78 Trimleston Park, Booterstown, Co Dublin
Front, side, and rear extensions to a house, along with an attic conversion.
D16B/0404 · Dun Laoghaire Rathdown County Council · Lodged 8 December 2016
- Reference
- D16B/0404
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 8 December 2016
Summary
AI-generatedThe proposed works include a front extension to align the facade, replacing a flat roof on the side, and adding a new roof over the front balcony. It also involves replacing the rear extension, removing a side chimney flue, and converting the attic into an open-plan study for non-habitable use.
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 front extension to remove step in facade with pitch roof to be lengthened and replace flat roof on side. New roof over existing front balcony and replace balcony door with window and replace porch door with larger glazed one. Remove side chimney flue, move side windows and make smaller on ground floor and replace rear extension with new one. Attic conversion into open plan study for non-habitable purposes along with associated site work.
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.
Built — construction complete
A commencement notice records works starting on 6 April 2017.
Recent sales nearby
within 500 m| Address | Date | Price | Distance |
|---|---|---|---|
| 55 Trimleston Gardens, Booterstown, Co Dublin | Mar 2026 | €1,030,000 | 111 m |
| 36 Dornden Park, Booterstown, Dublin | Sept 2025 | €1,311,000 | 118 m |
| 53 Trimleston Gardens, Booterstown, Dublin | May 2025 | €1,160,000 | 125 m |
| 80 Trimleston Gardens, Booterstown, Dublin | Mar 2026 | €985,000 | 133 m |
| 74 Fosterbrook, Stillorgan Rd, Stillorgan | May 2025 | €845,000 | 150 m |
| 76 Fosterbrook, Stillorgan Rd, Dublin | Dec 2025 | €905,000 | 159 m |
| 69 Fosterbrook, Booterstown, Blackrock | Jan 2025 | €1,165,000 | 172 m |
| 46 Trimleston Gardens, Booterstown, Dublin | Jan 2025 | €1,200,000 | 175 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 received8 December 2016
- Decision issued12 January 2017
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 new car and pedestrian entrance and the removal of condition 12 of…
78A, Trimleston Park, Booterstown, Co Dublin
D13A/0248Dún Laoghaire–RathdownLodged 17 May 2013Alterations
- Granted40 m away
Construction of two storey extension to front facade, together with raising of existing roof ridge line to…
98, Trimleston Gardens, Booterstown, Co. Dublin.
D04A/0592Dún Laoghaire–RathdownLodged 31 May 2004Extension
- Granted50 m away
Permission for development consisting of the erection of two solar electric panels
3, Dornden Park, Blackrock, Co Dublin
D13B/0246Dún Laoghaire–RathdownLodged 15 Jul 2013Alterations
- Granted50 m away
Permission is sought for a first floor extension over existing garage to side
72, Trimleston Park, Booterstown, Co. Dublin
D09B/0502Dún Laoghaire–RathdownLodged 9 Dec 2009Extension
- Granted60 m away
Permission for demolition of existing single storey extension (c.13 sqm) to side of existing two storey house…
68 Trimleston Gardens, Blackrock, Co Dublin
D16B/0268Dún Laoghaire–RathdownLodged 22 Jun 2016Extension
- Granted60 m away
Demolition of existing occupied single storey separate dwelling unit (c.24.73 sq.m.) at side of existing 2…
3, Trimleston Road, Booterstown, Co. Dublin
D04A/0497Dún Laoghaire–RathdownLodged 10 May 2004New dwelling
- Granted60 m away
Permission is sought for alterations and additions to the existing semi-detached house including — First…
94, Trimleston Gardens, Booterstown, Blackrock, Dublin 4
D19B/0269Dún Laoghaire–RathdownLodged 31 May 2019Extension
- Invalid60 m away
Demolition of the existing, occupied, single storey separate dwelling unit (c.24.73m2) at side of existing…
3, Trimleston Road, Booterstown, Co. Dublin
D04A/0172Dún Laoghaire–RathdownLodged 19 Feb 2004New dwelling
Related developments
Similar applications
Ranked by what these developments actually propose, not by matching words — so you can see how comparable applications were decided.
- WithdrawnExtension
Permission for (1) conversion of attic into a study, with a dormer to the rear, with two number roof lights…
32, Dundela Park, Glenageary, Co Dublin, A96E8D9
D20B/0435Dún Laoghaire–RathdownLodged 23 Dec 2020
- GrantedExtension
Permission is sought for — New ground floor extension side/rear
44, St Helen's Road, Mount Merrion, Blackrock, Co Dublin, A94P865
D20A/1005Dún Laoghaire–RathdownLodged 15 Apr 2021
- RefusedExtension
Permission sought for extension along front of house (part single storey, part two storey), single storey…
13, Broadford Close, Ballinteer, Dublin 16, D16TX36
D21B/0157Dún Laoghaire–RathdownLodged 31 Mar 2021
- WithdrawnExtension
Permission for the following works: A) Proposed two story pitched roof extension to side with a single story…
1 Glencairn Thicket, The Gallops, Leopardstown, Dublin 18 (D18V2X7)
D22B/0076Dún Laoghaire–RathdownLodged 18 Feb 2022
- GrantedExtension
Permission for the construction of a first-floor extension with a pitched roof, habitable status attic…
49 Quay Street, Skerries, Co Dublin, K34 V789
F25A/0454EFingalLodged 21 May 2025
- GrantedExtension
Permission is sought for — Demolish single storey extension to side
Hoylake, Sandyford Road, Sandyford, Dublin 18
D19B/0514Dún Laoghaire–RathdownLodged 13 Dec 2019
Community
Discussion
What local people think about this application.
Community sentiment
No votes yetNobody has voted on this application yet.
Community sentiment — a straw poll of people who visited this page, not a statutory submission. To make a valid observation you must submit it to the planning authority.
Sign in to have your say on this application.
No comments yet. Be the first to say what you think about this application.
Sign in to join the discussion on this application.
Comments are moderated and are the opinions of the people who wrote them. They form no part of the statutory planning process — to make a valid observation you must submit it to the planning authority.