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CanPermits · property records report · canpermits.com/address/40-patterson-ri-sw-calgary

40 Patterson Ri SW

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?
4 building permits on record since 2023, most recently May 21, 2025.
3 development applications on file (HOME OCCUPATION - CLASS 2, SINGLE-DETACHED DWELLING), most recently filed Apr 22, 2003.
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?
3 active construction records within 250 m of this address.
View nearby construction
What’s the City’s assessed value?
$1,480,000 · as of Feb 18, 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

40 Patterson Ri SW

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 13, 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
2025

  1. 2025

    1 filing
    View permits (1)

    1. May 21, 2025

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

      Electrical · COSMIC ELECTRICAL SERVICES

  2. 2024

    2 filings
    View permits (2)

    1. Jan 22, 2024

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

      Electrical · SHD SERVICES AND CONSTRUCTION

    2. Jan 8, 2024

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

      Plumbing

  3. 2023

    1 filing
    View permits (1)

    1. Dec 15, 2023

      Basement Dev, Improvements $155K

  4. 2003

    1 filing
    View permits (1)

    1. Apr 22, 2003

      Application SINGLE-DETACHED DWELLING

      Released

  5. 1997

    1 filing
    View permits (1)

    1. Feb 13, 1997

      Application HOME OCCUPATION - CLASS 2

      Refused

View 1 earlier year

  1. 1995

    1 filing
    View permits (1)

    1. Dec 20, 1995

      Application HOME OCCUPATION - CLASS 2

      Expired

Nearby Construction

Within 250 m

Active and recent construction within 250 m of this address.

3 locations shown

  • 1

    50 Patterson Ri SW

    New Build
    50 m
  • 2

    52 Patterson Ri SW

    New Build
    61 m
  • 3

    30 Patterson Gr SW

    Renovation
    229 m
2

New Build

1

Renovation

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.

40 Patterson Ri SW in Calgary has 4 building permits on record dating back to 2023, most recently on May 21, 2025.