40, Acorn Road, Wyckham, Dundrum, Dublin 16, D16AV20
First floor side extension over the existing garage to add a bedroom and study with a terrace.
D21B/0381 · Dun Laoghaire Rathdown County Council · Lodged 22 July 2021
- Reference
- D21B/0381
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 22 July 2021
Summary
AI-generatedPermission is sought for a first-floor side extension built over the existing garage. The new space will accommodate a bedroom at the front and a study room with an adjacent rear terrace, matching the existing house materials.
- 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
Permission for development consisting of a first floor extension to side of house above the existing garage, with alterations to the front facade including replacement of garage door at ground floor, and new window at first floor, with paraphet roof at existing eaves level. The development includes a bedroom to the front part and a study room with adjacent terrace to the rear part of the side extension. Materials and finishes will match the existing house, including matching brick finish to e...
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 |
|---|---|---|---|
| 32 Acorn Rd, Dundrum, Dublin 16 | Nov 2025 | €1,010,000 | 34 m |
| 4 Willow Rd, Wyckham Park, Dundrum Dublin 16 | Feb 2025 | €600,000 | 54 m |
| 18 Willow Rd Wyckham Park, Dundrum Dublin 16, Dublin | Mar 2025 | €977,000 | 117 m |
| 9 Acorn Dr, Wyckham Park, Dundrum Dublin 16 | Sept 2025 | €720,000 | 122 m |
| 9 Acorn Rd, Dundrum, Dublin 16 | Apr 2025 | €700,000 | 125 m |
| 68 Acorn Rd, Dundrum, Dublin 16 | May 2026 | €826,000 | 133 m |
| 22 Willow Rd, Dundrum, Dublin | Sept 2025 | €225,000 | 137 m |
| 21 Pine Copse Rd, Wyckham Park, Dundrum Dublin 16 | Feb 2025 | €825,000 | 162 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 received22 July 2021
- Decision issued7 September 2021
In the area
Applications near this site
Other planning applications within about 500 m — what else is being proposed or built nearby.
- RefusedAt this site
Construct a family room, kitchen, utility room and toilet extension to rear and side at ground floor level…
38, Acorn Road, Dundrum, Dublin 16
D08B/0656Dún Laoghaire–RathdownLodged 2 Sept 2008Extension
- RefusedAt this site
Permission is sought to construct a sunroom, kitchen, utility room, toilet and playroom extension to the rear…
38, Acorn Road, Dundrum, Dublin 14
D08B/0330Dún Laoghaire–RathdownLodged 1 May 2008Extension
- GrantedAt this site
Permission is sought for roof canopy to front elevation, two storey extension to side elevation, conversion…
38, Acorn Road, Dundrum, Dublin 16
D09B/0253Dún Laoghaire–RathdownLodged 16 Jun 2009Extension
- InvalidAt this site
Planning permission sought for development which will consist of single storey porch to front, single storey…
38, Acorn Road, Dundrum, Dublin 16
D09B/0166Dún Laoghaire–RathdownLodged 22 Apr 2009Extension
- GrantedAt this site
Permission is sought for ground floor utility room extension to the rear elevation. Part ground floor…
38 Acorn Road, Dundrum, Dublin 16, D16A9Y5
D21B/0580Dún Laoghaire–RathdownLodged 21 Oct 2021Extension
- Granted40 m away
Single-storey flat roof front extension with two rooflights, including conversion of the garage to home…
48, Acorn Road, Dundrum, Dublin 16, D16PT98
D25B/0630/WEBDún Laoghaire–RathdownLodged 11 Nov 2025Extension
- Granted60 m away
Single storey and part two storey extension to rear, first floor extension over existing garage at side,…
54, Acorn Road, Dundrum, Dublin 16, D16N243
D25B/0229/WEBDún Laoghaire–RathdownLodged 28 Apr 2025Extension
- Withdrawn60 m away
Single storey and part two storey extension to rear, first floor extension over existing garage at side,…
54, Acorn Road, Dundrum, Dublin, D16N243
D25B/0228/WEBDún Laoghaire–RathdownLodged 28 Apr 2025Extension
Related developments
Similar applications
Ranked by what these developments actually propose, not by matching words — so you can see how comparable applications were decided.
- GrantedExtension
Permission for the construction of a two storey side extension and single storey side and rear extensions to…
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D17A/0697Dún Laoghaire–RathdownLodged 3 Aug 2017
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PERMISSION: For a new first floor extension with pitched roof to the side of the existing house to house a…
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3073/24Dublin CityLodged 22 Jan 2024
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Permission for development. Development will consist of a proposed new ground & first floor extension to the…
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D21B/0701Dún Laoghaire–RathdownLodged 20 Dec 2021
- GrantedExtension
Permission for development. The development will consist of — construction of a single storey extension to…
20 Pine Lawn, Blackrock, Co. Dublin
D21B/0211Dún Laoghaire–RathdownLodged 30 Apr 2021
- GrantedExtension
Permission for the construction of a first floor extension to the side consisting of an en-suite bedroom and…
45 Whitethorn Road, Clonskeagh, Dublin 14
D14B/0358Dún Laoghaire–RathdownLodged 24 Oct 2014
- GrantedExtension
Permission for development. The development will consist of: Ground and first-floor extension to the side…
46 Rosemount Estate, Dundrum, Dublin, D14 KX75
D22A/0176Dún Laoghaire–RathdownLodged 13 May 2022
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