Toronto address · Ward 18, Willowdale
4578 Yonge St
The City of Toronto has 4 building permits since 2017 (2 still open) 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.
- Cancelled
Designated structure · Sign building permit related
Permit to erect/maintain existing first party illuminated wall sign on the north building wall in conjunction with a martial arts studio located within the building.**Taekwondo**
Applied Apr 29, 2011 · completed Oct 2, 2019 · Permit 11 184569 DST
- Revision issued
Addition or alteration · Interior alterations
Revise original floor layout. Ontario Traffic Tickets
Applied Oct 29, 2008 · issued Aug 11, 2011 · Permit 08 145807 BLD (revision 01)
- Closed (dormant)
Plumbing
Plumbing - Renovate existing retail shop to accomodate for new prof. office space
Applied Oct 29, 2008 · issued Nov 26, 2008 · completed Jun 8, 2026 · Permit 08 145807 PLB
- Inspections under way
Addition or alteration · Interior alterations
Renovate existing retail shop to accomodate for new prof. office space
Applied Apr 10, 2008 · issued Sep 22, 2008 · Permit 08 145807 BLD
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
48 storeys · 479 homes · Mixed use
260 m away · Rezoning · Under review · filed Feb 6, 2026
- Under review
- Under review
49 storeys · 504 homes · Residential
300 m away · Site plan · Under review · filed May 5, 2025
- Under review
- Under review
51 storeys · 604 homes · Residential
350 m away · Site plan · Under review · filed Nov 12, 2025
- Under review
25-63 Glendora Avenue, 48-60 Avondale Avenue and 17-19 Bales Avenue
26 storeys · Residential
360 m away · Condominium · Under review · filed Nov 7, 2021
Neighbours’ Committee of Adjustment files within 250 m
12 Florence Ave · Minor variance
To convert the existing two-storey detached dwelling into a place of worship.
220 m away · filed Jun 18, 2026 · Approved on condition
4630 Yonge St · Minor variance
To modify the existing convenience store through interior alterations and permit a restaurant use.
50 m away · filed Jun 26, 2025 · Approved
55 Florence Ave · Minor variance
To construct a new detached dwelling with an integral garage. Please note application Nos. B0011/25NY, A0224/25NY and A0300/25NY will be considered jointly. Note: These application were previously deferred at the Committee of Adjustment hearing on October 23, 2025.
230 m away · filed May 13, 2025 · Approved
55 Florence Ave · Consent
To obtain consent to sever the property into two residential lots. Please note application Nos. B0011/25NY, A0224/25NY and A0300/25NY will be considered jointly. Note: These application were previously deferred at the Committee of Adjustment hearing on October 23, 2025.
230 m away · filed May 13, 2025 · Conditional approved
55 Florence Ave · Minor variance
To construct a new detached dwelling with an integral garage. Please note application Nos. B0011/25NY, A0224/25NY and A0300/25NY will be considered jointly. Note: These application were previously deferred at the Committee of Adjustment hearing on October 23, 2025.
230 m away · filed May 13, 2025 · Approved
41 Linelle St · Minor variance
Proposal to construct two storey garden suite.
220 m away · filed Mar 9, 2023 · Approved
61 Franklin Ave · Minor variance
Proposal to construct a new dwelling.
210 m away · filed Nov 9, 2022 · Approved
61 Franklin Ave · Consent
The obtain consent to sever the property into two undersized residential lots.
210 m away · filed Nov 9, 2022 · 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.