InvalidExtensionDecided 15 December 2025

87, Saint Catherines, Ailesbury Road, Dublin 4

Conservation, refurbishment, and extensions to a protected house on Ailesbury Road.

WEB5948/25 · Dublin City Council · Lodged 11 December 2025

Reference: WEB5948/25
Authority: Dublin City Council
Register status: Decided
Type: Permission
Received: 11 December 2025

Summary

AI-generated

The development consists of the conservation and refurbishment of a protected structure. It includes constructing a single-storey split-level extension on the west side, a single-storey library extension on the east side, and removing a side return and shed. Solar panels will also be installed on the roof.

Extensionconservationprotected structuresolar

Generated from the description above by an AI model and may contain mistakes. The council’s description is the authoritative record.

Official record

Development description

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.

Land-use zoning

What this land is zoned for

Z2: Residential Neighbourhoods (Conservation Areas)RS

“To protect and/or improve the amenities of residential conservation areas.”

National zoning type: Existing residential

Objective set by the Development Plan 2022-2028 (2022–2028). The planning authority decides each application on its own merits — this is the zoning context, not a compliance assessment.

Read the zoning objectives in the development plan

Built & sold

What happened next

Beyond the decision: whether this development was built, and what property here has sold for.

Recent sales nearby

within 500 m

Residential Property Price Register sales within 500 metres of this site
Address	Date	Price	Distance
87 Ailesbury Rd, Donnybrook, Dublin 4	Jun 2025	€7,100,000	13 m
72 Ailesbury Rd, Ballsbridge, Dublin 4	Apr 2026	€5,000,000	106 m
10 Belville, Ailesbury Road, Donnybrook	Nov 2025	€371,000	112 m
1 Belville Apts, Ailesbury Close, Donnybrook Dublin 4	Dec 2025	€355,000	112 m
13 Belville, Ailesbury Rd, Dublin 4	Oct 2025	€335,000	120 m
Apt 47, Belville Apartments, Ailesbury Close	Sept 2025	€475,000	134 m
Apt 28 St Anns, Ailesbury Rd, Dublin 4	Mar 2025	€437,500	137 m
28 Ailesbury Dr, Ballsbridge, Dublin	May 2026	€2,250,000	154 m

Nearby properties, not this site — a guide to local values.

Sources: Building Control Management System (commencement notices) and the Residential Property Price Register, licensed under CC BY 4.0. Records are matched to this application by location and may not be exhaustive; always confirm against the official source before relying on them.

Key dates

Timeline

Application received11 December 2025
Decision due13 February 2026
Decision issued15 December 2025

In the area

Applications near this site

Other planning applications within about 500 m — what else is being proposed or built nearby.

Related developments

Similar applications

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Community

Discussion

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