Toronto address · Ward 13, Toronto Centre
180 Seaton St
The City of Toronto has 8 building permits since 2017 and 1 Committee of Adjustment file on record for this address.
Building permits
Every permit the City lists for this address since 2017, and any still open from before, newest first.
- Closed
Small residential project · Multiple projects
REVISION 02 REVISION TO PERMIT NUMBER: 22 203132 BLD 01 FOR LAYOUT CHANGE Rev01- Revision to exist permit 22 203132 bld 00 sr, revising underpinnig stages & removal of exist masory columns replace with built-up posts.Proposed underpinning of existing basement and interior alterations with required vertical and horizontal fire separations to create a secondary suite in the basement
Applied Feb 22, 2024 · issued Mar 7, 2024 · completed Jul 24, 2024 · Permit 22 203132 BLD (revision 02)
- Closed
Plumbing
Plumbing - Proposed underpinning of existing basement and interior alterations with required vertical and horizontal fire separations to create a secondary suite in the basement
Applied Sep 29, 2023 · issued Oct 20, 2023 · completed Jul 24, 2024 · Permit 22 203132 PLB
- Closed
Drains and site services
Drain - Proposed underpinning of existing basement and interior alterations with required vertical and horizontal fire separations to create a secondary suite in the basement
Applied Sep 29, 2023 · issued Oct 20, 2023 · completed Dec 5, 2023 · Permit 22 203132 DRN
- Closed
Small residential project · Multiple projects
Rev01- Revision to exist permit 22 203132 bld 00 sr, revising underpinnig stages & removal of exist masory columns replace with built-up posts.Proposed underpinning of existing basement and interior alterations with required vertical and horizontal fire separations to create a secondary suite in the basement
Applied Sep 27, 2023 · issued Oct 10, 2023 · completed Jul 24, 2024 · Permit 22 203132 BLD (revision 01)
- Closed
Small residential project · Addition(s)
REVISION - revised foundationConstruct one storey Sunroom at the rear of Existing Single Family Dwelling Detached House.
Applied Jan 3, 2023 · issued Jan 13, 2023 · completed Sep 21, 2023 · Permit 22 218236 BLD (revision 01)
- Closed
Small residential project · Addition(s)
Construct one storey Sunroom at the rear of Existing Single Family Dwelling Detached House.
Applied Oct 17, 2022 · issued Dec 5, 2022 · completed Sep 21, 2023 · Permit 22 218236 BLD
- Closed
Small residential project · Multiple projects
Proposed underpinning of existing basement and interior alterations with required vertical and horizontal fire separations to create a secondary suite in the basement
Applied Sep 13, 2022 · issued Jul 12, 2023 · completed Jul 24, 2024 · 1 home added · Permit 22 203132 BLD
- Closed
Small residential project · Walk-Out stair
Proposal to construct new basement walkout
Applied Aug 17, 2021 · issued Jan 25, 2022 · completed Jun 3, 2022 · Permit 21 199440 BLD
Committee of Adjustment
This address's applications to the City's Committee of Adjustment since 2017, and any still open. A minor variance asks for a small exception to the zoning by-law, such as a little more height or a smaller setback; a consent divides a lot or grants an easement.
- Closed
Minor variance · Other
To legalize and to maintain the existing basement suite constructed without an authorized building permit in the existing two-storey, two-unit detached dwelling.
Decision: Approved (hearing Jun 14, 2023)
Filed Dec 21, 2022 · File A0201/23TEY
What’s planned nearby
Development sites within 500 m
- Under review
14 storeys · 137 homes · Mixed use
180 m away · Site plan · Under review · filed Oct 18, 2021
- Under review
47 storeys · 619 homes · Residential
190 m away · Site plan · Under review · filed Sep 16, 2022
- Under review
10 storeys · Residential
240 m away · Condominium · Under review · filed Oct 26, 2021
- Under review
107 homes · Residential
250 m away · Condominium · Under review · filed Oct 27, 2021
- Under review
10 storeys · 60 homes · Mixed use
250 m away · Site plan · Under review · filed Jul 4, 2025
- Under review
40 storeys · 693 homes · Residential
260 m away · Site plan · Under review · filed Dec 30, 2024
Neighbours’ Committee of Adjustment files within 250 m
320 Ontario St · Minor variance
To alter the existing two-storey detached dwelling by constructing a rear two-storey addition with a ground floor covered deck. The existing rear one-storey addition and rear deck will be demolished.
100 m away · filed Apr 10, 2025 · Approved
401 Dundas St E · Minor variance
To alter the development standards (as approved under Site Specific Zoning By-law 770-2023), for a new 14-storey mixed-use building, by increasing the gross floor area, and building height.
200 m away · filed Apr 18, 2024 · Approved
268 Seaton St · Minor variance
To convert the existing two-and-one-half-storey rowhouse into a 12-room rooming house by constructing a rear third storey addition with a balcony.
220 m away · filed Feb 8, 2024 · Approved
394 Dundas St E · Minor variance
To permit the existing two-storey rowhouse into a rooming house (a total of 5 suites) through interior alterations. Also, to maintain the existing rear one-storey ancillary building (detached garage), in the rear yard, abutting the laneway.
160 m away · filed Aug 14, 2023 · Approved
272 Berkeley St · Minor variance
To permit three secondary suites (one within the basement, one on the second level, and one on the third level) in the existing semi-detached dwelling, which were constructed without an authorized building permit. Also, to permit a rear outdoor staircase, as well as a rear landing with stairs at the ground floor level. The existing rear deck and balconies will be demolished.
190 m away · filed Jun 9, 2023 · Approved
384 Ontario St · Minor variance
To permit the third floor rear addition to the existing two-and-one-half-storey semi-detached dwelling, and a rooftop deck that were constructed without an authorized building permit.
220 m away · filed Apr 21, 2023 · Approved
238 Berkeley St · Consent
To obtain consent to sever the lot into six residential lots and to create a new easements/rights-of-way for servicing purposes.
250 m away · filed Mar 10, 2023 · Approved
238 Berkeley St · Minor variance
To construct a four-storey townhouse dwelling with a front integral garage, a front fourth floor balcony, a rear second floor deck, and rear Juliet balconies on the third and fourth floors.
250 m away · filed Mar 10, 2023 · Approved
From the City of Toronto’s open data: building permits (active, and cleared since 2017), Committee of Adjustment applications and address points, this record updated Sep 29, 2026, and the development sites from its Development Applications data. Contains information licensed under the Open Government Licence – Toronto. Construction cost estimates and contractors’ names are left out on purpose, and nothing here names an owner.