thepermitmap

Street · 3284 of 8,565 by permit count

Building permits on Twentieth St

The City of Toronto has 50 building permits on record for Twentieth St, going back to 1999. Those permits created 1 homes and removed 0, a net change of +1. Declared construction value totals $1.0M. The most recent permit was issued Sep 25, 2025 at 3 Twentieth St.

Permits on record
501999–2025
Declared construction value
$1.0Mas filed, not adjusted
Homes created
1dwelling units
Homes removed
0net +1

Permits issued per year

20002025 (part year)

Most common work

  • Building Permit Related(PS)10 · 20%
  • Multiple Projects7 · 14%
  • Building Permit Related(MS)5 · 10%
  • Building Permit Related (DR)5 · 10%
  • Interior Alterations5 · 10%
  • Back Water Valve (Sewer only)5 · 10%
  • Garage3 · 6%
  • Other(PS)2 · 4%
  • Porch1 · 2%
  • HVAC: SFD/Semi/TH1 · 2%
  • Deck1 · 2%
  • Underpinning1 · 2%

Structures worked on

  • SFD - Detached46 · 92%
  • 2 Unit - Detached2 · 4%
  • SFD Garages1 · 2%
  • Piping(SF):Repair/Rplmt/Add. Pool Drain1 · 2%

Most recent permits

Issued Work What was filed Value Status
Sep 25, 2025 Garage Revision 01: Amend the garage door size from 16' + 8'. Amend the window to a 36" x80" door. Add rigid foam insulation under the cement pad.Proposal for detached garage Closed
Aug 5, 2025 Building Permit Related(PS) Plumbing - Proposal for detached garage Open
Aug 5, 2025 Building Permit Related (DR) Drain - Proposal for detached garage Open
May 2, 2025 Garage Proposal for detached one car garage at rear of property. $150K Closed
Oct 1, 2024 Multiple Projects Proposal for basement interior alterations and new deck. $20K Closed
Aug 15, 2024 Garage Proposal to build a new detached garage at the rear of the existing dwelling. $50K Closed
Apr 25, 2024 Interior Alterations Proposal for interior alterations to remove a load bearing wall in an existing SFD-detached dwelling. $8K Closed
Jul 19, 2023 Porch Construct wood front porch overtop existing concrete front porch with roof over entire porch $15K Open
Aug 4, 2022 Deck build a new deck $30K Closed
Jul 5, 2022 Back Water Valve (Sewer only) Back water valve and sump pump Closed
Feb 18, 2022 Multiple Projects Revision 01: Deviation to the structural framing.Proposal for a rear two storey addition, a new full second storey above the existing ground floor, and a new rear deck. Closed
Feb 7, 2022 Back Water Valve (Sewer only) Closed
Dec 31, 2021 Building Permit Related(MS) HVAC - Proposed 2nd storey addition to exist'g home and 1st flr interior alterations. Closed
Dec 24, 2021 Building Permit Related (DR) Drain - Proposed 2nd storey addition to exist'g home and 1st flr interior alterations. Closed
Dec 24, 2021 Multiple Projects Proposed 2nd storey addition to exist'g home and 1st flr interior alterations. New front porch $300K Closed
Dec 24, 2021 Building Permit Related(PS) Plumbing - Proposed 2nd storey addition to exist'g home and 1st flr interior alterations. Closed
Aug 5, 2021 Building Permit Related (DR) Drain - Proposal for a rear two storey addition, a new full second storey above the existing ground floor, and a new rear deck. Closed
Aug 5, 2021 Building Permit Related(PS) Plumbing - Proposal for a rear two storey addition, a new full second storey above the existing ground floor, and a new rear deck. Closed
Aug 5, 2021 Building Permit Related(MS) HVAC - Proposal for a rear two storey addition, a new full second storey above the existing ground floor, and a new rear deck. Closed
Mar 18, 2021 HVAC: SFD/Semi/TH New mechanical system and new ducting system $15K Closed
Feb 3, 2021 Interior Alterations Interior alterations to basement to create a second unit and new side covered deck to existing dwelling $60K Closed
Feb 3, 2021 Building Permit Related(PS) Plumbing - Interior alterations to basement to create a second unit to existing dwelling Closed
Aug 30, 2019 Building Permit Related (DR) Drain - Proposal to underpin the basement, and the basement will remain unfinished Closed
Aug 30, 2019 Building Permit Related(PS) Plumbing - Proposal to underpin the basement, and the basement will remain unfinished Closed
Aug 29, 2019 Underpinning Proposal to underpin the basement, and the basement will remain unfinished $60K Closed
Nov 19, 2018 Back Water Valve (Sewer only) Proposal to install a back water valve. Closed
Jul 24, 2017 Multiple Projects Proposal to construct a 1 storey addition and deck at the rear of an existing 2 storey SFD-detached dwelling. $60K Closed
Jul 24, 2017 Building Permit Related(MS) HVAC - Proposal to construct a 1 storey addition and deck at the rear of an existing 2 storey SFD-detached dwelling. Closed
Apr 18, 2017 Back Water Valve (Sewer only) Back Water Valve (Sewer only) Closed
Mar 22, 2016 Building Permit Related (DR) Drain - Interior Alterations to bathroom renovation on the ground floor and location of vanity is cganging and demolition of a non-load bearing partitions in the basement and installation of non-load bearing partions in the basemenet. Closed
Mar 22, 2016 Interior Alterations Interior Alterations to bathroom renovation on the ground floor and location of vanity is changing and demolition of a non-load bearing partitions in the basement and installation of non-load bearing partions in the basemenet. $5K Closed
Mar 22, 2016 Building Permit Related(PS) Plumbing - Interior Alterations to bathroom renovation on the ground floor and location of vanity is cganging and demolition of a non-load bearing partitions in the basement and installation of non-load bearing partions in the basemenet. Closed
Sep 5, 2014 Back Water Valve (Sewer only) Back Water Valve (Sewer only) Closed
Aug 13, 2014 Building Permit Related(MS) HVAC - Proposal to construct second storey addition with interior ground floor alterations. Open
Aug 5, 2014 Building Permit Related(PS) Plumbing - Interior alterations to first and second floors, basement finishing, enlarging window, enlarging dormer on second floor and creating additional bedroom. Open
Aug 5, 2014 Multiple Projects Interior alterations to first and second floors, basement finishing, enlarging window, enlarging dormer on second floor and creating additional bedroom. $80K Open
Jun 2, 2014 Multiple Projects Proposal to construct second storey addition with interior ground floor alterations. $150K Open
Jun 2, 2014 Building Permit Related(PS) Plumbing - Proposal to construct second storey addition with interior ground floor alterations. Open
Oct 28, 2013 Multiple Projects Proposal to enclose existing front porch and to build a new basement walkout at rear. $15K Closed
Jun 28, 2013 Building Permit Related(PS) Plumbing - Proposed interior alterations to ground & second floor on an existing (2) storey detached single Closed

The 40 most recent of 50 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
50
City refresh
2026-09-12 10:24
Page built
2026-09-12
Sheet
STR-278