thepermitmap

Street · 5904 of 8,567 by permit count

Building permits on Calthorpe Ave

The City of Toronto has 17 building permits on record for Calthorpe Ave, going back to 2003. Those permits created 6 homes and removed 0, a net change of +6. Declared construction value totals $231K. The most recent permit was issued Aug 7, 2026 at 5 Calthorpe Ave.

Permits on record
172003–2026
Declared construction value
$231Kas filed, not adjusted
Homes created
6dwelling units
Homes removed
0net +6

Permits issued per year

20032026 (part year)

Most common work

  • Building Permit Related(PS)6 · 35%
  • Second Suite (New)3 · 18%
  • Multiple Projects2 · 12%
  • Interior Alterations2 · 12%
  • Walk-Out Stair2 · 12%
  • Other(SR)1 · 6%
  • Addition(s)1 · 6%

Structures worked on

  • 2 Unit - Detached14 · 82%
  • SFD - Detached3 · 18%

Most recent permits

Issued Work What was filed Value Status
Aug 7, 2026 Second Suite (New) Proposal for a 2nd unit (Secondary Suite) in the basement of this existing detached SFD. $20K Open
Jul 24, 2026 Other(SR) REV 01: Minor exterior alterations for replacement of basement windows. Proposal for a 2nd unit (Secondary Suite) in the basement of this existing detached SFD. Closed
May 4, 2026 Building Permit Related(PS) Plumbing - Proposal for legalization of as-built basement with minor interior alteration for second dwelling unit, enlargement of one existing window and proposed one new window Open
Apr 22, 2026 Multiple Projects Proposal for legalization of as-built basement with minor interior alteration for second dwelling unit, enlargement of one existing window and proposed one new window $40K Open
Apr 21, 2026 Building Permit Related(PS) Plumbing - Proposed interior alteration for a secondary suite in the basement. SEE RELATED VIOLATION WNP 26-113508 Closed
Mar 26, 2026 Interior Alterations Proposed interior alteration for a secondary suite in the basement. SEE RELATED VIOLATION WNP 26-113508 $40K Closed
May 2, 2024 Interior Alterations Proposed: legalization of as-built washroom on main floor $10K Closed
May 2, 2024 Building Permit Related(PS) Plumbing - Proposed: legalization of as-built washroom on main floor Closed
Apr 2, 2024 Multiple Projects Revision 01. Interior alterations to basement for a second unit and construct internal staircase Closed
Jan 12, 2024 Building Permit Related(PS) Plumbing - Interior alterations to basement for a second unit and construct internal staircase Closed
Nov 21, 2023 Second Suite (New) Proposal to add a second suite in the basement of an existing detached dwelling. $50K Closed
Nov 21, 2023 Building Permit Related(PS) Plumbing - Proposal to add a second suite in the basement of an existing detached dwelling. Closed
Nov 1, 2023 Second Suite (New) Proposal to add a second suite in the basement of an existing detached dwelling. $50K Closed
Nov 1, 2023 Building Permit Related(PS) Plumbing - Proposal to add a second suite in the basement of an existing detached dwelling. Closed
Sep 22, 2023 Walk-Out Stair Proposed below grade entrance $10K Closed
Jul 11, 2023 Walk-Out Stair Rev 01: change location of below grade entrance Closed
May 20, 2003 Addition(s) ADDITION OF UNHEATED SUNROOM AT REAR OF SINGLE FAMILY DWELLING $11K Closed

The 17 most recent of 17 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
17
City refresh
2026-09-13 10:24
Page built
2026-09-13
Sheet
STR-053