112 Hillside, Dalkey, Co. Dublin
First floor side extension, two-storey rear extension, attic conversion with dormer, and garage conversion at 112 Hillside, Dalkey.
D20B/0140 · Dun Laoghaire Rathdown County Council · Lodged 20 May 2020
- Reference
- D20B/0140
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 20 May 2020
Summary
AI-generatedThe application seeks permission for a first-floor side extension with a hipped roof and a two-storey rear extension with a flat roof. It also includes converting the attic to living space with a new rear dormer window, and converting the attached garage into living accommodation.
- 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
- Erect fully serviced first floor extension to the side of existing dwelling with hipped roof
- Erect fully serviced two storey extension to the rear of existing dwelling with flat roof
- Convert existing attic to living accommodation and construct new dormer window to the rear of the roof
- Convert existing attached domestic garage to living accommodation and all internal and external modifications and associated site works
Built & 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 30 March 2022.
Notified floor area: 180.4 m²
Recent sales nearby
within 500 m| Address | Date | Price | Distance |
|---|---|---|---|
| 111 Hillside, Dalkey, Dublin | Oct 2025 | €1,115,000 | 13 m |
| 36 Barnhill Place, Barnhill Road, Dalkeyprice excludes VAT | Apr 2026 | €1,189,427 | 36 m |
| 108 Hillside, Dalkey, Dublin | Jun 2025 | €1,275,000 | 39 m |
| Apt 30 Barnhill Place, Dalkeyprice excludes VAT | Feb 2026 | €506,607 | 53 m |
| 118 Hillside, Dalkey, Co Dublin | Jan 2025 | €837,500 | 62 m |
| 21 Barnhill Place, Barnhill Road, Dalkeyprice excludes VAT | Dec 2025 | €527,523 | 71 m |
| 128 Hillside, Dalkey, Dublin | May 2026 | €995,000 | 131 m |
| 29 Hillside, Dalkey, Co Dublin | May 2026 | €1,020,000 | 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 received20 May 2020
- Decision issued7 July 2020
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 new single storey extension to rear of dwelling
94 Carrickhill Rise, Portmarnock, Co Dublin, D13 K2E5
F25A/0362EFingalLodged 28 Apr 2025
- GrantedExtension
Permission for development for an extension to the existing dwelling to include the conversion of existing…
16 Weston Road, Churchtown, Dublin 14
D20A/0762Dún Laoghaire–RathdownLodged 20 Oct 2020
- Awaiting decisionExtension
Permission to convert existing attached garage to habitable living space. A first floor extension above this…
Mounthamilton , Dundalk , Co Louth
19688LouthLodged 27 Aug 2019
- GrantedExtension
Permission for (a) conversion of attic space to storage space with dormer roof to rear roof elevation, (b)…
50 Naas Road, Inchicore, Dublin 12
3462/23Dublin CityLodged 29 Mar 2023
- InvalidExtension
Permission for a) Flat-roofed, single-storey, ground-floor extensions to the front, side and rear, b)…
17, Wynberg Park, Blackrock, Dublin, A94P8Y9
D24A/0300Dún Laoghaire–RathdownLodged 1 May 2024
- GrantedExtension
Permission for an extension to a dwelling. The development will consist of — Construction of a 41m2 rear…
87 Sandyford Road, Dundrum, Dublin 16, (D16R588)
D21B/0268Dún Laoghaire–RathdownLodged 5 Aug 2021
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.