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CanPermits · property records report · canpermits.com/address/4540-20-av-nw-calgary

4540 20 Av NW

City of Calgary

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?
6 building permits on record since 2007, most recently Apr 9, 2026.
2 development applications on file (SEMI-DETACHED DWELLING, SINGLE-DETACHED DWELLING), most recently filed Dec 4, 2006.
View building permit timeline
What’s the land-use designation?
R-CG · Residential - Grade-Oriented Infill · as of Jul 6, 2026
What could change around it?
16 active construction records within 250 m of this address.
View nearby construction
What’s the City’s assessed value?
$750,000 · as of Jan 13, 2026.

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.

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Sources we check for every address (25 data sources)
  • Building permits
  • Building & trade inspections
  • Business licences
  • Land-use designation & zoning
  • Assessed value & lot size
  • Year of construction
  • Registered secondary suites
  • Community boundaries
  • Development permits
  • Land-use redesignation (rezoning) applications
  • Active construction
  • Short-term rental licences
  • Flood plain regulation
  • 2013 flood inundation extent
  • Modelled flood depth scenarios
  • CTrain (LRT) stations
  • Transit stops
  • Parks & off-leash areas
  • Fire stations
  • Fire hydrants
  • EMS stations
  • Health facilities (hospitals & care)
  • Water pressure zones
  • Water-main breaks
  • 311 service requests

Contains information licensed under the Open Government Licence – City of Calgary.

Get the full record

4540 20 Av NW

What you’ll get instantly

  • Assessed value, lot size & year built
  • Land-use designation & zoning
  • Full permit, inspection & licence history
  • Nearby construction & rezoning activity
  • Flood plain, transit & community context
  • Maps of what surrounds this address
  • 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 Calgary.

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 Calgary's official Alberta Land Title. 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 20, 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
2007
2008
2009
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
2025
2026

  1. 2026

    3 filings · most recent April 2026
    View permits (3)

    1. Apr 9, 2026

      Electrical permit — (Contractor's Electrical Permit) — Improvement

      Electrical · CORBIELL ELECTRICAL

    2. Mar 9, 2026

      Plumbing permit — (Contractor's Plumbing Permit) — Improvement

      Plumbing · BLACK'S PLUMBING

    3. Mar 3, 2026

      Basement Dev $36K

  2. 2007

    3 filings
    View permits (3)

    1. Mar 28, 2007

      SEMI-D,BSMT-DEV,FIREPLACE,DECK,PORCH, $164K

    2. Mar 28, 2007

      Garage $10K

    3. Feb 2, 2007

      Demolition

      FLINTSTONE CONCRETE BREAKERS & CONTRACTORS

  3. 2006

    1 filing
    View permits (1)

    1. Dec 4, 2006

      Application SEMI-DETACHED DWELLING

      Released

  4. 1999

    1 filing
    View permits (1)

    1. Jun 14, 1999

      Application SINGLE-DETACHED DWELLING

      Released

Nearby Construction

Within 250 m

Active and recent construction within 250 m of this address.

16 locations shown

  • 1

    4537 21 Av NW

    New Build ×2
    74 m
  • 2

    4535 21 Av NW

    New Build ×2
    75 m
  • 3

    4520 19 Av NW

    New Build ×2
    123 m
  • 4

    4603b 22 Av NW

    New Build
    146 m
  • 5

    2123r 44 St NW

    New Build
    146 m
  • 6

    4508 21 Av NW

    New Build
    153 m
  • 7

    2102b 44 St NW

    New Build
    166 m
  • 8

    2236 44 St NW

    New Build
    189 m
  • 9

    4513 22 Av NW

    New Build
    195 m
  • 10

    4640 19 Av NW

    Demolition
    202 m
  • 11

    2018 22 Av NW

    New Build ×2
    211 m
  • 12

    4614 22 Av NW

    New Build
    214 m
  • 13

    4616 22 Av NW

    New Build
    217 m
  • 14

    4503 22 Av NW

    New Build Renovation
    218 m
  • 15

    8526 Bowness Rd NW

    New Build
    221 m
  • 16

    1905 44 St NW

    New Build
    239 m
19

New Build

1

Renovation

1

Demolition

Construction activity detected within 250 m, from the City of Calgary'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 – City of Calgary.

Nearby active addresses

Direct next steps for exploration.

4540 20 Av NW in Calgary has 6 building permits on record dating back to 2007, most recently on April 9, 2026.