GrantedApartmentsDecided 28 November 2025

0.3772 ha former Siemens Site, Ballymoss Road And, Blackthorn Avenue, Sandyford Industrial Estate, Dublin 18.

Extension of duration sought for a 190-unit build-to-rent apartment development in Sandyford.

ABP31172221/E · Dun Laoghaire Rathdown County Council · Lodged 8 October 2025

Reference: ABP31172221/E
Authority: Dun Laoghaire Rathdown County Council
Register status: Decided
Type: Extension Of Duration Of Permission
Received: 8 October 2025

Summary

AI-generated

An extension of duration is sought for a strategic housing development. The project includes the demolition of existing buildings and the construction of two apartment blocks up to 15 storeys high, containing 190 build-to-rent units, a commercial office, a restaurant, a gym, and a cafe kiosk.

Apartmentsbtrapartmentsdemolitionhigh rise

Residential units: 190
Storeys: 15

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

Permission for a strategic housing development consisting of the demolition of the existing building on site and the construction a ‘build to rent’ (btr) apartment development. This will consist of 2 no. Blocks ranging in height up to 15 storeys (over single level basement) along with a single storey kiosk building. The development will comprise 190 no. Apartments (92 no. 1-beds, 86 no. 2-beds & 12 no. 3-beds). All residential units provided with private balconies/terraces to the north/south/east/west elevations. The btr development will also include resident support facilities & resident services & amenities (total floor area c. 594 sq. M) including concierge, management area, co working/meeting rooms, multipurpose rooms, relaxation/ sitting areas, parcel area, and resident’s pavilion and bicycle service station. Block 1 will also include a commercial office area, over two floors measuring c. 518 sq. M. Block 2 will include a restaurant (c. 232 sq. M) and a gym (c. 163.5sq. M) accessible to the general public. A café kiosk of c. 25 sq. M will be provided on the plaza. Provision of 59 no. Car parking spaces in the basement and 474 no. Cycle parking spaces at basement/surface level.. Vehicular/pedestrian/cyclist access from ballymoss road. A new public plaza will be provided fronting onto blackthorn avenue. Communal open space will also be provided at ground and roof levels. All associated site development works, landscaping, boundary treatments, plant areas, waste management areas, cycle parking areas, and services provision (including esb substations). The application contains a statement setting out how the proposal will be consistent with the objectives of the relevant dun laoghaire rathdown county development plan 2016-2022. The application contains a statement indicating why permission should be granted for the proposed development, having regard to a consideration specified in section 37(2)(b) of the planning and development act, 2000, as amended, notwithstanding that the proposed development materially contravenes a relevant development plan or local area plan other than in relation to the zoning of the land. The application may be inspected or purchased at a fee not exceeding the reasonable cost of making a copy, during public opening hours at the offices of an bord pleanála and dun laoghaire rathdown county council. The application may also be inspected online at the following website set up by the applicant: https://www. Siemenssiteshd. Ie

Land-use zoning

What this land is zoned for

Objective MOCUC

“MOC To provide for a mix of uses. Which complements the inner core, but with less retail and residential and more emphasis on employment and services.”

National zoning type: Other mix of uses

Objective set by the COUNTY 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
44 The Forum, Ballymoss Road, Sandyford	Jun 2025	€465,000	87 m
48 The Forum, Ballymoss Road, Sandyford	Apr 2025	€477,000	87 m
74 The Forum, Ballymoss Rd, Sandyford Dublin 18	Apr 2026	€530,000	97 m
Apt 22 Ballymoss Rd, Sandyford, Dublin 18	Dec 2025	€485,000	98 m
Apt 97, The Forum, Sandyford	Jun 2025	€488,000	109 m
99 The Forum, Sandyford, Dublin 18	Oct 2025	€531,000	109 m
95 The Forum, Ballymoss Rd, Sandyford Dublin 18	Jun 2025	€362,000	109 m
124 The Forum, Ballymoss Rd, Sandyford Dublin 18	May 2025	€495,000	139 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 received8 October 2025
Decision due2 December 2025
Decision issued28 November 2025

In the area

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Related developments

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Community

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