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20 Widmer St

20 Widmer St is in Wellington Place, on the City's Heritage Register. It's outside TRCA flood hazard areas and there are 17 planning applications nearby (eight under review, seven under appeal, one hearing on Nov 25, one other).

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

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Key findings
  • 3 building permits in the last 5 years.
  • It is individually designated under the Ontario Heritage Act (Part IV).
  • Outside TRCA flood hazard areas.
  • 17 planning applications within 250 m: eight under review, seven under appeal, one hearing on Nov 25, one other.
  • Lead in tap-water samples is higher than average in postal area M5V.
Building permits3in the last 5 years
Applications nearby17active, within 250 m
Flood hazardOutsideTRCA mapping
HeritagePart IVCity Heritage Register
Richmond StSpadina AveKing StAdelaide StQueen StWidmer StJohn StBlue Jays WayPeter StCharlotte StMercer StNelson StDuncan StPearl StEd Mirvish WaySimcoe St123456789101112Map data: City of Toronto (Toronto Centreline)Richmond StQueen StKing StAdelaide StWellington StWidmer StJohn StBlue Jays WayPeter StCharlotte StMercer StNelson StDuncan StPearl St123456789101112Map data: City of Toronto (Toronto Centreline)
The red dot is 20 Widmer St. The circle shows 250 metres, about a 3-minute walk. Numbers match the applications in “What’s changing nearby”.

03The building

ItemFindingPrecisionSource
Building orders and noticesNone on recordThis addressBuilding Construction/Demolition Violations
Building permits, last 5 years3 permitsThis addressBuilding Permits · 8 on record

3 building permits in the last 5 years, for 1 project. For comparison, about 1 in 10 Toronto addresses had any permit in that time. Permits show work the City approved; they don't show work done without a permit.

Short-term rentalNot registeredThis addressShort Term Rentals Registration
Heritage statusPart IV · King-Spadina HCD HCDThis addressHeritage Register

It is individually designated under the Ontario Heritage Act (Part IV). Changes to its heritage features need a heritage permit from the City.

Permit history: 2 projects from 8 permits
  • Alternative Solution · completed Jul 17, 2025
    Proposal alternative solution for exit exposure · Permit 25 184847
  • Demolition, addition and more · completed Nov 25, 2025
    Interior Alterations in connection with Permit No. 18 206002 BLD, HVA PLB REVISION - reconstruct a portion of the roofProposed demolition of existing rear addition, interior… · 7 permits in this project (such as building, plumbing and heating) · Permit 18 206002

04Risks and environment

ItemFindingPrecisionSource
River flood hazardOutsideThis addressTRCA Regulation mapping 2025
Lake shoreline hazardOutsideThis addressTRCA Regulation mapping 2025
TRCA regulated areaOutsideThis addressTRCA Regulation mapping 2025

TRCA's maps show this address is outside the areas that could flood from rivers in a major storm (TRCA plans for a storm like Hurricane Hazel in 1954) and outside lake shoreline hazards. Basement flooding from overloaded sewers can still happen anywhere in the city.

Lead in tap-water tests, postal area M5V9.4% of tests above Ontario's limitYour area · M5VNon Regulated Lead Sample · 32 tests, May 22, 2014 to Aug 26, 2025

In postal area M5V, 3 of 32 home tap-water samples (9.4%) tested above Ontario's limit for lead (10 micrograms per litre). Across Toronto, 2.0% of samples did, so M5V is higher than the city overall. Health Canada recommends a stricter limit of 5 micrograms per litre: 4 samples here (12%) were above it. These are voluntary tests, mostly from older homes, so they don't tell you about this house. Lead comes from old pipes and plumbing, not the City's treatment plants. If your home was built before the mid-1950s, you can get a free test kit by calling 311.

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

01What’s changing nearby

17 active planning applications within 250 m (about a 3-minute walk): eight under review, seven under appeal, one hearing on Nov 25, one other. That's more than at 9 in 10 Toronto addresses.

  1. 1
    261 Richmond St W · 29 m away
    Official Plan / Rezoning: a request to change the Official Plan or zoning so something new can be built

    It has been appealed to the Ontario Land Tribunal (formerly the OMB), which will make the final decision.

    Zoning By-law Amendment application to permit a mixed-use development including two buildings, 37 and 42 storeys in height (131.0 metres and 145.2 metres, respectively, including mechanical penthouses). Proposed uses include two levels of…
    File 19 144266 STE 10 OZ · submitted Apr 24, 2019 · City record
  2. 2
    261 Richmond St W · 29 m away
    Subdivision: a request to divide land into new lots and streets

    City planners are reviewing it. Residents can comment before a decision is made.

    File 21 184321 STE 10 SB · submitted Jul 14, 2021 · City record
  3. 3
    142 John St · 34 m away
    Subdivision: a request to divide land into new lots and streets

    City planners are reviewing it. Residents can comment before a decision is made.

    File 21 184321 STE 10 SB · submitted Jul 14, 2021 · City record
  4. 4
    142 John St · 34 m away
    Official Plan / Rezoning: a request to change the Official Plan or zoning so something new can be built

    It has been appealed to the Ontario Land Tribunal (formerly the OMB), which will make the final decision.

    Zoning By-law Amendment application to permit a mixed-use development including two buildings, 37 and 42 storeys in height (131.0 metres and 145.2 metres, respectively, including mechanical penthouses). Proposed uses include two levels of…
    File 19 144266 STE 10 OZ · submitted Apr 24, 2019 · City record
  5. 5
    263 Richmond St W · 35 m away
    Subdivision: a request to divide land into new lots and streets

    City planners are reviewing it. Residents can comment before a decision is made.

    File 21 184321 STE 10 SB · submitted Jul 14, 2021 · City record
  6. 6
    263 Richmond St W · 35 m away
    Official Plan / Rezoning: a request to change the Official Plan or zoning so something new can be built

    It has been appealed to the Ontario Land Tribunal (formerly the OMB), which will make the final decision.

    Zoning By-law Amendment application to permit a mixed-use development including two buildings, 37 and 42 storeys in height (131.0 metres and 145.2 metres, respectively, including mechanical penthouses). Proposed uses include two levels of…
    File 19 144266 STE 10 OZ · submitted Apr 24, 2019 · City record
  7. 7
    156 John St · 40 m away
    Site Plan: City review of the design and layout of a new building

    City planners are reviewing it. Residents can comment before a decision is made.

    Proposed change of use from office to a hotel occupancy with ground floor modifications.
    File 26 134340 STE 10 SA · submitted Mar 25, 2026 · City record
  8. 8
    259 Richmond St W · 48 m away
    Subdivision: a request to divide land into new lots and streets

    City planners are reviewing it. Residents can comment before a decision is made.

    File 21 184321 STE 10 SB · submitted Jul 14, 2021 · City record
  9. 9
    259 Richmond St W · 48 m away
    Official Plan / Rezoning: a request to change the Official Plan or zoning so something new can be built

    It has been appealed to the Ontario Land Tribunal (formerly the OMB), which will make the final decision.

    Zoning By-law Amendment application to permit a mixed-use development including two buildings, 37 and 42 storeys in height (131.0 metres and 145.2 metres, respectively, including mechanical penthouses). Proposed uses include two levels of…
    File 19 144266 STE 10 OZ · submitted Apr 24, 2019 · City record
  10. 10
    267 Richmond St W · 52 m away
    Official Plan / Rezoning: a request to change the Official Plan or zoning so something new can be built

    It has been appealed to the Ontario Land Tribunal (formerly the OMB), which will make the final decision.

    Zoning By-law Amendment application to permit a mixed-use development including two buildings, 37 and 42 storeys in height (131.0 metres and 145.2 metres, respectively, including mechanical penthouses). Proposed uses include two levels of…
    File 19 144266 STE 10 OZ · submitted Apr 24, 2019 · City record
  11. 11
    267 Richmond St W · 52 m away
    Subdivision: a request to divide land into new lots and streets

    City planners are reviewing it. Residents can comment before a decision is made.

    File 21 184321 STE 10 SB · submitted Jul 14, 2021 · City record
  12. 12
    132 John St · 54 m away
    Subdivision: a request to divide land into new lots and streets

    City planners are reviewing it. Residents can comment before a decision is made.

    File 21 184321 STE 10 SB · submitted Jul 14, 2021 · City record
Short-term rentals nearby261 registered homesWithin 250 mShort Term Rentals Registration

261 homes within 250 m are registered with the City as short-term rentals (stays of less than 28 days, like Airbnb). That's more than at almost all Toronto addresses.

Development Applications; Committee of Adjustment Applications; Short Term Rentals Registration.

02City services

ItemFindingPrecisionSource
Garbage daySee calendarThis addressSolid Waste Collection Schedule
City councillorAusma MalikWard 10Councillor_Malik@toronto.ca · 416-392-4044

05Quick answers about 20 Widmer St

Is 20 Widmer St in a flood plain?

No. TRCA maps it outside river flood and lake shoreline hazard areas. Basement flooding from sewers can still happen anywhere. Source: TRCA Regulation mapping 2025.

What is being built near 20 Widmer St?

There are 17 active planning applications within 250 metres (eight under review, seven under appeal, one hearing on Nov 25, one other). The closest is at 261 Richmond St W, 29 m away. Source: Development Applications; Committee of Adjustment Applications.

Has 20 Widmer St been renovated?

Yes. The City has 8 building permits on record, 3 in the last 5 years. Source: Building Permits.

Is 20 Widmer St a heritage property?

Yes. It is individually designated under the Ontario Heritage Act (Part IV). Changes to its heritage features need a heritage permit from the City. Source: Heritage Register.

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

06From the archives

Toronto Curling & Skating Rink, Adelaide St. W., n.w. cor. present Widmer St.; Interior.
1880 · 48 m awayToronto Curling & Skating Rink, Adelaide St. W., n.w. cor. present Widmer St.; Interior. Courtesy of Toronto Public Library
Toronto Curling And Skating Rink, Adelaide St. W., n.w. cor. present Widmer St.; Interior.
1879 · 48 m awayToronto Curling And Skating Rink, Adelaide St. W., n.w. cor. present Widmer St.; Interior. Courtesy of Toronto Public Library
Corner of Peter St. and Adelaide St., looking north-east
1972 · 97 m awayCorner of Peter St. and Adelaide St., looking north-eastCity of Toronto Archives, Fonds 2032, Series 841, File 78, Item 3
No. 340 Adelaide Street West at Peter Street
1950 · 97 m awayNo. 340 Adelaide Street West at Peter StreetCity of Toronto Archives, Fonds 1231, Item 108
Corner of Peter St. and Adelaide St., looking north-west
1972 · 97 m awayCorner of Peter St. and Adelaide St., looking north-westCity of Toronto Archives, Fonds 2032, Series 841, File 76, Item 3
Corner of Peter St. and Adelaide St., looking south-west
1972 · 97 m awayCorner of Peter St. and Adelaide St., looking south-westCity of Toronto Archives, Fonds 2032, Series 841, File 78, Item 1
Corner of Peter St. and Adelaide St., looking south-east
1972 · 97 m awayCorner of Peter St. and Adelaide St., looking south-eastCity of Toronto Archives, Fonds 2032, Series 841, File 78, Item 2
View of a tavern with Mansard roof on Adelaide Street at Peter Street
1984 · 97 m awayView of a tavern with Mansard roof on Adelaide Street at Peter StreetCity of Toronto Archives, Fonds 1526, File 6, Item 23
Peter Street north from south side of Adelaide Street
1949 · 97 m awayPeter Street north from south side of Adelaide StreetCity of Toronto Archives, Fonds 200, Series 372, Subseries 58, Item 1962

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

20 Widmer St, Toronto M5V: permits, flood risk and what's planned nearby · My Address in Toronto