18, Crosthwaite Park South, Dun Laoghaire, Co. Dublin
Alterations to reduce eight existing flats down to five flats, including basement and second floor modifications.
D10A/0275 · Dun Laoghaire Rathdown County Council · Lodged 21 May 2010
- Reference
- D10A/0275
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 21 May 2010
Summary
AI-generatedPlanning permission is sought to convert eight existing flats into five flats. The works involve merging three bedsits into two one-bedroom units at basement level, and merging three bedsits into a single duplex unit at the second-floor level.
- Residential units
- 5
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
Planning permission sought for alterations to reduce existing 8 flats to 5 flats by changing 3 bedsit units into 2 one bedroom units with own bathrooms and bedrooms at basement level, with a new window and patio doors to rear; changing 3 bedsit units to 1 duplex bedroom unit, with hall, accommodation stairs with a new door ope in back internal wall to living room with a new bathroom and bedroom at 2nd floor level. Retain 2 one bedroom units at ground floor level at 1st floor level. Proposed n...
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 |
|---|---|---|---|
| Kish View, 14 Crosthwaite Park South, Dun Laoghaire | Jun 2025 | €2,500,000 | 19 m |
| 2 Crosthwaite Park South, Dun Laoghaire, Dublin | Mar 2025 | €646,000 | 69 m |
| Apt 2 Meryvn Court, Crostwaite Park South, Dun Laoghaire | Jul 2025 | €510,000 | 102 m |
| 3 Silchester Gardens, Silchester Road, Glenagearyprice excludes VAT | Aug 2025 | €1,850,220 | 127 m |
| 5 Rus In Urbe Terrace, Glenageary Rd Lower, Dun Laoghaire | Nov 2025 | €2,150,000 | 136 m |
| 10 Myrtle Park, Dun Laoghaire, Dublin | Mar 2026 | €1,620,000 | 139 m |
| 10 Silchester Court, Glenageary, Dublin | Oct 2025 | €670,000 | 149 m |
| Marniche, 27 Crosthwaite Park West, Dun Laoghaire | Jun 2026 | €2,075,000 | 151 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 received21 May 2010
- Decision issued14 July 2010
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
Permission for development consisting of the demolition of the garden facade (13.5 sqm) of the existing…
Kish View, 14 Crosthwaite Park South, Dun Laoghaire, Co Dublin .
D14A/0268Dún Laoghaire–RathdownLodged 9 May 2014Alterations
- GrantedAt this site
Permission is sought for development. The development will consist of: reintegration of two separate garden…
12, Crosthwaite Park South, Dun Laoghaire, Co. Dublin
D14A/0439Dún Laoghaire–RathdownLodged 9 Jul 2014Change of use
- Granted30 m away
Permission is being sought for removal of section of wall between the lane and front garden to provide off…
12 Crosthwaite Park South, Dun Laoghaire, Co, Dublin (Protected Structure RPS 1382)
D22A/0604Dún Laoghaire–RathdownLodged 14 Nov 2022Alterations
- Granted40 m away
Planning retention is sought for the addition of a timber trellis fence (0.85m high) to a rear boundary wall,…
Ardara, Crosthwaite Park South, Dun Laoghaire, Co. Dublin
D12B/0284Dún Laoghaire–RathdownLodged 6 Sept 2012Retention
- Granted40 m away
Retention planning permission is sought for alterations to the front south west boundary iron railings and…
8, Crosthwaite Park South, Dun Laoghaire, Co Dublin, (A Protected Structure)
D22A/0003Dún Laoghaire–RathdownLodged 5 Jan 2022Retention
- Granted50 m away
Permission is sought to erect a 2 storey extension at front and side, single storey extension at rear. New…
Marlin, Crosthwaite Park West, Dun Laoghaire, Co. Dublin
D11A/0075Dún Laoghaire–RathdownLodged 30 Jun 2011Extension
- Granted60 m away
Conversion of existing garage, with first floor extension above, removal of existing 2 no side windows on 1st…
SAINT JUDES, CROSTHWAITE PARK WEST, DUN LAOGHAIRE, CO. DUBLIN
D06A/0050Dún Laoghaire–RathdownLodged 1 Sept 2006Extension
- Refused60 m away
Retention of use of a mews house as a caretakers flat. The mews is located to the rear of No. 4 Crosthwaite…
4, Crosthwaite Park South, Dun Laoghaire, Co. Dublin
D04A/0277Dún Laoghaire–RathdownLodged 18 Mar 2004Retention
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