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CanPermits · property records report · canpermits.com/address/423-markham-st-toronto

423 Markham St

City of Toronto

Before you make an offer

Here’s what the public record shows about this property.

Buying a home is one of the biggest financial decisions most people make — and some of this is easiest to check before you commit. Every line below is a fact from the City’s open data, not our opinion.

Has this property been altered?
4 building permits on record since 2023, most recently Aug 6, 2024.
View building permit timeline
What’s the zoning here?
R (d0.6) (x735) · as of Feb 20, 2026
What could change around it?
24 active construction records within 250 m of this address.
View nearby construction

Each line is a fact from the City’s open record. Open the full report for the complete timeline, every nearby project, and the assessment detail.

See a real example report

Agents and sellers already check these records. Buyers usually haven’t.

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Sources we check for every address (25 data sources)
  • Building permits
  • Zoning by-law designation
  • Property boundaries (parcel)
  • Planning & environmental constraints
  • Flood plain & conservation regulation (TRCA)
  • Heritage Register status
  • Building footprint & massing
  • Nearest fire station
  • Nearest TTC transit stop
  • Nearest park & green space
  • Street-tree density
  • Building violations & orders
  • Property standards orders (ML&S)
  • Fire safety inspections
  • Rental building condition rating
  • Rent-reduction notices
  • Business licences
  • Short-term rental registrations
  • Multi-tenant (rooming) house licences
  • Sign permits
  • Development applications
  • Committee of Adjustment (zoning variances)
  • Local Appeal Body appeals
  • Food inspections (DineSafe)
  • Liquor licences

Contains information licensed under the Open Government Licence – Toronto.

Contains information licensed under the Open Government Licence – Ontario.

Contains information made available under the Toronto and Region Conservation Authority (TRCA)'s Open Data Licence v 1.0

Source: Statistics Canada, Forward sortation areas, digital boundary file, 2021 Census. Reproduced and distributed on an "as is" basis with the permission of Statistics Canada.

Get the full record

423 Markham St

What you’ll get instantly

  • Full permit history & documents
  • Inspections, orders & violations
  • Zoning, bylaws & exceptions
  • Business licences & past uses
  • Flood, heritage & constraints
  • Excel export

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Money-back guarantee. Full refund if a record is attached to the wrong address, or a permit or order is marked “open” that the City has since closed — email [email protected]. One-time · a 3-day access link is emailed to you.

A presentation of public open-data records, compiled by CanPermits — not an official or certified record, and not affiliated with or endorsed by the City of Toronto.

More — disclaimers & data notice

It draws on the same City open data the municipality publishes, but does not carry the City's certification or legal standing. For an authoritative record — or any legally-binding transaction — order the City of Toronto's official Property Information Report. Not legal, title, or professional advice. Records reflect the most recent data we have ingested and may lag the City's live system.

City open-data records ingested through Jul 5, 2026. Individual sources refresh on their own schedule and may lag the City's live system.

See a personal detail that shouldn’t appear here? Email [email protected] and we’ll remove it.

Building permit timeline

Year-grouped permit history. Permits collapse under each year.

View full permit history
2023
2024

  1. 2024

    1 filing
    View permits (1)

    1. Aug 6, 2024

      HVAC - Proposal for basement walk-out and front porch underpinning

  2. 2023

    3 filings
    View permits (3)

    1. Dec 18, 2023

      Plumbing - Proposal for basement walk-out and front porch underpinning

    2. Aug 2, 2023

      Drain - Proposal for basement walk-out and front porch underpinning

    3. Jun 2, 2023

      NTERIOR RENOVATION AND UNDERPINNING. REVISION TO PERMIT # 22 234511 (370 SM I...

Nearby Construction

Within 250 m

Active and recent construction within 250 m of this address.

37 locations shown

  • 1

    497 Markham St

    Renovation
    42 m
  • 2

    436 Markham St

    Renovation
    44 m
  • 3

    434 Markham St

    Renovation
    49 m
  • 4

    646 Bathurst St

    Renovation
    68 m
  • 5

    HARBORD ST / From: BATHURST ST / To: MARKHAM ST

    Scheduled Construction
    69 m
  • 6

    HARBORD ST / From: MARKHAM ST / To: PALMERSTON BLVD

    Scheduled Construction
    71 m
  • 7

    421 Markham St

    New Build Demolition
    80 m
  • 8

    417 Markham St

    Renovation
    87 m
  • 9

    98 Harbord St

    Renovation
    91 m
  • 10

    464 Markham St

    Renovation
    103 m
  • 11

    HARBORD ST / From: LIPPINCOTT ST / To: BATHURST ST

    Scheduled Construction
    107 m
  • 12

    614 Bathurst St

    Renovation
    114 m
  • 13

    612 Bathurst St

    Renovation
    119 m
  • 14

    430 Palmerston Blvd

    Renovation ×2
    139 m
  • 15

    HARBORD ST / From: PALMERSTON BLVD / To: EUCLID AVE (TO)

    Scheduled Construction
    142 m
  • 16

    414 Palmerston Blvd

    Renovation
    144 m
  • 17

    404 Palmerston Blvd

    New Build Renovation Demolition
    165 m
  • 18

    404 Palmerston Blvd

    Committee of Adjustment
    170 m
  • 19

    248 Lippincott St

    Committee of Adjustment
    170 m
  • 20

    248 Lippincott St

    Renovation ×2
    176 m
  • 21

    598 Bathurst St

    Renovation
    177 m
  • 22

    594 Bathurst St

    Renovation
    188 m
  • 23

    494 Markham St

    Renovation
    190 m
  • 24

    HARBORD ST / From: CROFT ST / To: LIPPINCOTT ST

    Scheduled Construction
    197 m
  • 25

    HERRICK ST / From: MARKHAM ST / To: PALMERSTON BLVD

    Scheduled Construction
    205 m
  • 26

    567 Euclid Ave

    Renovation
    206 m
  • 27

    219 Lippincott St

    Renovation
    207 m
  • 28

    215 Lippincott St

    Renovation
    212 m
  • 29

    474 Palmerston Blvd

    Renovation ×2
    213 m
  • 30

    390 Palmerston Blvd

    Renovation ×3
    219 m
  • 31

    202 Lippincott St

    Committee of Adjustment
    223 m
  • 32

    390 Palmerston Blvd

    Committee of Adjustment
    224 m
  • 33

    583 Euclid Ave

    Renovation
    234 m
  • 34

    HARBORD ST / From: EUCLID AVE (TO) / To: MANNING AVE (TO)

    Scheduled Construction
    236 m
  • 35

    382 Palmerston Blvd

    Renovation
    244 m
  • 36

    512 Euclid Ave

    Renovation
    247 m
  • 37

    524 Euclid Ave

    Renovation
    248 m
2

New Build

30

Renovation

2

Demolition

4

Committee of Adjustment

7

Scheduled Construction

Construction activity detected within 250 m, from the City of Toronto's open data. Each pin is a City-geocoded point (which may hold more than one record/address); click for details. Contains information licensed under the Open Government Licence – Toronto.

Nearby active addresses

Direct next steps for exploration.

423 Markham St in Toronto has 4 building permits on record dating back to 2023, most recently on August 6, 2024.