thepermitmap

Street · 5358 of 8,567 by permit count

Building permits on Frost St

The City of Toronto has 21 building permits on record for Frost St, going back to 1997. Those permits created 4 homes and removed 0, a net change of +4. Declared construction value totals $173K. The most recent permit was issued Jun 8, 2026 at 70 Frost St.

Permits on record
211997–2026
Declared construction value
$173Kas filed, not adjusted
Homes created
4dwelling units
Homes removed
0net +4

Permits issued per year

20062026 (part year)

Most common work

  • Building Permit Related(PS)5 · 24%
  • Second Suite (New)4 · 19%
  • Back Water Valve (Sewer only)4 · 19%
  • Backflow Prevention Devices (Water only)2 · 10%
  • Interior Alterations2 · 10%
  • Multiple Projects2 · 10%
  • Accessory Building(s)1 · 5%
  • Building Permit Related(MS)1 · 5%

Structures worked on

  • SFD - Detached13 · 62%
  • 2 Unit - Detached6 · 29%
  • Other1 · 5%
  • SFD - Semi-Detached1 · 5%

Most recent permits

Issued Work What was filed Value Status
Jun 8, 2026 Building Permit Related(PS) Plumbing - Alterations on the main floor, adding a washroom on the main floor, removal of load bearing wall and adding 2 bathrooms in the basement. Closed
May 22, 2026 Interior Alterations Alterations on the main floor, adding a washroom on the main floor, removal of load bearing wall and adding 2 bathrooms in the basement. $23K Closed
Dec 16, 2025 Multiple Projects Proposal for 2 enlarged windows, below grade entrance. $15K Closed
Oct 15, 2025 Second Suite (New) Proposal to finish basement as 2nd Dwelling Unit. $45K Closed
Oct 15, 2025 Building Permit Related(PS) Plumbing - Proposal to finish basement as 2nd Dwelling Unit. Closed
Oct 2, 2025 Second Suite (New) Proposal to finish basement as 2nd Dwelling Unit. $45K Closed
Oct 2, 2025 Building Permit Related(PS) Plumbing - Proposal to finish basement as 2nd Dwelling Unit. Closed
May 20, 2022 Multiple Projects Rev 01: Proposal to enlarge proposed deck and construct a canopy. Proposed one storey rear addition and two storey side addition with integral garage. Proposed new decks, porch, balcony. Closed
Aug 25, 2020 Building Permit Related(MS) HVAC - Proposed one storey rear addition and two storey side addition with integral garage. Proposed new decks, porch, balcony. Closed
Jul 21, 2020 Building Permit Related(PS) Plumbing - Proposed one storey rear addition and two storey side addition with integral garage. Proposed new decks, porch, balcony and secondary suite. Closed
Jun 15, 2020 Second Suite (New) Proposing new secondary suite in the basement, replacing existing window and self closing door on first floor $20K Closed
Sep 24, 2019 Accessory Building(s) Proposal to construct a gazebo in the rear yard. $12K Open
Oct 20, 2017 Back Water Valve (Sewer only) Proposal to install a back water valve. Closed
Aug 7, 2013 Back Water Valve (Sewer only) Back Water Valve (Sewer only) installation. $2K Closed
Jul 29, 2013 Back Water Valve (Sewer only) Back Water Valve (Sewer only) $2K Closed
Jul 16, 2013 Back Water Valve (Sewer only) Installation of 4" mainline backwater valve ML-4693 (Full Port) to sanitary line $3K Closed
Apr 2, 2013 Backflow Prevention Devices (Water only) To install 1 Backwatwer Valve on 4" sanitary line (inside), at the basement floor level, also install a Sump Pump. $5K Open
Oct 29, 2009 Backflow Prevention Devices (Water only) Proposed 4-inch mainline backwater valve in basement of dwelling. $2K Closed
May 8, 2007 Second Suite (New) New second suite in basement of existing single-family dwelling.**REVISION - window size in basement and install an automatic door closer on the fire rated door** Open
Apr 20, 2006 Building Permit Related(PS) Plumbing - to create a second suite in basement - Second Suite (New) Open
May 28, 1997 Interior Alterations INT. ALTS./WALKOUT TO DAY CARE CENTRE Closed

The 21 most recent of 21 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
21
City refresh
2026-09-13 10:24
Page built
2026-09-13
Sheet
STR-374