Street · 537 of 8,567 by permit count
Building permits on Alton Ave
The City of Toronto has 312 building permits on record for Alton Ave, going back to 1999. Those permits created 3 homes and removed 0, a net change of +3. Declared construction value totals $5.3M. The most recent permit was issued Aug 28, 2026 at 10 Alton Ave.
- Permits on record
- 3121999–2026
- Declared construction value
- $5.3Mas filed, not adjusted
- Homes created
- 3dwelling units
- Homes removed
- 0net +3
Permits issued per year
20002026 (part year)
Most common work
Structures worked on
Most recent permits
| Issued | Work | What was filed | Value | Status |
|---|---|---|---|---|
| Aug 28, 2026 | Inside and Outside Drains | REV01: Proposed revision additional work includes the replacement of private side lead water service to new 1" copper type k service from curb stop/water key to inside of houseProposal to install a back water valve and bathroom drain alterations. | — | Open |
| Jun 19, 2026 | Building Permit Related (DR) | Drain - Proposed basement underpinning and interior alterations. | — | Open |
| Jun 19, 2026 | Building Permit Related(PS) | Plumbing - Proposed basement underpinning and interior alterations. | — | Open |
| Jun 19, 2026 | Multiple Projects | Proposed basement underpinning and interior alterations. | $40K | Open |
| Jun 19, 2026 | Party Wall Admin Permits | Proposed admin party wall for work being done at 124 Alton Ave (application # 26-185587 BLD 00 S | $1K | Open |
| Apr 15, 2026 | Building Permit Related(PS) | Plumbing - PROPOSED INTERIOR ALTERATIONS TO BASEMENT, MAIN FLOOR AND SECOND FLOOR LAYOUTS, NEW REAR WINDOWS AND SKYLIGHT ON MAIN FLOOR, ALTERATIONS TO STAIRS ON MAIN FLOOR. | — | Open |
| Apr 15, 2026 | Interior Alterations | PROPOSED INTERIOR ALTERATIONS TO BASEMENT, MAIN FLOOR AND SECOND FLOOR LAYOUTS, NEW REAR WINDOWS AND SKYLIGHT ON MAIN FLOOR, ALTERATIONS TO STAIRS ON MAIN FLOOR. | $90K | Open |
| Feb 26, 2026 | Back Water Valve (Sewer only) | Proposal to install a backwater valve. | — | Closed |
| Feb 12, 2026 | Accessory Building(s) | Proposal to demo existing shed and construct a new shed. | $1K | Closed |
| Nov 5, 2025 | Building Permit Related(MS) | HVAC - Proposed rear second floor addition. | — | Open |
| Oct 7, 2025 | Interior Alterations | Proposal for interior alterations on ground floor. | $15K | Closed |
| Oct 7, 2025 | Building Permit Related(PS) | Plumbing - Proposed rear second floor addition. | — | Closed |
| Oct 7, 2025 | Building Permit Related(PS) | Plumbing - Proposal for interior alterations on ground floor. | — | Closed |
| Oct 7, 2025 | Party Wall Admin Permits | Party wall permit for work at 91 Alton Ave | — | Open |
| Oct 7, 2025 | Addition(s) | Proposed rear second floor addition. | $35K | Open |
| Aug 29, 2025 | Accessory Building(s) | Proposal to demolish existing shed and rebuild a new one storey shed. | $1K | Closed |
| May 8, 2025 | Finishing Basements | Proposal for finished basement | $10K | Closed |
| May 8, 2025 | Building Permit Related(PS) | Plumbing - Proposal for finished basement | — | Closed |
| Mar 27, 2025 | Addition(s) | Proposal for building 2 partition between existing structure to enclose front porch. | $5K | Open |
| Dec 19, 2024 | Interior Alterations | Proposal for building 2 partition between existing structure to enclose front porch. | $5K | Closed |
| Dec 12, 2024 | Building Permit Related(MS) | HVAC - Proposal to lower the basement, interior alterations, and construct a two storey rear addition with a front basement walkout and rear deck | — | Open |
| Dec 2, 2024 | Addition(s) | Proposal to enclose existing covered porch | $5K | Closed |
| Nov 29, 2024 | Addition(s) | Enclosing an existing porch. | $5K | Closed |
| Nov 4, 2024 | Building Permit Related(PS) | Plumbing - Proposal to lower the basement, interior alterations, and construct a two storey rear addition with a front basement walkout and rear deck | — | Open |
| Nov 4, 2024 | Multiple Projects | Proposal to lower the basement, interior alterations, and construct a two storey rear addition with a front basement walkout and rear deck | $240K | Open |
| Oct 17, 2024 | Back Water Valve (Sewer only) | Proposal for a backwater valve installation. | — | Open |
| Oct 15, 2024 | Back Water Valve (Sewer only) | Proposal to Install Back water Valve on sanitary line | — | Open |
| Oct 4, 2024 | Back Water Valve (Sewer only) | Proposed installation of Back Water Valve on sewer line outside of the house. | — | Open |
| Apr 22, 2024 | Interior Alterations | REVISION 01: To replace existing back room as structural wood framing was rotting and Sonotube footings had shifted. New foundation wall extended to 4ft below grade 24 in thick as per engineer's instructions.Construct new deck, rooftop deck and interoor alterations, finished basement w/bench footing | — | Closed |
| Mar 18, 2024 | Multiple Projects | Revision 01: changes to the inertior alterationsProposal to contruct rear 2 storey addition, plus interior alterations | — | Open |
| Mar 11, 2024 | Building Permit Related (DR) | Drain - Proposal to contruct rear 2 storey addition, plus interior alterations | — | Closed |
| Mar 11, 2024 | Building Permit Related(PS) | Revision 01: changes to the inertior alterationsPlumbing - Proposal to contruct rear 2 storey addition, plus interior alterations | — | Closed |
| Feb 28, 2024 | Party Wall Admin Permits | PARTY WALL PERMIT ADMINISTRATIVE PERMIT ADJACENT TO 170 ALTON AVENUE PERMITNUMBER # 23 155767 | — | Closed |
| Oct 18, 2023 | Building Permit Related(MS) | HVAC - Proposal to alter the existing semi-detached home by constructing a 3rd floor addition on top of the existing roof and interior alterations | — | Closed |
| Oct 5, 2023 | Other(SR) | Proposal to alter the existing semi-detached home by constructing a 3rd floor addition on top of the existing roof and interior alterations | $200K | Closed |
| Oct 4, 2023 | Building Permit Related(PS) | Plumbing - Proposal to alter the existing semi-detached home by constructing a 3rd floor addition on top of the existing roof and interior alterations | — | Closed |
| Oct 4, 2023 | Party Wall Admin Permits | Party Wall Admin Permit to allow 180 Alton Ave to perform work at the party wall as indicated in the submitted permit | — | Open |
| Aug 22, 2023 | Building Permit Related (DR) | Drain - Construct new deck, rooftop deck and interoor alterations, finished basement w/bench footing | — | Closed |
| Aug 22, 2023 | Building Permit Related(PS) | Plumbing - Construct new deck, rooftop deck and interoor alterations, finished basement w/bench footing | — | Closed |
| Aug 14, 2023 | Building Permit Related(MS) | HVAC - Construct inteiror alterations, finished basement w/bench footing | — | Closed |
The 40 most recent of 312 permits on record. Figures come from the City’s active and cleared permit datasets, refreshed daily — what that covers, and what it misses.