Bayview, Barncullia, Dublin 18, D18A5F9
Retention of ground level reductions and cottage works, with permission for a new extension and wastewater system in Barncullia.
D26A/0125/WEB · Dun Laoghaire Rathdown County Council · Lodged 23 February 2026
- Reference
- D26A/0125/WEB
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 23 February 2026
Summary
AI-generatedThe applicant seeks retention and completion permission for reducing ground levels by 1.5m, relocating the front wall, and installing a new roof on the existing cottage. Permission is also sought for a new single-storey side and rear extension and a new wastewater treatment system.
- Storey
- 1
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
Retention permission sought to retain and complete works including the reduction of ground levels and ground floor slab level by 1.5m, relocation of existing front wall and new roof to existing cottage and permission sought for new single storey extension to side and rear, together with new proprietary wastewater treatment system.
Land-use zoning
What this land is zoned for
“B To protect and improve rural amenity and to provide for the development of agriculture.”
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 planBuilt & 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| Address | Date | Price | Distance |
|---|---|---|---|
| Stone Haven, Barnacullia, Sandyford | Aug 2025 | €225,000 | 100 m |
| Barnacullia, Sandyford, Dublin | Mar 2025 | €600,000 | 269 m |
| The Cottage, Barnacullia, Sandyford | Oct 2025 | €725,000 | 408 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 received23 February 2026
- Decision due17 April 2026
- Decision issued3 March 2026
In the area
Applications near this site
Other planning applications within about 500 m — what else is being proposed or built nearby.
- GrantedAt this site
Retention permission sought to retain and complete works including the reduction of ground levels and ground…
Bayview, Barncullia, Dublin 18, D18 A5F9
D26A/0250/WEBDún Laoghaire–RathdownLodged 31 Mar 2026Retention
- InvalidAt this site
Planning permission for the reduction of ground levels and ground floor slab level by 1.5m, new single storey…
Bayview, Barnacullia, Dublin 18, D18A5F9
D23B/0043Dún Laoghaire–RathdownLodged 8 Feb 2023Extension
- RefusedAt this site
Retention Permission to retain and complete works including the reduction of ground floor slab level by 1.5m,…
Bayview, Barnacullia, Dublin 18, D18A5F9
D23B/0108Dún Laoghaire–RathdownLodged 9 Jun 2023Retention
- RefusedAt this site
Retention permission sought to retain and complete works including the reduction of ground levels and ground…
Bayview, Barnacullia, Dublin 18, D18A5F9
D24A/0819/WEBDún Laoghaire–RathdownLodged 11 Oct 2024Retention
- RefusedAt this site
Retention permission sought to retain and complete works including the reduction of ground levels and ground…
Bayview, Barnacullia, Dublin 18, D18A5F9
D25A/0390/WEBDún Laoghaire–RathdownLodged 18 May 2025Retention
- GrantedAt this site
For the renovation and extension of an existing dwelling house to include the repositioning of a septic tank…
BAYVIEW, BARNACULLIA ROAD, SANDYFORD, DUBLIN 18
D04A/0912Dún Laoghaire–RathdownLodged 11 Aug 2004Extension
- RefusedAt this site
Retention permission sought to retain and complete works including the reduction of ground levels and ground…
Bayview, Ballyedmonduff Road, Barnacullia, Dublin 18, D18A5F9
D25B/0648/WEBDún Laoghaire–RathdownLodged 15 Nov 2025Retention
- Refused30 m away
Permission is sought for alterations to previously approved dwelling (Reg. Ref. D04A/0912) at Bayview. The…
Bayview, Barnacullia Road, Sandyford, Dublin 18.
D11A/0007Dún Laoghaire–RathdownLodged 7 Jan 2011Alterations
Related developments
Similar applications
Ranked by what these developments actually propose, not by matching words — so you can see how comparable applications were decided.
- GrantedRetention
Retention permission sought to retain and complete works including the reduction of ground levels and ground…
Bayview, Barncullia, Dublin 18, D18 A5F9
D26A/0250/WEBDún Laoghaire–RathdownLodged 31 Mar 2026
- GrantedExtension
Retention of as built single storey bedroom extension to eastern elevation of existing cottage and planning…
Kilbrenan, Crookstown, Co Cork,
235004corkLodged 17 May 2023
- GrantedExtension
Retention permission for the existing wastewater treatment facilities on site. Also permission for a single…
The Cottage , Kilfarrasy Fenor , Tramore
234WaterfordLodged 9 Jan 2023
- GrantedRetention
Retention permission/permission for development to consist of retention of existing single storey / storey…
Moon Cottage , Rathdaniel , Collon
17350LouthLodged 12 May 2017
- GrantedExtension
Retention of existing single storey building and to construct extension to connect to existing cottage.…
Vesingstown , Dunboyne , Co. Meath
221323MeathLodged 7 Oct 2022
- GrantedRetention
Retention for new rear extension with new loft room at first floor over same to rear of existing cottage…
Grants Cottage, Mountpelier, Bohernabreena, Dublin 24.
SD12B/0303South DublinLodged 19 Mar 2013
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