addition. Closed
Mar 28, 2018 Site Service Replace 30' of straight sewer pipe to PVC $1K Closed
Mar 23, 2018 Back Water Valve (Sewer only) Repair and replace 30' of straight sewer pipe to PVC complete with installation of external chamber (backwater valve)". Closed
Dec 14, 2017 Porch Replacement of existing uncovered front porch and steps $30K Open

The 40 most recent of 109 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
109
City refresh
2026-09-13 10:24
Page built
2026-09-13
Sheet
STR-890