thepermitmap

Street · 1737 of 8,565 by permit count

Building permits on Gwynne Ave

The City of Toronto has 112 building permits on record for Gwynne Ave, going back to 1996. Those permits created 6 homes and removed 1, a net change of +5. Declared construction value totals $1.9M. The most recent permit was issued Aug 24, 2026 at 60 Gwynne Ave.

Permits on record
1121996–2026
Declared construction value
$1.9Mas filed, not adjusted
Homes created
6dwelling units
Homes removed
1net +5

Permits issued per year

20012026 (part year)

Most common work

  • Building Permit Related(PS)29 · 26%
  • Building Permit Related(MS)14 · 13%
  • Interior Alterations12 · 11%
  • Multiple Projects9 · 8%
  • Party Wall Admin Permits9 · 8%
  • Building Permit Related (DR)8 · 7%
  • Underpinning6 · 5%
  • Addition(s)5 · 4%
  • Back Water Valve (Sewer only)5 · 4%
  • Other(SR)4 · 4%
  • Garage2 · 2%
  • Unknown2 · 2%

Structures worked on

  • SFD - Townhouse50 · 45%
  • SFD - Semi-Detached21 · 19%
  • SFD - Detached19 · 17%
  • Converted House9 · 8%
  • 2 Unit - Detached8 · 7%
  • 2 Unit - Townhouse2 · 2%
  • Unknown2 · 2%
  • Duplex1 · 1%

Most recent permits

Issued Work What was filed Value Status
Aug 24, 2026 Building Permit Related(PS) Plumbing - Proposed new two storey rear addition with new second floor rear balcony, underpinning, interior alterations and conversion to two family dwelling with proposed new basement apartment.See also 26 167899 ZAP Open
Aug 24, 2026 Building Permit Related(MS) HVAC - Proposed new two storey rear addition with new second floor rear balcony, underpinning, interior alterations and conversion to two family dwelling with proposed new basement apartment.See also 26 167899 ZAP Open
Aug 24, 2026 Multiple Projects Proposed new two storey rear addition with new second floor rear balcony, underpinning, interior alterations and conversion to two family dwelling with proposed new basement apartment.See also 26 167899 ZAP $70K Open
Apr 12, 2026 Party Wall Admin Permits Proposal for party wall admin permit to 37 Gwynne Ave Open
Apr 7, 2026 Multiple Projects Proposal for underpinning and interior alterations in basement $45K Open
Apr 7, 2026 Building Permit Related (DR) Drain - Proposal for underpinning and interior alterations in basement Open
Apr 7, 2026 Building Permit Related(PS) Plumbing - Proposal for underpinning and interior alterations in basement Open
Jul 16, 2025 Back Water Valve (Sewer only) Backwater valve for single family dwelling. Closed
Nov 13, 2024 Addition(s) Revision 01 - Revision to permit 21 237092 BLD 00 - addition of two windows on south side---------------------------------------------------------------------------------Two storey rear addition on an existing two storey house, with third floor addition over parts of bothnew and existing, basement s Closed
Jan 22, 2024 Building Permit Related(PS) Plumbing - Two storey rear addition on an existing two storey house, with third floor addition over parts of bothnew and existing, basement secondary suite. Closed
Jan 22, 2024 Building Permit Related(MS) HVAC - Two storey rear addition on an existing two storey house, with third floor addition over parts of bothnew and existing, basement secondary suite. Closed
Nov 14, 2023 Building Permit Related(MS) HVAC - Reconstruct two storey rear portion, reconstruct one storey addition at rear with second floor above, two storey rear addition, interior alterations, underpinning Closed
Nov 2, 2023 Multiple Projects REVISION 01 TO BUILDING PERMIT 23 158757 BLD TO REVISE INTERIORLAYOUT ON ALL FLOORS AND NEW GROUND FLOOR REAR CANOPY ///RECONSTRUCT 2 STOREY REAR PORTION, RECONSTRUCT 1 STOREY AT REAR WITH 2nd FLOOR ABOVE, NEW 2 STOREY REAR ADDITION, INTERIOR ALTERATIONS, & UNDERPINNING TO EXISTING SINGLE FAMILY DWE Closed
Oct 25, 2023 Party Wall Admin Permits Admin permit for the work at 73 Gwynne see 23 190242 Closed
Oct 25, 2023 Addition(s) Proposed rear addition $20K Closed
Oct 25, 2023 Building Permit Related(PS) Plumbing - Proposed rear addition Closed
Aug 24, 2023 Building Permit Related (DR) Drain - Basement underpinning, plumbing and drain. Closed
Aug 24, 2023 Party Wall Admin Permits Admin permit for the work at 73 Gwynne ave see permit 23 190242 Closed
Aug 24, 2023 Underpinning Basement underpinning, plumbing and drain. $20K Closed
Aug 24, 2023 Building Permit Related(PS) Plumbing - Basement underpinning, plumbing and drain. Closed
Jun 13, 2023 Building Permit Related(PS) Plumbing - RECONSTRUCT 2 STOREY REAR PORTION, RECONSTRUCT 1 STOREY AT REAR WITH 2nd FLOOR ABOVE, NEW 2 STOREY REAR ADDITION, INTERIOR ALTERATIONS, & UNDERPINNING TO EXISTING SINGLE FAMILY DWELLING (ROWHOUSE). ALSO SEE ZAP 22 213130, COA, & PARTY WALL ADMIN PERMITS AT 42 & 46 GWYNNE AVE. Closed
Jun 13, 2023 Building Permit Related (DR) Drain - RECONSTRUCT 2 STOREY REAR PORTION, RECONSTRUCT 1 STOREY AT REAR WITH 2nd FLOOR ABOVE, NEW 2 STOREY REAR ADDITION, INTERIOR ALTERATIONS, & UNDERPINNING TO EXISTING SINGLE FAMILY DWELLING (ROWHOUSE). ALSO SEE ZAP 22 213130, COA, & PARTY WALL ADMIN PERMITS AT 42 & 46 GWYNNE AVE. Closed
Jun 13, 2023 Party Wall Admin Permits PARTY WALL ADMIN PERMIT IN CONNECTION TO UNDERPINNING WORK AT 44 GWYNNE AVE (23 158757 BLD 00 SR) $1K Open
Jun 13, 2023 Party Wall Admin Permits PARTY WALL ADMIN PERMIT IN CONNECTION TO UNDERPINNING & FOUNDATION WORK AT 44 GWYNNE AVE (23 158757 BLD 00 SR) $1K Open
Feb 24, 2023 Other(SR) Propoasl to install solar PV system on roof. $25K Open
Aug 11, 2022 Addition(s) Demolish the existing one storey laundry room and construct a rear two storey addition plus unfinished basement room. $100K Open
Aug 11, 2022 Building Permit Related(PS) Plumbing - Demolish the existing one storey laundry room and construct a rear two storey addition plus unfinished basement room. Open
Aug 11, 2022 Building Permit Related(MS) HVAC - Demolish the existing one storey laundry room and construct a rear two storey addition plus unfinished basement room. Open
Jul 5, 2022 Building Permit Related (DR) Drain - BASEMENT UNDERPINNING, NEW DRAINS, BASEMENT FINISHING. 41.65 LINEAR M OF UNDERPINNING / 63 SQ M OF BASEMENT FINISHING Closed
Jul 5, 2022 Party Wall Admin Permits ADMIN PERMIT FOR PARTY WALL BETWEEN #71 AND #69 GWYNNE AVE. Closed
Jul 5, 2022 Underpinning BASEMENT UNDERPINNING, NEW DRAINS, BASEMENT FINISHING. 41.65 LINEAR M OF UNDERPINNING / 63 SQ M OF BASEMENT FINISHING $50K Open
Jul 5, 2022 Building Permit Related(PS) Plumbing - BASEMENT UNDERPINNING, NEW DRAINS, BASEMENT FINISHING. 41.65 LINEAR M OF UNDERPINNING / 63 SQ M OF BASEMENT FINISHING Open
Jul 4, 2021 Interior Alterations Construct interior alterations to all floors and demolition of addition $300K Closed
Jun 14, 2021 Building Permit Related(MS) HVAC - Proposed interior alterations and basement underpin, rear deck removal, and new front walkout. Linear underpin length 68'. Closed
Apr 16, 2021 Accessory Building(s) Free standing bunkie in the rear yard. The studio will be used for personal use as a home study, kids play area and general quiet space.Proposal reviewed as an ancillary structure - a Shed, not a separate USE. Not to be used to as a human habitation, a dwelling. $50K Closed
Mar 25, 2021 Building Permit Related(PS) Plumbing - New basement entrance and Basement Unit Closed
Mar 25, 2021 Second Suite (New) New basement entrance and Basement Unit $25K Open
Mar 12, 2021 Building Permit Related(PS) Plumbing - Proposal for interior alterations in the existing semi-detached single family dwelling. Open
Mar 12, 2021 Interior Alterations Proposal for interior alterations in the existing semi-detached single family dwelling. $20K Open
Mar 8, 2021 Multiple Projects Revision - 01, new second floor balcony at rear, changed from hydronic to forced air heating, new water tank, change to structural joist direction Proposal to construct two storey rear addition and interior alterations to existing two storey single family dwelling Closed

The 40 most recent of 112 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
112
City refresh
2026-09-12 10:24
Page built
2026-09-12
Sheet
STR-193