Toronto address · Ward 8, Eglinton-Lawrence
12 Rosewell Ave
The City of Toronto has 1 building permit since 2017 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
Drains and site services · Back water valve (Sewer only)
Backwater valve
Applied Sep 12, 2017 · issued Sep 12, 2017 · completed Sep 19, 2017 · Permit 17 231374 DRN
Committee of Adjustment
No applications to the City's Committee of Adjustment for this address since 2017. That's where an owner asks for a minor variance (a small exception to the zoning by-law) or a consent to divide a lot.
What’s planned nearby
Development sites within 500 m
- Under review
40 storeys · 524 homes · Residential
350 m away · Rezoning · Under review · filed Dec 24, 2025
- Under review
24 storeys · 306 homes · Mixed use
370 m away · Site plan · Under review · filed Jun 30, 2022
- Approved
2490-2514 Yonge Street, 10-20 Castlefield Avenue and 567 Duplex Avenue
15 storeys · 161 homes · Mixed use
460 m away · Condominium · Approved · filed May 14, 2025
- Under review
34 storeys · 390 homes · Residential
460 m away · Site plan · Under review · filed Jul 25, 2023
- Under appeal
50-90 Eglinton Avenue West and 17-19 Henning Avenue
58 storeys · 1,206 homes · Residential
490 m away · Rezoning · Under appeal · filed Apr 12, 2024
Neighbours’ Committee of Adjustment files within 250 m
150 Roselawn Ave · Minor variance
To alter the existing two-storey detached dwelling by constructing a two-storey rear addition, in conjunction with changes to the front yard landscaping and driveway.
90 m away · filed May 19, 2026 · Approved
207 St Clements Ave · Minor variance
To construct a one-storey front (vestibule) addition.
130 m away · filed Mar 6, 2026 · Approved
198 Roselawn Ave · Minor variance
To alter the existing three-storey detached dwelling by constructing a rear one-storey addition.
60 m away · filed Dec 9, 2025 · Approved
114 Edith Dr · Minor variance
To alter the existing semi-detached dwelling by constructing a rear second storey addition over the existing first floor.
130 m away · filed Nov 17, 2025 · Approved
701 Oriole Pkwy · Minor variance
To construct a 2 storey rear addition with deck.
240 m away · filed Nov 13, 2025 · Approved
243 St Clements Ave · Minor variance
To construct a two-storey detached dwelling with an integral 2-car garage and rear covered porch.
160 m away · filed Oct 21, 2025 · Approved
120 Castlefield Ave · Minor variance
To alter the existing two-storey semi-detached dwelling by constructing a rear two-storey addition.
80 m away · filed Sep 17, 2025 · Approved
102 Castlefield Ave · Minor variance
To alter the existing driveway, resulting in a reduction in soft landscaping.
100 m away · filed Sep 4, 2025 · 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.