thepermitmap

Street · 2707 of 8,565 by permit count

Building permits on Castleton Ave

The City of Toronto has 66 building permits on record for Castleton Ave, going back to 2002. Those permits created 15 homes and removed 0, a net change of +15. Declared construction value totals $3.4M. The most recent permit was applied for Jul 14, 2026 at 16 Castleton Ave.

Permits on record
662002–2026
Declared construction value
$3.4Mas filed, not adjusted
Homes created
15dwelling units
Homes removed
0net +15

Permits issued per year

20022026 (part year)

Most common work

  • Building Permit Related(PS)15 · 23%
  • Building Permit Related(MS)13 · 20%
  • Multiple Projects7 · 11%
  • Interior Alterations4 · 6%
  • New Laneway / Rear Yard Suite4 · 6%
  • Back Water Valve (Sewer only)4 · 6%
  • Building Permit Related (DR)4 · 6%
  • New Building4 · 6%
  • Garage2 · 3%
  • Backflow Prevention Devices (Water only)2 · 3%
  • Demolition2 · 3%
  • Unspecified1 · 2%

Structures worked on

  • SFD - Detached32 · 48%
  • SFD - Semi-Detached10 · 15%
  • Laneway / Rear Yard Suite9 · 14%
  • 3+ Unit - Detached7 · 11%
  • Apartment Building3 · 5%
  • 2 Unit - Detached2 · 3%
  • Repair Garage2 · 3%
  • Unspecified1 · 2%

Most recent permits

Issued Work What was filed Value Status
Jul 14, 2026 New Laneway / Rear Yard Suite PROPOSED NEW TWO STOREY LANEWAY SUITE $100K Open
Nov 13, 2025 Back Water Valve (Sewer only) Backwater valve installation Closed
Feb 6, 2025 Multiple Projects REVISION 01: EXTERIOR WALL ASSEMBLY REVISED FROM STUD FRAME TO CONCRETE BLOCK. REVISION TO INTERIOR UNIT CONFIGURATION, Underpinning, New Foundation Walls.Proposal for new 2nd and 3rd floor additions, front/side addition, interior alterations, 2nd and 3rd floor front and rear balconies and convert e Closed
Jan 29, 2025 New Laneway / Rear Yard Suite Construction of laneway suite, See Also ZAP 23 176824 $500K Closed
Jan 29, 2025 Building Permit Related(PS) Plumbing - Construction of laneway suite, See Also ZAP 23 176824 Closed
Jan 29, 2025 Building Permit Related(MS) HVAC - Construction of laneway suite, See Also ZAP 23 176824 Closed
Jan 23, 2025 Unspecified Deferred Fees from folder 24 254637 (RSN-5561662) ZoningProcess RSN 76332278 Open
Jan 8, 2025 Back Water Valve (Sewer only) Proposed backwater valve install Closed
Dec 6, 2024 Building Permit Related(PS) Plumbing - Proposal for new 2nd and 3rd floor additions, front/side addition, interior alterations, 2nd and 3rd floor front and rear balconies and convert existing dwelling into a fourplex.See also 23 176445 ZAP. Closed
Dec 6, 2024 Building Permit Related(MS) REVISION 01: EXTERIOR WALL ASSEMBLY REVISED FROM STUD FRAME TO CONCRETE BLOCK. REVISION TO INTERIOR UNIT CONFIGURATION. HVAC - Proposal for new 2nd and 3rd floor additions, front/side addition, interior alterations, 2nd and 3rd floor front and rear balconies and convert existing dwelling into a four Closed
May 15, 2023 New Laneway / Rear Yard Suite Proposed New Laneway / Rear Yard Suite proposed 1 unit two storey dwelling at the rear of property. $400K Closed
May 15, 2023 Building Permit Related(PS) Plumbing - Proposed New Laneway / Rear Yard Suite proposed 1 unit two storey dwelling at the rear of property. Closed
May 15, 2023 Building Permit Related(MS) HVAC - Proposed New Laneway / Rear Yard Suite proposed 1 unit two storey dwelling at the rear of property. Closed
May 15, 2023 Building Permit Related (DR) Drain - Proposed New Laneway / Rear Yard Suite proposed 1 unit two storey dwelling at the rear of property. Closed
May 15, 2023 Multiple Projects Proposal to construct a duplex and undergo interior alterations. ***Two inspectors required to attend site (one Senior if available)****** Threatening owner***** $48K Open
May 15, 2023 Building Permit Related(PS) Plumbing - Proposal to construct a secondary suite and undergo interior alterations. ***Two inspectors required to attend site (one Senior if available)****** Threatening owner***** Open
Nov 25, 2021 New Laneway / Rear Yard Suite Proposal to construct a new laneway suite. $350K Closed
Nov 25, 2021 Multiple Projects Proposal for ground floor addition, second and third storey addition to an existing one storey SFD, and underpinning.To be converted to a duplex + Laneway suite. $625K Closed
Nov 25, 2021 Building Permit Related(PS) Plumbing - Proposal to construct a new laneway suite. Closed
Nov 25, 2021 Building Permit Related(MS) HVAC - Proposal to construct a new laneway suite. Closed
Nov 25, 2021 Building Permit Related(MS) HVAC - Proposal for ground floor addition, second and third storey addition to an existing one storey SFD, and underpinning.To be converted to a duplex + Laneway suite. Closed
Oct 27, 2020 Building Permit Related(MS) Rev 01 - Interior alteration to create additional unit in basement from storage/office, to change dryers to ventless type and to add corridor ventilation fan.HVAC - Proposal for interior alterations to all 17 units within the existing 2 storey apartment building Closed
Oct 20, 2020 Back Water Valve (Sewer only) Proposal to install a back water valve Closed
Oct 14, 2020 Garage Proposed to demolish the existing garage and to build a new detached garage to the existing single family dwelling. $15K Closed
Aug 18, 2020 Back Water Valve (Sewer only) Proposal for install Backwater valve for existing sfd-semi Closed
Aug 7, 2020 Interior Alterations REV02: fire alarm Open
Dec 6, 2019 Building Permit Related(PS) Plumbing - Proposal for interior alterations to all 17 units within the existing 2 storey apartment building Closed
Apr 19, 2018 Interior Alterations Proposal to constuct a side entrance door $10K Closed
Aug 14, 2017 Building Permit Related(PS) Plumbing - Proposed interior alteration and rear 2 storey addition and new front porch to existing single family detached dwelling. Closed
Aug 14, 2017 Building Permit Related(MS) HVAC - Proposed interior alteration and rear 2 storey addition and new front porch to existing single family detached dwelling. Closed
Aug 14, 2017 Multiple Projects Proposed interior alteration and rear 2 storey addition and new front porch to existing single family detached dwelling. $250K Open
Feb 19, 2016 Building Permit Related(MS) HVAC - Construct rear 2nd floor addition and rear 2nd floor deck Closed
Nov 26, 2015 Multiple Projects Construct rear 2nd floor addition and rear 2nd floor deck $45K Closed
Nov 26, 2015 Building Permit Related(PS) Plumbing - Construct rear 2nd floor addition and rear 2nd floor deck Closed
Nov 2, 2015 Building Permit Related(MS) HVAC - Permit to demolish 1 1/2 storey single family detached dwelling and construct new 2 storey semi-detached single family dwelling with covered porch & basement walkout on newly severed lot. Closed
Nov 2, 2015 Building Permit Related(MS) HVAC - Permit to demolish 1 1/2 storey single family detached dwelling and construct new 2 storey semi-detached single family dwelling with covered porch & basement walkout on newly severed lot. Closed
Nov 2, 2015 Building Permit Related(MS) HVAC - Permit to demolish existing 1 1/2 storey detached dwelling & construct new 2 storey single family detached dwelling with covered porch. Closed
Oct 21, 2015 Demolition Permit to demolish 1 1/2 storey single family detached dwelling and construct new 2 storey semi-detached single family dwelling with covered porch & basement walkout on newly severed lot. Demolition
Oct 21, 2015 Building Permit Related(PS) Plumbing - Permit to demolish 1 1/2 storey single family detached dwelling and construct new 2 storey semi-detached single family dwelling with covered porch & basement walkout on newly severed lot. Closed
Oct 21, 2015 Building Permit Related (DR) Drain - Permit to demolish 1 1/2 storey single family detached dwelling and construct new 2 storey semi-detached single family dwelling with covered porch & basement walkout on newly severed lot. Closed

The 40 most recent of 66 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
66
City refresh
2026-09-12 10:24
Page built
2026-09-12
Sheet
STR-394