40, Acorn Drive, Dundrum, Dublin 16, D16RY89
Demolition of a rear extension to build a new two-storey rear extension, front porch, and install external insulation.
D25B/0313/WEB · Dun Laoghaire Rathdown County Council · Lodged 4 June 2025
- Reference
- D25B/0313/WEB
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 4 June 2025
Summary
AI-generatedThe development consists of removing an existing single-storey rear extension and replacing it with a new two-storey rear extension. It also includes building a new single-storey front porch and applying external insulation with a light-coloured render finish.
- Storeys
- 2
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
- The development will consist of
- Removal of a existing single-storey extension to the rear of the dwelling
- Erect a new single storey front porch to the front facade
- Provision of two-storey extension to rear of dwelling
- Improvement of overall house energy performance by installing new external insulation with a light-colored render finish, together with all associated site works
Land-use zoning
What this land is zoned for
“A To provide residential development and improve residential amenity while protecting the existing residential amenities”
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 |
|---|---|---|---|
| 40 Acorn Dr, Wyckham Park, Dundrum Dublin 16 | Apr 2025 | €895,000 | 7 m |
| 25 Willow Rd, Dublin 16, Dublin | Jan 2026 | €855,000 | 34 m |
| 19 Willow Rd, Wyckham Park, Dundrum Dublin 16 | Jun 2025 | €715,000 | 55 m |
| 50 Ailesbury Grove, Dundrum, Dublin 16 | Feb 2025 | €925,000 | 99 m |
| 14 Sycamore Rd, Dundrum, Dublin 16 | Apr 2025 | €725,000 | 104 m |
| 22 Sycamore Rd, Meadowbrook, Dundrum Dublin 16 | Jun 2026 | €841,000 | 108 m |
| 22 Willow Rd, Dundrum, Dublin | Sept 2025 | €225,000 | 110 m |
| 44 Ailesbury Grove, Dundrum, Dublin 16 | Aug 2025 | €930,000 | 122 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 received4 June 2025
- Decision due29 July 2025
- Decision issued23 July 2025
In the area
Applications near this site
Other planning applications within about 500 m — what else is being proposed or built nearby.
- InvalidAt this site
The development will consist of — Removal of a existing single-storey extension to the rear of the dwelling
40, Acorn Drive, Dundrum, Dublin 16, D16RY89
D25B/0272/WEBDún Laoghaire–RathdownLodged 18 May 2025Extension
- RefusedAt this site
The development will consist of a detached two storey and part single storey (with study in attic space)…
40, Acorn Drive, Dundrum, Dublin 16
D06A/0369Dún Laoghaire–RathdownLodged 16 Mar 2006New dwelling
- Compliance submissionAt this site
Compliance with Condition No.5 of Reg Ref No. D25B/0313/WEB
40, Acorn Drive, Dundrum, Dublin 16, D16RY89
D25B/0313/WEB/C1Dún Laoghaire–RathdownLodged 25 Mar 2026Other
- Granted30 m away
To construct a one storey extension to the rear and side of existing dwelling, consisting of breakfast room,…
36, Acorn Drive, Wyckham Park, Dublin 16
D06B/0411Dún Laoghaire–RathdownLodged 10 May 2006Extension
- Granted30 m away
Retention of development for a single storey extension to the front, side and rear of existing house…
27, Acorn Drive, Dundrum, Dublin 16
D06B/0639Dún Laoghaire–RathdownLodged 12 Jul 2006Extension
- Refused40 m away
For detached two storey house with vehicular access to Acorn Drive, all to side
25, Acorn Drive, Dundrum, Dublin 16
D05A/1294Dún Laoghaire–RathdownLodged 6 Oct 2005New dwelling
- Part granted, part refused50 m away
Permission for Retention of two existing single storey extensions, one is a study to the side of the existing…
35 Willow Road, Dundrum, Dublin 16
D17B/0515Dún Laoghaire–RathdownLodged 16 Nov 2017Extension
- Granted50 m away
Retention permission consists of the creation of widening the existing vehicular entrance to 3.45m, the…
38, Willow Road, Ballinteer, Dublin 16, D16T621
D25A/0904/WEBDún Laoghaire–RathdownLodged 26 Nov 2025Retention
Related developments
Similar applications
Ranked by what these developments actually propose, not by matching words — so you can see how comparable applications were decided.
- InvalidExtension
The development will consist of — Removal of a existing single-storey extension to the rear of the dwelling
40, Acorn Drive, Dundrum, Dublin 16, D16RY89
D25B/0272/WEBDún Laoghaire–RathdownLodged 18 May 2025
- InvalidExtension
The development will consist of demolishing the existing front porch; externally insulating the existing…
34, Mask Road, Dublin 5, D05 HY65
WEB1068/26Dublin CityLodged 4 Jan 2026
- GrantedExtension
The development will consist of the demolition of a single storey section to the rear of the existing…
9 Luttrellstown Glade, Castleknock, Dublin 15, D15V5Y0
FW23A/0023FingalLodged 10 Feb 2023
- GrantedExtension
The development will consist of demolition of front porch and rear kitchen/conservatory space. Construction…
2, Gledswood Avenue, Clonskeagh, Dublin 14
D22A/0772Dún Laoghaire–RathdownLodged 12 Oct 2022
- GrantedExtension
The development will consist of the demolition of the existing side garage and rear extension, and the…
154, Meadow Grove, Dundrum, Dublin 16, D16YW59
D26B/0297/WEBDún Laoghaire–RathdownLodged 19 May 2026
- GrantedExtension
The development will consist of proposed external thermal insulation with render finish to external walls of…
No. 8 St. Erc's Terrace , Slane , Co. Meath C15 KX36
25105MeathLodged 5 Jun 2025
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