thepermitmap

Street · 2901 of 8,565 by permit count

Building permits on Unwin Ave

The City of Toronto has 60 building permits on record for Unwin Ave, going back to 1994. Declared construction value totals $554.8M. The most recent permit was issued Jul 31, 2019 at 55 Unwin Ave.

Permits on record
601994–2019
Declared construction value
$554.8Mas filed, not adjusted
Homes created
0dwelling units
Homes removed
0net +0

Permits issued per year

20012019 (part year)

Most common work

  • New Building9 · 15%
  • Demolition9 · 15%
  • Other(BA)8 · 13%
  • Temporary Structures7 · 12%
  • Certified Tents4 · 7%
  • Building Permit Related(PS)3 · 5%
  • Inside and Outside Drains3 · 5%
  • Backflow Prevention Devices (Water only)2 · 3%
  • Sprinklers2 · 3%
  • Building Permit Related(MS)2 · 3%
  • Addition(s)1 · 2%
  • Interior Demolition1 · 2%

Structures worked on

  • Other26 · 43%
  • Power Plant13 · 22%
  • Industrial9 · 15%
  • Park3 · 5%
  • Group F (< 230 m2)2 · 3%
  • Industrial Manufacturing Plant1 · 2%
  • Storage Room1 · 2%
  • Warehouse1 · 2%
  • Group F (> 230m2)1 · 2%
  • Commercial/Industrial Use1 · 2%
  • Unspecified1 · 2%
  • Unknown1 · 2%

Most recent permits

Issued Work What was filed Value Status
Jul 31, 2019 Other(BA) Proposal for lintel and concrete repair in existing industrial building. $100K Open
Oct 27, 2017 Certified Tents Install 3 certified tents at Cherry Beach from Sunday October 29 to Tuesday Oct 31/17 for MCC V Productions1 - 30'x30' frame tent (Cert# 15-159498) and 1 - 30'x60' frame tents (Cert #15-159498) Closed
Jun 3, 2016 Other(BA) REV 01 - to guard and live load, "Luminato" Closed
May 10, 2016 Temporary Structures Proposal to construct multiple temporary structures to be constructed on May 10, 2016 and dismantled on May 11, 2016 - Private Corporate event. Closed
Sep 17, 2015 Sprinklers Revision 01: convert existing Wet Pipe sprinkler system to Preaction SystemTo convert an existing Wet Pipie Sprinkler System to Dry Pipe Sprinkler System. Open
Sep 9, 2014 Other(BA) Proposal to construct a platform in existing Portlands Energy Centre with a convenience address of 470 Unwin Ave. $36K Open
Aug 22, 2014 Addition(s) Proposal to construct a new building (80' X 90' - shell only) on part of an industrial site that converts or removes waste into sand/water - Greenvac. No hvac/plumbing proposed. $100K Open
Aug 11, 2014 Other Temporary Tents Installation of temporary tent structure for Marina Social Event (Aug, 08 to Aug, 11, 2014) Closed
Jun 25, 2013 Inside and Outside Drains Drain - Proposal to construct two new one-storey buildings for Hydro One: one relay shelter (655m2), and one GIS equipment shelter (989m2).BIN2258 $10K Open
Jun 4, 2013 Other(BA) Proposal to construct platforms in existing Portlands Energy Centre with a convenience address of 470 Unwin Ave. $95K Closed
Feb 25, 2013 Other(BA) Prposal for strengthening of water wash pit grating support system (Portlands Energy Centre-Power Building) $39K Open
Oct 31, 2012 New Building revsion to building permit to add water closet and sink in relay shelter[Proposal to construct two new one-storey buildings for Hydro One: one relay shelter (655m2), and one GIS equipment shelter (989m2).] New build
Oct 31, 2012 Building Permit Related(PS) Plumbing proposal for water closet and sink in relay shelter - interior work.Separate site services permit required for holding tank and cistern proposal.[ Proposal to construct two new one-storey buildings for Hydro One: one relay shelter (655m2), and one GIS equipment shelter (989m2).] Open
Jul 9, 2012 Building Permit Related(MS) HVAC - Proposal to construct two new one-storey buildings for Hydro One: one relay shelter (655m2), and one GIS equipment shelter (973m2). Closed
May 17, 2012 Inside and Outside Drains Drain - Proposal to construct a 1 sty building containing public toilets connected to a septic holding tank. $50K Open
May 17, 2012 Building Permit Related(PS) Plumbing - Proposal to construct a 1 sty building containing public toilets connected to a septic holding tank. Open
May 9, 2012 New Building Proposal to construct a 1 storey building containing private washrooms/changerooms for the "Water Rats" Sailing Club. Convenience address is 4 Regatta Rd. $90K New build
Apr 3, 2012 Alternative Solution Alternative solution application for a class 5 septic tank to be installed for new washrrom facility associated with new recreation site. Closed
Feb 3, 2012 New Building Proposal to construct a 1 sty building containing public toilets connected to a septic holding tank. $800K New build
Apr 6, 2011 Certified Tents Proposal to erect 1 ceritfied tent (10-143761), size 30' x 40', for a film location shoot at Cherry Beach. Setup date March 28, 2011 and dismantle date April 4, 2011. Closed
Feb 24, 2011 Backflow Prevention Devices (Water only) Proposal to install one back flow prevention device to electrical power plant. $5K Open
Dec 15, 2010 Demolition Proposal to demolish existing 8-storey generating facility structure, the "Hearn Power Plant" (20367m2) to the top of the slab. Generating stack to remain.No proposal for replacement building at this point. Demolition
Aug 24, 2010 Backflow Prevention Devices (Water only) permit to install one backflow valve in basement of existing recycling depot. $4K Closed
Sep 16, 2009 Certified Tents Proposal to erect a 40' x 60' temp certified tent. Cert # 06 126897. Sept 26-29/09. Clarke Beach Park. Closed
Sep 8, 2009 Certified Tents Proposal to erect a 20' x 40' temp certified tent. Cert # 06 126881. Sept 26-29/09. Clarke Beach Park. Closed
Sep 1, 2009 Electromagnetic Locks Installation of 2 maglocks on the ground lfoor of this warehouse. The locks are to be installed on the East side of the building, one lock for the lunchroom and tone lock for the warehouse shops. $2K Closed
Jul 15, 2008 New Building Construct a 12' x 20' detached building for a packaged fire pump set to provide weather protection and security to the pumps, valves & controls. $163K New build
Mar 5, 2008 Fire Alarm Fire alarm in connection to BLD 06 166212 $200K Closed
Mar 5, 2008 Sprinklers Sprinklers in connection to BLD 06 166212. $500K Closed
Jan 25, 2008 Building Permit Related(PS) Plumbing - To construct a new gas fire combine cycle power plant. Closed
Jan 25, 2008 Building Permit Related(MS) HVAC - To construct a new gas fire combine cycle power plant. Closed
Jan 25, 2008 New Building To construct a new gas fire combine cycle power plant. Separate permit require for Sprinkler and Stand pipe System. $550.0M New build
Dec 5, 2007 Temporary Structures Construct temporary structure for construction offices. Also see 07 110489, 07 117851, & 07 117859 Closed
Nov 30, 2007 Fixtures/Roof Drains: Other Plumbing stand alone permit for Portlands energy centre - Control Room - 1 kitchen sink, 1 dishwasher, 2 wash basins, 2 water clostes, 4 floor drains $20K Closed
Nov 19, 2007 Interior Demolition Interior Demolition of existing equipment in vacant Hearn Power Plant. Back to base building. Demolition
Nov 14, 2007 Partial Permit - Structural Framing Above grade permit to construct POWER BUILDING and revise foundation (470 Unwin Ave). Closed
Aug 23, 2007 New Building Proposed Hydro Transmission preconstucted accessory structure. See 07-242405 ZAL $400K New build
Apr 17, 2007 Building Permit Related (DR) Drain - inside drains- To construct a new gas fire combine cycle power plant. Closed
Apr 5, 2007 Inside and Outside Drains Revisions to Site Services. Drain - To construct a new gas fire combine cycle power plant. Closed
Mar 30, 2007 Temporary Structures Construct temporary structure for warehousing and storage of construction materials Closed

The 40 most recent of 60 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
60
City refresh
2026-09-12 10:24
Page built
2026-09-12
Sheet
STR-762