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Address report

423 Yonge St

A registered apartment building built in 1970 with a RentSafe score of 89, outside TRCA flood and shoreline hazard areas, with 15 active development applications within 250 metres.

Data as of Nov 8, 2026 · Every item lists its source

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Key findings
  • RentSafe evaluation score of 89 out of 100 (evaluated Aug 17, 2026).
  • 2 fire code violations recorded in open inspections (most recent opened Oct 29, 2026).
  • Outside TRCA flood and shoreline hazard areas.
  • 15 active development applications and 1 Committee of Adjustment application within 250 m.
RentSafe score89out of 100
Fire code violations2in open inspections
Applications16active within 250 m
Flood hazardOutsideTRCA mapping
La Plante AveHayter StWalton StGranby StMutual StMcGill StGrenville StSheard StChurch StGerrard St EBay StGerrard St WYonge StCarlton StCollege St123456789101112Map data: City of Toronto (Toronto Centreline)
The red circle shows the 250-metre radius used for “Nearby” items. Numbers match the applications listed below.

01The building

ItemFindingPrecisionSource · as of
RentSafe evaluation89 / 100This addressApartment Building Evaluation · evaluated Aug 17, 2026
Building20 storeys · 340 units · built 1970This addressApartment Building Evaluation
Fire code inspections2 violations in open inspectionsThis addressResidential Fire Inspection Results · last opened Oct 29, 2026
Building orders and noticesNone open (2 closed)This addressBuilding Construction/Demolition Violations
Building permits, last 5 years9 permitsThis addressBuilding Permits · 32 on record
Short-term rentalNot registeredThis addressShort Term Rentals Registration
Heritage statusNot on the Heritage RegisterThis addressHeritage Register
Open fire code items (2)
  • Fire department connections · opened Oct 29, 2026
  • Maintenance of closures · opened Oct 29, 2026
Recent permits (8)
  • Building Permit Related(MS) · Closed · Dec 3, 2025
    REV 01 - Revision to match as built.HVAC - Proposal to replace existing AHUs, Cooling Tower and associated condenser water sytem with new heat pumps and energy recovery ventilators serving retail… · Permit 22 114725 HVA
  • Other(BA) · Permit Issued · Dec 2, 2025
    Proposal for replacing existing soffit, install new security screen and pocket · Permit 25 217323 BLD
  • Building Permit Related(MS) · Permit Issued · Dec 2, 2025
    HVAC - Proposal for replacing existing soffit, install new security screen and pocket · Permit 25 217323 HVA
  • Interior Alterations · Permit Issued · Mar 22, 2022
    Proposal to replace existing AHUs, Cooling Tower and associated condenser water sytem with new heat pumps and energy recovery ventilators serving retail tenants (Amato Pizza, Global Gifts &… · Permit 22 114725 BLD
  • Building Permit Related(MS) · Closed · Mar 22, 2022
    HVAC - Proposal to replace existing AHUs, Cooling Tower and associated condenser water sytem with new heat pumps and energy recovery ventilators serving retail tenants (Amato Pizza, Global Gifts &… · Permit 22 114725 HVA
  • Electromagnetic Locks · Closed · Mar 4, 2022
    Installation of Electromagnetic Locks on the 2nd floor doors D08 & D09. · Permit 22 100102 FSU
  • Interior Alterations · Closed · Jan 21, 2022
    Proposal for interior alterations to an existing office on the 2nd floor level in a mixed use building for existing tenant - 'Toronto Community Housing Corp.' · Permit 21 249958 BLD
  • Building Permit Related(MS) · Closed · Jan 21, 2022
    HVAC - Interior alterations to office space on 2nd floor to commercial/residential building · Permit 21 249958 HVA

02Risks and the ground

ItemFindingPrecisionSource · as of
River flood hazardOutsideThis addressTRCA Regulation mapping 2025
Lake shoreline hazardOutsideThis addressTRCA Regulation mapping 2025
TRCA regulated areaOutsideThis addressTRCA Regulation mapping 2025
Basement flooding study areaBFA44Your areaBasement Flooding Study Areas · the City divides all of Toronto into study areas; this names yours, not a risk level
Lead in tap water samples, postal area M5B0 of 12 above 0.01 ppmYour area · M5BNon Regulated Lead Sample · Jun 6, 2014 to Jun 27, 2025

TRCA mapping is for screening, not site-specific decisions. Lead results are voluntary samples from homes in the postal area, not this address.

03What’s changing nearby

  1. 1
    475 Yonge St · 80 m · Official Plan / Rezoning · Council Approved
    Official Plan and Zoning By-law Amendment to facilitate the redevelopment of the site for a 75-storey tower located at the northwestern corner of the Site, and a 78-storey tower located at the southwestern corner of the Site. The proposed…
    File 21 214165 STE 13 OZ · submitted Sep 17, 2021 · City record
  2. 2
    475 Yonge St · 80 m · Site Plan · Under Review
    Site Plan Approval to facilitate the redevelopment of the site for a 75-storey tower located at the northwestern corner of the Site, and a 78-storey tower located at the southwestern corner of the Site. The proposed non-residential gross…
    File 21 214174 STE 13 SA · submitted Sep 17, 2021 · City record
  3. 3
    2 Carlton St · 94 m · Subdivision · Under Review
    Draft Plan of Subdivision to create 6 development blocks.
    File 21 216098 STE 13 SB · submitted Sep 22, 2021 · City record
  4. 4
    2 Carlton St · 94 m · Site Plan · Under Review
    Site Plan application for an 80-storey tower containing 69,448 square metres of residential GFA and 10,037 square metres of non-residential GFA (Non-res GFA includes 2 levels of retail and 5 levels of office space). The proposal consists…
    File 25 179288 STE 13 SA · submitted Jun 18, 2025 · City record
  5. 5
    33 Maitland St · 193 m · Site Plan · Under Review
    Proposed 49-storey tower with 439 dwelling units that incorporates the street-facing volume of the heritage designated 37 Maitland Street structure into the new building podium.
    File 22 203332 STE 13 SA · submitted Sep 14, 2022 · City record
  6. 6
    33 Maitland St · 193 m · Official Plan / Rezoning · OMB Approved
    As further described in the application materials, we are proposing to remove the existing building at 33 Maitland as well as the rear section of 37 Maitland and redevelop the property with a design-forward residential project. The main…
    File 22 203333 STE 13 OZ · submitted Sep 14, 2022 · City record
  7. 7
    373 Yonge St · 194 m · Site Plan · NOAC Issued
    Site Plan Application to permit the construction of a 85-storey mixed-use development. The proposal entails 96,532 m2 of residential GFA and 7,440 m2 non-residential GFA. A total of 1,415 residential units are proposed.
    File 19 113000 STE 13 SA · submitted Feb 7, 2019 · City record
  8. 8
    37 Maitland St · 208 m · Official Plan / Rezoning · OMB Approved
    As further described in the application materials, we are proposing to remove the existing building at 33 Maitland as well as the rear section of 37 Maitland and redevelop the property with a design-forward residential project. The main…
    File 22 203333 STE 13 OZ · submitted Sep 14, 2022 · City record
  9. 9
    510 Yonge St · 215 m · Site Plan · Under Review
    A Site Plan Control application for a 59-storey mixed-use building containing 587 dwelling units.
    File 21 203254 STE 13 SA · submitted Aug 24, 2021 · City record
  10. 10
    510 Yonge St · 215 m · Official Plan / Rezoning · OMB Approved
    An Official Plan Amendment and Zoning By-law Amendment application for a new 59-storey mixed-use building (196.9 metres including the mechanical penthouse) containing 575 dwelling units (including 19 rental replacement units) and 695…
    File 20 207354 STE 13 OZ · submitted Oct 16, 2020 · City record
  11. 11
    512 Yonge St · 218 m · Site Plan · Under Review
    A Site Plan Control application for a 59-storey mixed-use building containing 587 dwelling units.
    File 21 203254 STE 13 SA · submitted Aug 24, 2021 · City record
  12. 12
    512 Yonge St · 218 m · Official Plan / Rezoning · OMB Approved
    An Official Plan Amendment and Zoning By-law Amendment application for a new 59-storey mixed-use building (196.9 metres including the mechanical penthouse) containing 575 dwelling units (including 19 rental replacement units) and 695…
    File 20 207354 STE 13 OZ · submitted Oct 16, 2020 · City record

Development Applications; Committee of Adjustment Applications · 28 registered short-term rentals within 250 m.

04City services

ItemFindingPrecisionSource · as of
Garbage daySee calendarThis addressCollection calendar No Collection
City councillorChris MoiseWard 13Councillor_Moise@toronto.ca · 416-392-7903

05Quick answers about 423 Yonge St

Is 423 Yonge St in a flood plain?

No. It is outside TRCA's mapped flood and shoreline hazard areas. Source: TRCA Regulation mapping 2025.

Does 423 Yonge St have open fire code violations?

2 violations are recorded in open fire inspections, the most recent opened Oct 29, 2026. Source: Residential Fire Inspection Results.

What is being built near 423 Yonge St?

15 active development applications within 250 metres, the closest at 475 Yonge St (80 m). Source: Development Applications.

Answers are generated from the data on this page and update when the data changes.

06From the archives

Yonge St., Queen to College Sts., e. side, s. from Gerrard St. E.
Yonge St., Queen to College Sts., e. side, s. from Gerrard St. E. , 1889. Courtesy of Toronto Public Library. 23 m away.
Yonge St., Queen To College Sts., looking n. from s. of Gerrard St.
Yonge St., Queen To College Sts., looking n. from s. of Gerrard St. , 1955. Courtesy of Toronto Public Library. 23 m away.
Yonge St., Queen to College Sts., e. side, s. from Gerrard St. E.
Yonge St., Queen to College Sts., e. side, s. from Gerrard St. E. , 1889. Courtesy of Toronto Public Library. 23 m away.
Yonge St., Queen To College St., looking s. from Walton St.
Yonge St., Queen To College St., looking s. from Walton St. , 1953. Courtesy of Toronto Public Library. 25 m away.
433 Yonge Street
433 Yonge Street, 1954. City of Toronto Archives, Fonds 200, Series 372, Subseries 58, Item 2489. 57 m away.
409 Yonge Street
409 Yonge Street, 1954. City of Toronto Archives, Fonds 200, Series 372, Subseries 58, Item 2488. 70 m away.
435 Yonge Street
435 Yonge Street, 1954. City of Toronto Archives, Fonds 200, Series 372, Subseries 58, Item 2490. 72 m away.
407 Yonge Street
407 Yonge Street, 1954. City of Toronto Archives, Fonds 200, Series 372, Subseries 58, Item 2487. 82 m away.
Yonge St., Queen To College Sts., e. side, looking s. from Gould St.
Yonge St., Queen To College Sts., e. side, looking s. from Gould St. , 1910. Courtesy of Toronto Public Library. 91 m away.

Photo locations are matched from each photo’s title against City street and address data, so some may be off. Report a wrong location

423 Yonge St, Toronto — address report · My Address in Toronto