Construction Brief
ProjectsDP2023-08434
General activity · Calgary · Earliest signal

Single detached dwelling (east parcel)

421 18A ST NW · WEST HILLHURST

Recommended next action · Interpretation

Confirm the applicant and consultants before the project reaches building-permit issuance.

A development application is active, when design-team and specification outreach may still be timely.

Verify the latest status with the official source or project team before acting.

Location context

Project location

Mapped from the public-record address when this page loads. Confirm the official record before visiting.

Locating 421 18A ST NW…

Checking the project address against Calgary map data…

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Construction Brief interpretation

Why this matters

OpportunityGeneral activity
Estimated project typeResidential
Estimated current stageDevelopment application
Likely commercial windowSpecificationApproximately 1 to 4 months
Commercial-window confidence Medium confidence
Record-link confidenceHighAddress-only association; verify the related records

A development application often precedes detailed permit and trade procurement work.

Evidence behind the ranking

  • Early-stage signal: development application
  • New or changed public record this week
  • Applicant identified in a public record

Relevant trades

HVAC and mechanical

Rule-matched new construction or addition

Medium confidence
Plumbing

Rule-matched new construction or addition

Medium confidence
Electrical

Rule-matched new construction or addition

Medium confidence
Append-only history

Project timeline

  1. Verified fact

    Development permit released

    Development permit released: NEW: SINGLE DETACHED DWELLING (WEST PARCEL)

    First detected Jul 29, 2026 Official record ↗
  2. Verified fact

    Development permit released

    Development permit released: NEW: SINGLE DETACHED DWELLING (EAST PARCEL)

    First detected Jul 29, 2026 Official record ↗
  3. Verified fact

    development_permit · cancelled_or_refused

    development_permit · cancelled_or_refused: NEW: SINGLE DETACHED DWELLING (WEST PARCEL)

    First detected Jul 29, 2026 Official record ↗
  4. Verified fact

    Development decision

    Development decision: NEW: SINGLE DETACHED DWELLING (WEST PARCEL)

    First detected Jul 29, 2026 Official record ↗
  5. Verified fact

    Development decision

    Development decision: NEW: SINGLE DETACHED DWELLING (EAST PARCEL)

    First detected Jul 29, 2026 Official record ↗
Official evidence

Related public records

SourceRecordRecord dateRetrievedEvidence
City of CalgaryCalgary Development Permitsdevelopment_permit · record_updatedDP2025-03618Apr 14, 2026Jul 29, 2026Official source ↗
City of CalgaryCalgary Development Permitsdevelopment_permit · record_updatedDP2025-03617Apr 14, 2026Jul 29, 2026Official source ↗
City of CalgaryCalgary Development Permitsdevelopment_permit · record_updatedDP2023-08434Mar 6, 2026Jul 29, 2026Official source ↗
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