87, Saint Catherines, Ailesbury Road, Dublin 4
Data updated 12 Sept 2026 · register lag up to 7 days · sources & freshness
WEB5948/25 is a planning application for permission at 87, Saint Catherines, Ailesbury Road, Dublin 4, received by Dublin City Council on 11 Dec 2025 and first seen by Planning Register on 11 Sept 2026. The application describes: PROTECTED STRUCTURE: The development consists of the conservation, refurbishment, reconfiguration and extension of St Catherine’s, a protected structure, 87 Ailesbury Road, Ballsbridge, Dublin 4, D04 R2N3 The extensions to St Catherine’s consists of single storey split level flat roof extension incorporating roof lantern and roof lights attached to the west side of the dwelling comprising a contemporary kitchen dining area and a separate single storey flat roof extension to the east side of the rear return comprising a library enclosing an internal courtyard. The removal of the existing single storey shed along the west side boundary and the removal of the two storey west side return extension and the modification to the existing door and window openings at lower ground floor and upper ground floor to facilitate the kitchen extension and access to the proposed internal courtyard. Proposed new entrance to lower ground floor. Revisions to the non-historic fenestration of the existing rear two storey return. Relocation of a roof light and location of solar photovoltaic panels on the existing roof pitches facing the central valley of the main roof. Erection of a security gate to proposed side passage between the new extension and boundary of 89 Ailesbury Road and the front garden. Reduction of existing lower ground floor level, courtyard and patio site level and ancillary underpinning of the existing dwelling walls and boundary walls. Internal reconfiguration works to improve interconnection, circulation between the contemporary extension and the existing dwelling and layout of sanitary facilities and bedroom layout and reintroduction of fireplace into existing chimneybreast in the master bedroom. The proposal also includes all ancillary development associated services, landscaping, boundary treatment site and engineering works. The council declared the application invalid on 15 Dec 2025. The five-week observation window closed on 26 Jan 2026. The site is zoned null under the Dublin City Council development plan. Within 500 m there are 82 other decided applications in the last five years and 12 appeals.
Proposal
PROTECTED STRUCTURE: The development consists of the conservation, refurbishment, reconfiguration and extension of St Catherine’s, a protected structure, 87 Ailesbury Road, Ballsbridge, Dublin 4, D04 R2N3 The extensions to St Catherine’s consists of single storey split level flat roof extension incorporating roof lantern and roof lights attached to the west side of the dwelling comprising a contemporary kitchen dining area and a separate single storey flat roof extension to the east side of the rear return comprising a library enclosing an internal courtyard. The removal of the existing single storey shed along the west side boundary and the removal of the two storey west side return extension and the modification to the existing door and window openings at lower ground floor and upper ground floor to facilitate the kitchen extension and access to the proposed internal courtyard. Proposed new entrance to lower ground floor. Revisions to the non-historic fenestration of the existing rear two storey return. Relocation of a roof light and location of solar photovoltaic panels on the existing roof pitches facing the central valley of the main roof. Erection of a security gate to proposed side passage between the new extension and boundary of 89 Ailesbury Road and the front garden. Reduction of existing lower ground floor level, courtyard and patio site level and ancillary underpinning of the existing dwelling walls and boundary walls. Internal reconfiguration works to improve interconnection, circulation between the contemporary extension and the existing dwelling and layout of sanitary facilities and bedroom layout and reintroduction of fireplace into existing chimneybreast in the master bedroom. The proposal also includes all ancillary development associated services, landscaping, boundary treatment site and engineering works.
- Status
- Decision Notice Issued
- Decision
- Application declared invalid on 15 Dec 2025
- Site (from polygon)
- 1,502 m²
- Location precision
- site (coords_polygon)
Timeline
- 11 Dec 2025New applicationObservation window closed 26 Jan 2026
- 15 Dec 2025DecisionAppeal window closed 21 Jan 2026
Full planning report for 53.31914, -6.22840
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1 Where this is — preview
1 Deadlines still open
Appeal
Not appealed.
Commencement
No commencement notice matched to this reference.
Zoning at the site
Zone Z2 - DEV PLAN 2022-2028
Z2: Residential Neighbourhoods (Conservation Areas): To protect and/or improve the amenities of residential conservation areas.
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
- Recorded monument · 4
Provenance
Register row from the national planning applications feed (NPAD), fetched 11 Sept 2026, 18:51 (store id 86147). 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.
Source: npad · fetched 11 Sept 2026, 18:51
| Source | Licence | Fetched | Link |
|---|---|---|---|
| npad | CC-BY-4.0 | 11 Sept 2026, 18:51 | open |