Planning near you · Dublin · Ref D26A/0572/WEB

A single-storey garden room extension at ground floor level to the rear of No. 5

54 Booterstown Avenue, Blackrock, A94 C6D0 (A Protected Structure)

Decision code: DECLARE APPLICATION INVALID

Council decision recorded: July 31, 2026

Applicant: Not supplied in our sources
Proposed use: See council description

Timeline ↓Map & nearby Documents & full proposal

The story so far

Application timeline

Recorded milestones for this application. A permission is not evidence that building work has started.

29 Jul 2026Application received
Source: NPAD
NPAD · source SHA-256: d999a4e63a0ad58451db649627dca993dd2c527a3ad713a2fbd0edf8bede016d · field: ReceivedDate
31 Jul 2026Council decisionDECLARE APPLICATION INVALID
Source: NPAD
NPAD · source SHA-256: d999a4e63a0ad58451db649627dca993dd2c527a3ad713a2fbd0edf8bede016d · field: DecisionDate

What changed

Updated in the retained record: Proposal description.

Compare the previous and updated values

Proposal description: The proposed development consists of a single-storey garden room extension at gr → A single-storey garden room extension at ground floor level to the rear of No. 5

Legacy batch date (exact collection time unavailable): 22 August 2026. This describes our archive, not an application event date.

Why it matters locally

The proposal concerns 54 Booterstown Avenue, Blackrock, A94 C6D0 (A Protected Structure). Proposal excerpt: “A single-storey garden room extension at ground floor level to the rear of No. 5”

Location & nearby applications

54 Booterstown Avenue, Blackrock, A94 C6D0 (A Protected Structure)

The marker is the source location, not the site boundary. Open larger map · Map © OpenStreetMap contributors.

Nearby applications

Closest retained records in this county within 5 km, measured between map points. Proximity does not establish a shared site.

The proposed development consists of a single-storey garden room extension at grUnder 100 m · 54 Booterstown Avenue, Booterstown, Blackrock, Co. Dublin, A94A2F1 - A Protected StructureRef D26A/0591/WEB · Assessment Period
Full electrical rewire of property.Under 100 m · 73, Booterstown Avenue, Booterstown, Co. Dublin, A94P7F3 (A Protected Structure)Ref REF11126 · Decision code: S5 DEC EXEMPT
The proposed works comprise of the temporary removal of 1 no. gate pier and gateAbout 100 m · 23, Cross Avenue, Blackrock, Co Dublin, A94TV27 (Protected Structure)Ref REF12326 · Decision code: S5 DEC EXEMPT
Development consisting of ancillary works to park lodge (a protected stAbout 100 m · 36, Booterstown Avenue, Booterstown, Dublin, A94N1AC (A Protected Structure)Ref D26A/0505/WEB · Decision code: GRANT PERMISSION
Installation of 8 standard size, black solar panels for generation of renewableAbout 300 m · 35, Booterstown Avenue, Booterstown, DUBLIN, A94X2P9 (A Protected Structure)Ref REF13926 · Assessment Period

Documents & sources

Dun Laoghaire Rathdown County Council · Reference D26A/0572/WEB

These documents are listed by the council. Open the council file above to view or download them.

Site Notice · 2026-07-29
Application Form - Part A · 2026-07-29
Newspaper Notice · 2026-07-29
Site Location Map · 2026-07-29
Site layout plan · 2026-07-29
Drawings - General · 2026-07-29
Conservation Report · 2026-07-29
Decision Letter · 2026-07-31
Manager's Orders · 2026-07-31

Source records and verification details

Change record: NPAD · legacy batch; original response hash unavailable

Proposal: NPAD · source SHA-256: d999a4e63a0ad58451db649627dca993dd2c527a3ad713a2fbd0edf8bede016d

Latest source observation retained: 2026-09-23T08:29:34.906776+00:00. Source dataset date: 2026-09-17.

Full description from the council file

A single-storey garden room extension at ground floor level to the rear of No. 5

Application details

Reference: D26A/0572/WEB
Site address: 54 Booterstown Avenue, Blackrock, A94 C6D0 (A Protected Structure)
Application type: Permission
Latest reported outcome: Decision code: DECLARE APPLICATION INVALID
Date received: July 29, 2026
Decision due: September 22, 2026
Council decision date: July 31, 2026
Authority: Dun Laoghaire Rathdown County Council

All recorded updates to this application

Dates below show when a change was first retained, not when a planning event happened.

2026-08-22
- Proposal description: The proposed development consists of a single-storey garden room extension at gr → A single-storey garden room extension at ground floor level to the rear of No. 5

Source: local authorities / National Planning Applications. Contains Irish Public Sector Data licensed under CC BY 4.0 where supplied by NPAD. Linked documents may have separate reuse terms.