thepermitmap

Street · 4829 of 8,567 by permit count

Building permits on Mariposa Ave

The City of Toronto has 26 building permits on record for Mariposa Ave, going back to 2000. Those permits created 4 homes and removed 0, a net change of +4. Declared construction value totals $832K. The most recent permit was issued Apr 20, 2026 at 53 Mariposa Ave.

Permits on record
262000–2026
Declared construction value
$832Kas filed, not adjusted
Homes created
4dwelling units
Homes removed
0net +4

Permits issued per year

20002026 (part year)

Most common work

  • Back Water Valve (Sewer only)5 · 19%
  • Building Permit Related(MS)4 · 15%
  • Multiple Projects3 · 12%
  • Building Permit Related(PS)3 · 12%
  • Accessory Building(s)2 · 8%
  • Addition(s)2 · 8%
  • Garage2 · 8%
  • New Laneway / Rear Yard Suite1 · 4%
  • Interior Alterations1 · 4%
  • Addition to Existing Building1 · 4%
  • Other(SR)1 · 4%
  • Carport1 · 4%

Structures worked on

  • SFD - Detached15 · 58%
  • SFD - Semi-Detached5 · 19%
  • Laneway / Rear Yard Suite3 · 12%
  • 3+ Unit - Semi-detached3 · 12%

Most recent permits

Issued Work What was filed Value Status
Apr 20, 2026 Back Water Valve (Sewer only) Proposal to install a backwater valve Open
Jun 13, 2025 Garage REV 01: PROPOSAL TO TO INCREASE AREA OF GARAGE TO 40.0 SQM.PROPOSED DETACHED REAR GARAGE Closed
May 20, 2025 Accessory Building(s) Detached rear (laneway) garage $25K Closed
Jun 4, 2024 Back Water Valve (Sewer only) Proposed backwater valve installation. Closed
Apr 28, 2024 Back Water Valve (Sewer only) Installation of a backwater valve Closed
Mar 18, 2024 Interior Alterations Proposal for interior alterations and convert exisitng semi to a 3 unit dwelling. $150K Closed
Mar 18, 2024 Building Permit Related(PS) Plumbing - Proposal for interior alterations and convert exisitng semi to a 3 unit dwelling. Closed
Mar 18, 2024 Building Permit Related(MS) HVAC - Proposal for interior alterations and convert exisitng semi to a 3 unit dwelling. Closed
Jan 19, 2023 Back Water Valve (Sewer only) iNSTALL bACK WATER VALVE Closed
Aug 31, 2021 Multiple Projects Proposal for a rear one storey addition with a flat roof, shoring + foundation w/sump pit, new mechanical w/ in-floor heating, move basement stair and new kitchen + finishes. $250K Closed
Feb 23, 2021 Building Permit Related(MS) HVAC - To alter existing rear garage to two storey laneway suite containing two units Closed
Feb 4, 2021 Back Water Valve (Sewer only) Proposal to install a backwater valve on the sanitary line in an existing SFD-semi dwelling. Closed
Nov 9, 2020 Building Permit Related(PS) Plumbing - To alter existing rear garage to two storey laneway suite containing two units Closed
Oct 19, 2020 New Laneway / Rear Yard Suite To alter existing rear garage to two storey laneway suite containing two units $250K Closed
Jan 15, 2019 Accessory Building(s) PROPOSED: SHED IN THE BACKYARD $5K Open
Aug 22, 2018 Building Permit Related(MS) HVAC - Proposal to construct a 1 storey rear addition Open
Aug 22, 2018 Addition(s) Proposal to construct a 1 storey rear addition $15K Open
Aug 19, 2014 Multiple Projects Revision: To add an elevated deckTo construct two storey rear addition . Existing second floor steps to grade at rear to remain. Open
Nov 2, 2005 Addition(s) one storey addition and deck NOV. 2/05-revision to roof and interior layout Closed
Nov 24, 2003 Multiple Projects Addition & interior alterations and 2 decks to single family dwelling $100K Closed
Nov 24, 2003 Building Permit Related(PS) Plumbing - Addition & interior alterations and 2 decks to single family dwelling - Multiple Projects Closed
Nov 24, 2003 Building Permit Related(MS) HVAC - Addition & interior alterations and 2 decks to single family dwelling - Multiple Projects Closed
May 6, 2003 Garage garage at rear of property $10K Closed
Feb 11, 2003 Carport demolish existing garage and build a carport w/shed $10K Closed
Aug 27, 2002 Other(SR) covered canopy of existing patio $3K Closed
Jul 25, 2000 Addition to Existing Building ENCLOSE FRONT PORCH $14K Closed

The 26 most recent of 26 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
26
City refresh
2026-09-13 10:24
Page built
2026-09-13
Sheet
STR-275