21, Crosthwaite Park West, Dun Laoghaire, Co. Dublin
Construction of rear extensions and boundary wall reinstatement at a protected structure.
D08A/1088 · Dun Laoghaire Rathdown County Council · Lodged 2 January 2009
- Reference
- D08A/1088
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 2 January 2009
Summary
AI-generatedThe development includes a single-storey over basement extension at the rear and a three-storey over basement extension to the rear return of a protected structure. It also proposes ancillary alterations and the reinstatement of the rear boundary wall with double gates.
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
A single-storey over basement extension at the rear, a three-storey over basement extension to the rear return, ancillary alterations, the reinstatement of the rear boundary wall including double gates. (protected structure).
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 |
|---|---|---|---|
| Marniche, 27 Crosthwaite Park West, Dun Laoghaire | Jun 2026 | €2,075,000 | 27 m |
| 7 Royal Terrace East, Dun Laoghaire, Dublin | May 2026 | €2,500,000 | 64 m |
| 6 Royal Terrace East, Dun Laoghaire, Dublin | Sept 2025 | €2,375,000 | 65 m |
| Apartment 11, Galway Bay Sea View Apts, Salthill | Jun 2025 | €335,000 | 97 m |
| Villette, Corrig Ave, Dun Laoghaire | Oct 2025 | €1,300,000 | 159 m |
| 5 Rus In Urbe Terrace, Glenageary Rd Lower, Dun Laoghaire | Nov 2025 | €2,150,000 | 168 m |
| 12 Royal Terrace West, Dun Laoghaire, Dublin | Dec 2025 | €1,975,000 | 183 m |
| 6 Royal Terrace West, Dun Laoghaire, Co Dublin | Aug 2025 | €1,501,008 | 185 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 received2 January 2009
- Decision issued27 January 2009
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
Minor modifications to the existing two bedroom self contained unit at garden level; Restoring the ground…
21, Crosthwaite Park West, Dun Laoghaire, Co. Dublin
D06A/1270Dún Laoghaire–RathdownLodged 29 Jan 2007Alterations
- RefusedAt this site
Retention of the removal of the timber sash windows and their replacement by uPVC sliding sash windows to the…
21, Crosthwaite Park West, Dun Laoghaire, Co. Dublin
D05A/0390Dún Laoghaire–RathdownLodged 30 Mar 2005Retention
- Exempt — no permission neededAt this site
Demolition of the existing single storey (1960) extension to the front Reinstatement of the original window…
15, Crosthwaite Park West, Dun Laoghaire, DUBLIN, A96DP04 (A Protected Structure)
REF3226Dún Laoghaire–RathdownLodged 9 Mar 2026Alterations
- Granted30 m away
For provision of two storey extension to rear, demolition of rear garages for provision of off street…
27, Crosthwaite Park West, Dun Laoghaire, Co. Dublin
D05A/1384Dún Laoghaire–RathdownLodged 25 Oct 2005Change of use
- Granted30 m away
Planning permission is sought for restoration and alterations consisting of new insulated ground floor slab,…
13, Crosthwaite Park, Dun Laoghaire, Co. Dublin
D16A/0846Dún Laoghaire–RathdownLodged 14 Mar 2017Alterations
- Granted30 m away
Planning permission is sought for enlarged door and window open to rear and side and widening of external…
13, Crosthwaite Park West, Dun Laoghaire, Co. Dublin
D17A/0049Dún Laoghaire–RathdownLodged 20 Jan 2017Alterations
- Refused40 m away
Retention Planning Permission is sought for the retention of a recently erected free stranding single storey…
Workshop is located on Stable Lane directly to the rear of number 13 Crosthwaite Park West, Dun Laoghaire (also a protected structure) and accessed from Corrig Road or Crosthwaite Park West
D19A/0441Dún Laoghaire–RathdownLodged 25 Jun 2019Retention
- Granted40 m away
Permission is sought to retain the existing steel roller shutter, garage door and pitched slate roof over the…
4, Royal Terrace East, Dun Laoghaire, Co. Dublin
D07A/0640Dún Laoghaire–RathdownLodged 14 Dec 2007Retention
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
PROTECTED STRUCTURE: Building a two-storey extension to the side of the existing rear return, associated roof…
3, Morehampton Terrace, Dublin 4
2515/19Dublin CityLodged 15 Mar 2019
- RefusedAlterations
PROTECTED STRUCTURE; Partial demolition of an existing two storey rear return including chimney, and the…
22, Mountpleasant Avenue Lower, Dublin 6
2847/18Dublin CityLodged 26 Apr 2018
- GrantedExtension
(a Protected Structure) the construction of a new first floor rear extension and a new two storey side…
Farm Lodge , Kyleavarraga Middle , Adare
2431LimerickLodged 1 Feb 2024
- GrantedExtension
(1) A ground and first floor extension to the rear of the house, (2) Internal works to existing ground and…
64, Carysfort Avenue, Blackrock, Co. Dublin
D05A/0723Dún Laoghaire–RathdownLodged 11 Aug 2005
- InvalidExtension
PROTECTED STRUCTURE: For development consisting of a part 3 storey, part 2 storey rear extension to form…
77, Waterloo Road, Dublin 4
WEB1136/25Dublin CityLodged 24 Jan 2025
- Part granted, part refusedExtension
The demolition of the existing three storey return to the rear of the house; the construction of a new three…
7, Windsor Terrace, Dun Laoghaire, Co. Dublin
D08A/0882Dún Laoghaire–RathdownLodged 5 Aug 2008
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