PlanningRegister.ie
Dún Laoghaire-Rathdown County Council · D24A/0059

Site at Thornhill Oaks, Mount Merrion, Blackrock, Co Dublin

  1. 31 Jan 2024Received
  2. 25 Mar 2024Refuse permission
  3. 22 Apr 2024Appealed
  4. 31 Jan 2025Appeal: Granted with conditions
  5. 5 Jan 2026Commenced
Status
Commenced
Decision
Refuse permission · 25 Mar 2024
Council
Dún Laoghaire-Rathdown County Council
Type
Permission
Site
361 m²
Appeal
ACP 319565 · Granted with conditions

What’s proposed

Redesign of the permitted no. 40 Thornhill Oaks (D20A/0432, ABP308150-20) to

D24A/0059 is a planning application to Dún Laoghaire-Rathdown County Council for redesign of the permitted no. 40 Thornhill Oaks (D20A/0432, ABP308150-20) to, received on 31 Jan 2024; permission was refused on 25 Mar 2024.

Planning details

Reference
D24A/0059
Local authority
Dún Laoghaire-Rathdown County Council
Status
Commenced · register status “Appeal decided
Received
31 Jan 2024
Observations close
6 Mar 2024 (closed 922 days ago)
Decision due
26 Mar 2024 · decided 25 Mar 2024
Decision
Refuse permission on 25 Mar 2024
Proposed development
Redesign of the permitted no. 40 Thornhill Oaks (D20A/0432, ABP308150-20) to
As published by the register.
Site area
361 m² from the mapped boundary, not the council's figure
Applicant
Not published — the national feed carries no applicant name council register

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Appeal

ACP 319565 · Planning Appeal · decided · Granted with conditions 31 Jan 2025
received by the Commission 22 Apr 2024 · inspector's report · board order

Commencement

  • Opt out commencement notice CN0136895DR
    5 Jan 202640 Thornhill Oaks, Mount Merrion, Blackrock, Co. Dublin., Dublin, Dún Laoghaire-Rathdown, A94 X2P7matched by ref_exact

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

No OPW flood extent nearby.

  • 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 · 1
    Thornhill House

Provenance

Register row from the national planning applications feed (NPAD), fetched 11 Sept 2026, 15:18 (store id 13421). 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=D24A/0059.

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