PlanningRegister.ie
Dún Laoghaire-Rathdown County Council · D21A/0136/E1

rear of 4 & 4a, Proby Square, Blackrock, Co. Dublin

  1. 29 Jan 2026Received
  2. 20 Mar 2026Grant extension of duration of perm.
Status
Granted
Decision
Grant extension of duration of perm. · 20 Mar 2026
Council
Dún Laoghaire-Rathdown County Council
Type
Extension Of Duration Of Permission
Site
293 m²

What’s proposed

Permission for development. The proposed development will consist of:

D21A/0136/E1 is a planning application to Dún Laoghaire-Rathdown County Council for permission for development. The proposed development will consist of:, received on 29 Jan 2026; permission was granted on 20 Mar 2026.

Planning details

Reference
D21A/0136/E1
Local authority
Dún Laoghaire-Rathdown County Council
Status
Granted · register status “Decision Issued
Received
29 Jan 2026
Observations close
5 Mar 2026 (closed 194 days ago)
Decision due
25 Mar 2026 · decided 20 Mar 2026
Decision
Grant extension of duration of perm. on 20 Mar 2026
Proposed development
Permission for development. The proposed development will consist of:
As published by the register.
Site area
293 m² from the mapped boundary, not the council's figure
Applicant
Not published — the national feed carries no applicant name council register

Around this site this application first, then everything within 500 m

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Full planning report for 53.29330, -6.17889

Zoning, appeals, sold prices, flood and heritage constraints — everything for this area in one PDF.

No account, no payment. Not a statutory planning search.

Appeal

Not appealed.

Commencement

No commencement notice matched to this reference.

    Zoning at the site

    R2 — Existing residential

    Objective A: A To provide residential development and improve residential amenity while protecting the existing residential amenities

    An established residential area. The objective is to protect existing residential amenity as well as to provide housing — which is the objective a neighbour's objection to an overbearing extension is usually argued under.

    R2.6 — Existing residential

    Objective A: A To provide residential development and improve residential amenity while protecting the existing residential amenities

    An established residential area. The objective is to protect existing residential amenity as well as to provide housing — which is the objective a neighbour's objection to an overbearing extension is usually argued under.

    Designations within 250 m

    OPW flood extent nearby — flag only (licence); floodinfo.ie.

    • Radon risk area · 2
      About 1 in 10 homes in this area is likely to have high radon levels; About 1 in 20 homes in this area is likely to have high radon levels
    • Record of Protected Structures · 8
      House Terrace; House Terrace; House Terrace

    Provenance

    Register row from the national planning applications feed (NPAD), fetched 11 Sept 2026, 15:18 (store id 9476). Deadlines were computed by the store from the received / decided dates under the Planning and Development Act 2000 and are recorded as events, not recomputed here. Council register: https://planning.agileapplications.ie/dunlaoghaire/application-details/?ref=D21A/0136/E1.

    Source: npad · fetched 11 Sept 2026, 15:18
    SourceLicenceFetchedLink
    npadCC-BY-4.011 Sept 2026, 15:18open