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421 Brock Ave

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?
1 building permit on record since 2022, most recently Sep 30, 2022.
View building permit timeline
What’s the zoning here?
R (d1.0) (x810) · as of Feb 20, 2026
What could change around it?
28 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.

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.

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421 Brock Ave

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
2022
  1. 2022

    1 filing
    View permits (1)

Nearby Construction

Within 250 m

Active and recent construction within 250 m of this address.

34 locations shown

  • 1

    429 Brock Ave

    Renovation ×3
    26 m
  • 2

    416 Brock Ave

    Renovation ×2
    33 m
  • 3

    406 Brock Ave

    Renovation
    40 m
  • 4

    428 Brock Ave

    Renovation
    47 m
  • 5

    18 Chesley Ave

    Renovation
    48 m
  • 6

    15 Cobourg Ave

    Renovation
    92 m
  • 7

    139 Margueretta St

    Committee of Adjustment
    98 m
  • 8

    137 Margueretta St

    Renovation ×2
    100 m
  • 9

    139 Margueretta St

    Renovation ×2
    100 m
  • 10

    137 Margueretta St

    Committee of Adjustment
    100 m
  • 11

    155 Margueretta St

    Committee of Adjustment
    107 m
  • 12

    2 addresses at this point

    Scheduled Construction ×2
    109 m
  • 13

    69 Muir Ave

    Renovation
    110 m
  • 14

    155 Margueretta St

    Renovation
    110 m
  • 15

    900 Dufferin St

    Renovation
    112 m
  • 16

    MARGUERETTA ST / From: COLLEGE ST (TO) / To: BLOOR ST W

    Scheduled Construction
    117 m
  • 17

    148 Margueretta St

    Committee of Adjustment
    140 m
  • 18

    122 Margueretta St

    Renovation
    141 m
  • 19

    120 Margueretta St

    Renovation
    143 m
  • 20

    166 Margueretta St

    Renovation
    153 m
  • 21

    170 Margueretta St

    Renovation
    158 m
  • 22

    136 Lindsey Ave

    Renovation
    164 m
  • 23

    134 Lindsey Ave

    Renovation
    166 m
  • 24

    83 Margueretta St

    Renovation
    171 m
  • 25

    90 Margueretta St

    Renovation
    184 m
  • 26

    88 Margueretta St

    Renovation
    188 m
  • 27

    86 Margueretta St

    Renovation
    191 m
  • 28

    88 Margueretta St

    Committee of Adjustment
    191 m
  • 29

    16 Archer St

    Renovation
    207 m
  • 30

    121 Lindsey Ave

    Renovation
    209 m
  • 31

    204 Margueretta St

    Committee of Adjustment
    217 m
  • 32

    299 St Clarens Ave

    Renovation ×2
    222 m
  • 33

    24 Muir Ave

    Committee of Adjustment
    244 m
  • 34

    498 Brock Ave

    Renovation
    246 m
31

Renovation

7

Committee of Adjustment

3

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.

421 Brock Ave in Toronto has 1 building permit on record dating back to 2022, most recently on September 30, 2022.