thepermitmap

Street · 816 of 8,567 by permit count

Building permits on De Grassi St

The City of Toronto has 222 building permits on record for De Grassi St, going back to 1991. Those permits created 23 homes and removed 1, a net change of +22. Declared construction value totals $7.8M. The most recent permit was issued Aug 25, 2026 at 179D De Grassi St.

Permits on record
2221991–2026
Declared construction value
$7.8Mas filed, not adjusted
Homes created
23dwelling units
Homes removed
1net +22

Permits issued per year

20002026 (part year)

Most common work

  • Building Permit Related(PS)46 · 21%
  • Interior Alterations26 · 12%
  • Building Permit Related(MS)21 · 9%
  • Multiple Projects21 · 9%
  • Back Water Valve (Sewer only)20 · 9%
  • Building Permit Related (DR)15 · 7%
  • Party Wall Admin Permits14 · 6%
  • Deck11 · 5%
  • Other(SR)10 · 5%
  • Unknown7 · 3%
  • Addition(s)6 · 3%
  • New Building4 · 2%

Structures worked on

  • SFD - Semi-Detached123 · 55%
  • SFD - Detached39 · 18%
  • SFD - Townhouse36 · 16%
  • Unknown7 · 3%
  • Converted House5 · 2%
  • Multiple Unit Building4 · 2%
  • Mixed Use/Res w Non Res3 · 1%
  • 2 Unit - Detached2 · 1%
  • SFD: P/D/F/E/R Drains2 · 1%
  • Other1 · 0%

Most recent permits

Issued Work What was filed Value Status
Aug 25, 2026 Building Permit Related(PS) Plumbing - INTERIOR RENOVATION OF MAIN AND SECOND FLOORS Open
Aug 25, 2026 Interior Alterations INTERIOR RENOVATION OF MAIN AND SECOND FLOORS $150K Open
Aug 19, 2026 Building Permit Related(MS) HVAC - Proposal to underpining and finish existing basement within existing semi-detached single family dwelling. Open
Aug 18, 2026 Deck PROP. GROUND & THIRD FLOOR REAR DECK $15K Open
Jul 31, 2026 Back Water Valve (Sewer only) Proposal to install back water valve and battery back up system. Open
Jul 6, 2026 Building Permit Related(PS) Plumbing - Proposal for interior alterations to 2nd and 3rd floor Open
Jul 3, 2026 Interior Alterations Proposal for interior alterations to 2nd and 3rd floor $100K Open
Dec 3, 2025 Party Wall Admin Permits Admin permit for the work at 222 De Grassi St. - see permit 25 258821 Open
Dec 3, 2025 Underpinning Proposal to underpin the existing rear storage room in the basement of the existing semi-detached single family dwelling. $15K Open
Aug 12, 2025 Party Wall Admin Permits Party wall administrative permit for work relating to 224 De Grassi St. Open
Aug 12, 2025 Underpinning Proposal to underpining and finish existing basement within existing semi-detached single family dwelling. $45K Open
Aug 12, 2025 Building Permit Related(PS) Plumbing - Proposal to underpin and finish existing basement within existing semi-detached single family dwelling. Open
Aug 12, 2025 Building Permit Related (DR) Drain - Proposal to underpin and finish existing basement within existing semi-detached single family dwelling. Open
Jun 26, 2025 Deck Proposal for deck in rear yard $9K Closed
Jun 25, 2025 Building Permit Related(MS) REVISION - revised drawings, 2nd suiteHVAC - Ground floor addition on a concrete foundation with a full interior alteration to the ground floor, second floor addition, basement underpinning with a full interior alteration. Open
Jun 6, 2025 Multiple Projects Rev 02 (as bubbled) - Sturctural revisions in basement, ground floor and second floor, new fire rated walls in ground floor, and addition to second floor area (57.48 sq. m)Proposed second suite in basementGround floor addition on a concrete foundation with a full interior alteration to the ground fl Open
May 30, 2025 Deck Proposal for deck in rear yard $9K Closed
May 23, 2025 Building Permit Related(PS) Plumbing - Proposed interior alterations to remove water damage drywall and batt insulation, proide new roxul insulation and 2 layers type x drywall for party wall, construct new powder room on second-floor and third-floor, and relocate laundry from third-floor to second-floor. Open
May 23, 2025 Interior Alterations Proposed interior alterations to remove water damage drywall and batt insulation, proide new roxul insulation and 2 layers type x drywall for party wall, construct new powder room on second-floor and third-floor, and relocate laundry from third-floor to second-floor. $50K Open
May 20, 2025 Building Permit Related(PS) Rev. 01- Revision related to the second floor addition. - See 24 208802 BLD 02 SR.Plumbing - Ground floor addition on a concrete foundation with a full interior alteration to the ground floor, second floor addition, basement underpinning with a full interior alteration. Open
Feb 7, 2025 Other(SR) Rev 01 - Renovate the basement.Proposal to replace and increase the size of the door at the rear of an existing SFD-detached dwelling. Open
Oct 15, 2024 Building Permit Related(MS) HVAC - Proposal to construct a new third storey rear addition over existing second floor of an existing semi-detached single family dwelling. See ZAP 2024 190181 ZAP 00 ZR and Administrative Party Wall Permit for 222 De Grassi Street. Closed
Sep 16, 2024 Building Permit Related (DR) Drain - Ground floor addition on a concrete foundation with a full interior alteration to the ground floor, second floor addition, basement underpinning with a full interior alteration. Closed
Sep 10, 2024 Addition(s) Proposal to construct a new third storey rear addition over existing second floor of an existing semi-detached single family dwelling. See ZAP 2024 190181 ZAP 00 ZR and Administrative Party Wall Permit for 222 De Grassi Street. $45K Closed
Sep 10, 2024 Building Permit Related(PS) Plumbing - PROPOSAL TO CONSTRUCT A 3rd STOREY REAR ADDITION OVER EXISTING 2nd FLOOR OF EXISTING SINGLE FAMILYSEMI-DETACHED DWELLING. SEE ZAP 24 190181 ZAP 00 ZR AND PARTY WALL ADMIN PERMIT FOR 222 DE GRASSI ST. Closed
Sep 10, 2024 Party Wall Admin Permits Administrative Party Wall Permit in conjunction with work being carried out at 224 De Grassi Street, under Building Permit 2024 206222 BLD 00 SR. Open
Jul 4, 2024 Building Permit Related(PS) Rev 01 - To add a backflow valve and a sump pump to the existing basementPlumbing - proposal to add 3 piece washroom to the basement Closed
Jul 2, 2024 Garage Proposal to construct an attached garage at the side of an existing SFD-detached dwelling. $9K Open
Feb 29, 2024 Interior Alterations proposal to add 3 piece washroom to the basement $25K Closed
Feb 23, 2024 Building Permit Related (DR) Drain - Small residential projects, Single Family Dwelling (SFD) semi detached, Proposal to lower the existing basement via underpinning, unfinished basement renovation. Underpinning linear 50m. Drainage 60m. Slab on Grade 50m2 Closed
Feb 23, 2024 Party Wall Admin Permits Party wall admin permit related to permit # 24 112180 BLD 00 SR for address 57 De Grassi St $1K Closed
Feb 23, 2024 Multiple Projects Proposal to lower the existing basement via underpinning, unfinished basement renovation. $80K Closed
Feb 8, 2024 Building Permit Related(PS) Plumbing - Small residential projects, Single Family Dwelling (SFD) semi detached, Proposal to lower the existing basement via underpinning, unfinished basement renovation. Underpinning linear 50m. Drainage 60m. Slab on Grade 50m2 Closed
Jan 30, 2024 Interior Alterations Proposed interior alterations to the basement to add a new laundry room and washroom in an existing single family semi-detached dwelling. $25K Closed
Jan 30, 2024 Building Permit Related(PS) Plumbing - Proposed interior alterations to the basement to add a new laundry room and washroom in an existing single family semi-detached dwelling. Closed
Sep 14, 2023 Building Permit Related(MS) HVAC - Proposal to demolish the rear addition and construct a new 2 storey addition at the rear of an existing 2 storey SFD-semi dwelling. See also 23 138191 ZAP. Open
Jun 14, 2023 Addition(s) Proposal to demolish the rear addition and construct a new 2 storey addition at the rear of an existing 2 storey SFD-semi dwelling. See also 23 138191 ZAP. $20K Open
Jun 14, 2023 Building Permit Related(PS) Plumbing - Proposal to demolish the rear addition and construct a new 2 storey addition at the rear of an existing 2 storey SFD-semi dwelling. See also 23 138191 ZAP. Open
Feb 2, 2023 Building Permit Related(PS) Plumbing - Interior alterations through dwelling, upgrade to plumbing, electrical and HVAC Open
Dec 31, 2022 Interior Alterations Interior alterations through dwelling, upgrade to plumbing, electrical and HVAC $175K Open

The 40 most recent of 222 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
222
City refresh
2026-09-13 10:24
Page built
2026-09-13
Sheet
STR-063