thepermitmap

Street · 3323 of 8,565 by permit count

Building permits on Mountalan Ave

The City of Toronto has 49 building permits on record for Mountalan Ave, going back to 1990. Declared construction value totals $634K. The most recent permit was issued Oct 31, 2023 at 23 Mountalan Ave.

Permits on record
491990–2023
Declared construction value
$634Kas filed, not adjusted
Homes created
0dwelling units
Homes removed
0net +0

Permits issued per year

20102023 (part year)

Most common work

  • Building Permit Related(PS)11 · 22%
  • Multiple Projects8 · 16%
  • Building Permit Related(MS)7 · 14%
  • Party Wall Admin Permits6 · 12%
  • Building Permit Related (DR)4 · 8%
  • Underpinning3 · 6%
  • Back Water Valve (Sewer only)3 · 6%
  • Unknown2 · 4%
  • Fixtures/Roof Drains: SFD1 · 2%
  • Interior Alterations1 · 2%
  • MGO Remediation1 · 2%
  • Porch1 · 2%

Structures worked on

  • SFD - Semi-Detached32 · 65%
  • SFD - Detached15 · 31%
  • Unknown2 · 4%

Most recent permits

Issued Work What was filed Value Status
Oct 31, 2023 Party Wall Admin Permits REV 01 - Underpinning (25.31 ft / 7.72 m) at existing party wall shared between 23 and 25 Mountalan AveParty Wall Admin Permits work done at 25 Mountalan Avenue. Closed
Oct 31, 2023 Underpinning REV 01 - Underpin added to whole basement (length of underpinning 20.04m)To alter the existing two-storey semi-detached dwelling by constructing a new two-storey cantilevered rear addition and a rear ground level covered deck. Closed
Aug 9, 2023 Building Permit Related(MS) HVAC - To alter the existing two-storey semi-detached dwelling by constructing a new two-storey cantilevered rear addition and a rear ground level covered deck. Closed
Aug 4, 2023 Building Permit Related (DR) Drain - To alter the existing two-storey semi-detached dwelling by constructing a new two-storey cantilevered rear addition and a rear ground level covered deck. Closed
Aug 4, 2023 Building Permit Related(PS) Plumbing - To alter the existing two-storey semi-detached dwelling by constructing a new two-storey cantilevered rear addition and a rear ground level covered deck. Closed
Dec 22, 2020 Multiple Projects Proposal for a rear addition to the second storey for a master bedroom, a rear balcony, a new washroom, laundry and home office at the second floor. $45K Open
Dec 22, 2020 Building Permit Related(PS) Plumbing - Proposal for a rear addition to the second storey for a master bedroom, a rear balcony, a new washroom, laundry and home office at the second floor. Open
Oct 23, 2020 Building Permit Related(MS) HVAC - Proposal for 2nd storey addition and interior alterations Closed
Oct 21, 2020 Interior Alterations Revision # 01 - For changes to the basement plan, new stairs and miscellaneous minor revisions in the existing single family dwelling.Proposal for interior alterations to the basement. Closed
Oct 5, 2020 Multiple Projects Revision 01: changes to the basement plan, amended front porch and miscellaneous changes as highlighted - revised EEDS form included.Proposal for 2nd storey addition and interior alterations Closed
Sep 8, 2020 Building Permit Related(PS) Plumbing - Proposal for interior alterations to the basement. Closed
Aug 13, 2020 Party Wall Admin Permits Party wall admin permit related to permit # 20 177116 BLD 00 SR for address 30 Mountalan Ave $1K Closed
Aug 11, 2020 Building Permit Related (DR) Drain - Proposal for 2nd storey addition and interior alterations Closed
Aug 11, 2020 Building Permit Related(PS) Plumbing - Proposal for 2nd storey addition and interior alterations Closed
Jul 20, 2020 Back Water Valve (Sewer only) Proposal to install a backwater valve for existing sfd Closed
Jul 9, 2020 Underpinning Construct underpinning to increase basement height $45K Closed
Jul 9, 2020 Underpinning Construct underpinning to increase basement height $45K Open
Jul 6, 2017 Back Water Valve (Sewer only) Proposal to install a back water valve in main line. Closed
Nov 3, 2016 Building Permit Related(MS) HVAC - Proposal to construct a 2nd storey rear addition and interior alterations to the 2nd floor of the existing single family dwelling. Closed
May 26, 2016 Building Permit Related(PS) Plumbing - Proposal to construct a 2nd storey rear addition and interior alterations to the 2nd floor of the existing single family dwelling. Closed
May 25, 2016 Party Wall Admin Permits Party Wall Admin Permit for construction at 17 Mountalan Ave. 16-158472 BLD 00 SR Closed
May 25, 2016 Multiple Projects Proposal to construct a 2nd storey rear addition and interior alterations to the 2nd floor of the existing single family dwelling. $50K Closed
Nov 25, 2015 Building Permit Related(MS) HVAC - INTERIOR ALTERATIONS & PROPOSED REAR TWO STOREY ADDITION.TOTAL INTERIOR ALT. = 194 SQFT. / 18 SQM.PROPOSED ADDITION GRND & SCND = 332 SQFT. / 31 SQM. Open
Nov 5, 2015 Building Permit Related(PS) Plumbing - Two storey rear addition, new rear deck, underpin existing basement Closed
Nov 5, 2015 Building Permit Related(MS) HVAC - Two storey rear addition, new rear deck, underpin existing basement Closed
Nov 5, 2015 Multiple Projects Two storey rear addition, new rear deck and canopy, underpin existing basement $275K Closed
Oct 29, 2015 Multiple Projects REV #1-REVISE TO ADD FLOOR AREA AT REAR, PORCH FROM ENCLOSED TO COVEREDINTERIOR ALTERATIONS & PROPOSED REAR TWO STOREY ADDITION.TOTAL INTERIOR ALT. = 194 SQFT. / 18 SQM.PROPOSED ADDITION GRND & SCND = 332 SQFT. / 31 SQM. $50K Open
Aug 18, 2015 Back Water Valve (Sewer only) To install (1) Back Water Valve (Sewer only). Closed
Aug 4, 2015 Building Permit Related(PS) Plumbing - INTERIOR ALTERATIONS & PROPOSED REAR TWO STOREY ADDITION.TOTAL INTERIOR ALT. = 194 SQFT. / 18 SQM.PROPOSED ADDITION GRND & SCND = 332 SQFT. / 31 SQM. Open
Jul 30, 2015 Party Wall Admin Permits Party wall administration permit Closed
May 29, 2015 Building Permit Related (DR) Drain - Proposal to underpin the party wall, bench foot the remaining portion of basement and finish basement - includes 4" full port backwater valve on the main line Closed
May 29, 2015 Party Wall Admin Permits Party wall administration permit related to underpinng at 28 Mountalan 15-163174 Closed
May 29, 2015 Multiple Projects Proposal to underpin the party wall, bench foot the remaining portion of basement and finish basement $35K Closed
May 29, 2015 Building Permit Related(PS) Plumbing - Proposal to underpin the party wall, bench foot the remaining portion of basement and finish basement Closed
Mar 6, 2015 Party Wall Admin Permits Party wall admin permit for work at 20 Mountalan Ave 14-194726 SR Closed
Aug 8, 2014 Addition(s) Proposal to construct rear second storey addition and second floor balcony. See CofA decision $15K Closed
Aug 8, 2014 Building Permit Related(PS) Plumbing - Proposal to construct rear second storey addition and second floor balcony. See CofA decision Open
Oct 7, 2013 Fixtures/Roof Drains: SFD Proposal to replace domestic water and sanitary line & stack in existing detached SFD. $5K Closed
Jan 3, 2013 Building Permit Related(MS) HVAC - Proposed minor interior alterations and a new deck located at the rear of existing single family dwelling. Closed
Dec 11, 2012 Building Permit Related(PS) Plumbing - Proposed minor interior alterations and a new deck located at the rear of existing single family dwelling. Closed

The 40 most recent of 49 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
49
City refresh
2026-09-12 10:24
Page built
2026-09-12
Sheet
STR-676