5 Trimleston Avenue, Booterstown, Blackrock, Co Dublin A94 V254
First floor extension, attic bedroom conversion, and widened driveway access at a semi-detached house in Booterstown.
D19A/0335 · Dun Laoghaire Rathdown County Council · Lodged 16 May 2019
- Reference
- D19A/0335
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 16 May 2019
Summary
AI-generatedThe development includes the construction of a new first-floor extension with a rooflight to the front. It also proposes internal alterations to create a new bedroom in the existing attic, widening of the front vehicular and pedestrian access, and associated landscaping.
- 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 the following works to the two storey with attic, semi-detached dwelling: construction of a new first floor extension with 1 no. Roof light to the front elevation: internal amendments to include new bedroom at existing attic level: widening of existing vehicular and pedestrian access on front boundary wall: all associated landscaping to front garden, drainage and site development 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 |
|---|---|---|---|
| 3 Trimleston Ave, Booterstown, Dublinnot full market price | Jun 2026 | €370,000 | 23 m |
| 25 Bellevue Court, Dornden Park, Booterstownnot full market price | Jun 2025 | €251,674 | 140 m |
| 23 Bellevue Court, Booterstown, Dublin | Jan 2026 | €436,000 | 140 m |
| 36 Dornden Park, Booterstown, Dublin | Sept 2025 | €1,311,000 | 171 m |
| 221 Llandaff Terrace, Elm Park, Merrion | Jan 2026 | €790,000 | 202 m |
| 219 Llandaff Terrace, Merrion Road, Dublin 4 | Jan 2025 | €1,050,000 | 211 m |
| 80 Trimleston Gardens, Booterstown, Dublin | Mar 2026 | €985,000 | 254 m |
| 55 Trimleston Gardens, Booterstown, Co Dublin | Mar 2026 | €1,030,000 | 281 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 received16 May 2019
- Decision issued9 July 2019
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 planning permission sought for the construction of a single storey extension to the side and rear…
5, Trimleston Avenue, Booterstown, Co. Dublin.
D06B/0432Dún Laoghaire–RathdownLodged 4 Jan 2007Retention
- GrantedAt this site
For demolition of existing outhouses construction of a two storey extension to the side; a single storey…
4, Trimleston Avenue, Booterstown Co. Dublin
D05A/1293Dún Laoghaire–RathdownLodged 15 Dec 2005Extension
- Granted30 m away
Permission is sought for conversion of existing ground floor garage to bathroom and utility room
8, Trimleston Avenue, Booterstown, Co. Dublin
D08B/0419Dún Laoghaire–RathdownLodged 4 Jun 2008Extension
- Granted30 m away
Permission for works to existing part single, part two storey mixed use building, including conversion of the…
2 Trimleston Avenue, Booterstown, Blackrock, Co Dublin
D16A/0044Dún Laoghaire–RathdownLodged 28 Jan 2016Change of use
- Granted30 m away
For the demolition of part of the first floor (area 6 sqm approx) and construction of a first floor extension…
123, St. Helen's Road, Booterstown, Co. Dublin
D07B/0839Dún Laoghaire–RathdownLodged 27 Sept 2007Extension
- Granted40 m away
First floor extension on the footprint of the existing garage (overhanging by 0.81 m to the side; over side…
127, Saint Helen's Road, Blackrock, Dublin
D06A/1164Dún Laoghaire–RathdownLodged 11 Aug 2006Extension
- Granted40 m away
Application for single storey garage conversion and single storey extension all to side of existing house,…
1, Trimleston Avenue, Booterstown, Co. Dublin, A94 N9F2
D20A/0125Dún Laoghaire–RathdownLodged 17 Feb 2020Extension
- Granted40 m away
To construct a proposed first floor extension over an existing garage to the south west side of an existing…
10, Trimleston Avenue, Booterstown, Co. Dublin
D05B/0748Dún Laoghaire–RathdownLodged 17 Oct 2005Extension
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 is sought for the extension and alterations of existing semi-detached dwelling. The development…
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WEB1938/22Dublin CityLodged 11 Oct 2022
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Permission for alterations and extensions to existing semi-detached single-storey dwelling consisting of:…
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2241642Cork CityLodged 16 Dec 2022
- GrantedExtension
Permission for single storey extension at ground floor to the front of existing dwelling, internal…
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244958corkLodged 27 May 2024
- GrantedExtension
Permission for — construction of a single storey extension to the rear & a two storey extension to the side…
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25/4132corkLodged 4 Feb 2025
- GrantedExtension
Permission is sought for alterations to an existing semi detached two storey dwelling including — The…
134, Foxrock Park, Foxrock, Dublin 18
D16A/0764Dún Laoghaire–RathdownLodged 18 Oct 2016
- InvalidExtension
Permission is sought for a first floor extension to the side of an existing 2-storey semi-detached dwelling…
131 Gaybrook Lawns, Malahide, Co. Dublin, K36 AK76
F24A/1007EFingalLodged 13 Nov 2024
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