18A, Saint Fintan's Villas, Deansgrange, Blackrock, Dublin, A94F6V9
Ground and first-floor extensions to the rear of the house, a new front porch, and an extension to the existing gym.
D23B/0318 · Dun Laoghaire Rathdown County Council · Lodged 5 July 2023
- Reference
- D23B/0318
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 5 July 2023
Summary
AI-generatedThe project involves a ground-floor rear extension with a pitched roof and roof lights, alongside a new front porch. A first-floor rear extension will add two bedrooms and a bathroom under a hipped roof. The existing gym will also be extended by 1.7 square meters.
- Floor area
- 158 m²
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
Extension of the ground floor to the rear comprising of reconfigured layouts with pitched roof over and associated fenestrations & roof lights. New porch area to the front & cill height to ground floor fenestration lowered. The construction of a first-floor extension to the rear comprising of 2 no. New bedroom & bathroom with associated fenestrations and hipped roof over. Reconfigured stairs and new main bedroom with a gross internal floor area of 157.6m2. Extension to existing gym by 1.7m2 i...
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 |
|---|---|---|---|
| 16 St Fintans Villas, Deans Grange, Blackrockprice excludes VAT | Jan 2026 | €1,092,511 | 15 m |
| 14 St Fintan'S Villas, Deansgrange, Blackrock | Apr 2026 | €480,000 | 47 m |
| 7 St Fintans Villas, Deans Grange, Blackrock | Jun 2026 | €725,000 | 84 m |
| 25 St Fintans Villas, Deansgrange, Dublin | Aug 2025 | €852,500 | 91 m |
| 33 St Fintans Park, Deans Grange, Blackrock | Dec 2025 | €570,000 | 104 m |
| 3 St Fintans Villas, Deans Grange, Dublin | Mar 2026 | €525,000 | 115 m |
| 4 St Fintans Park, Deans Grange, Blackrock | Feb 2025 | €552,000 | 131 m |
| 29 St Fintan's Villas, Deansgrange, Co Dublin | Sept 2025 | €508,000 | 133 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 received5 July 2023
- Decision issued25 August 2023
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
The development will consist of the demolition of existing ground floor extension to the rear. The…
18, St Fintans Villas, Deansgrange, Blackrock, Co Dublin, A94H5PO
D25B/0736Dún Laoghaire–RathdownLodged 22 Dec 2025Extension
- GrantedAt this site
Two storey dwelling to side
18, Saint Fintan's Villas, Deansgrange, Co. Dublin
D04A/0041Dún Laoghaire–RathdownLodged 16 Jan 2004New dwelling
- InvalidAt this site
Extension of the ground floor to the rear comprising of reconfigured layouts with pitched roof over and…
18A, Saint Fintan's Villas, Deansgrange, Blackrock, Dublin, A94F6V9
D23B/0237Dún Laoghaire–RathdownLodged 19 May 2023Extension
- Exempt — no permission neededAt this site
1 Dwelling
20, Saint Fintan's Villas, Deansgrange, Co. Dublin, A94E6N7
V/028/23Dún Laoghaire–RathdownLodged 3 May 2023
- GrantedAt this site
Demolition of existing bungalow, with granny flat (89sqm), and construction of two storey, 4 bedroom dwelling…
16 Saint Fintans Villas, Deansgrange, Blackrock, Dublin, A94RT93
D23A/0487Dún Laoghaire–RathdownLodged 31 Oct 2023New dwelling
- InvalidAt this site
Partial demolition (25sqm) and reconfiguration of existing bungalow (89sqm) with ground floor extension to…
16, Saint Fintan's Villas, Deansgrange, Blackrock, Dublin, A94RT93
D23A/0324Dún Laoghaire–RathdownLodged 16 May 2023Extension
- GrantedAt this site
To construct alterations and additions to rear at ground and first floor level
20, Saint Fintan's Villas, Deansgrange, Co. Dublin
D05B/0276Dún Laoghaire–RathdownLodged 19 Apr 2005Extension
- GrantedAt this site
Single storey dwelling to rear with new front entrance
16, Saint Fintans Villas, Deansgrange, Blackrock, Co. Dublin
D07A/1226Dún Laoghaire–RathdownLodged 17 Apr 2008New 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.
- GrantedExtension
Single storey extension to existing garage to contain gym space, construction of new single storey extension…
34, Hampton Park, Saint Helen's Wood, Booterstown, Co. Dublin
D06B/1005Dún Laoghaire–RathdownLodged 17 Nov 2006
- GrantedExtension
Demolition of part ground and first floor to the rear. The construction of a new 2 storey rear extension…
23, Library Road, Dun Laoghaire, Dublin, A96F9W9
D23B/0321Dún Laoghaire–RathdownLodged 5 Jul 2023
- GrantedExtension
Construction of a two storey extension to the side of the existing dwelling and alteration of the existing…
1, Bewley Drive, Lucan, Co. Dublin
SD11B/0204South DublinLodged 31 May 2011
- InvalidExtension
Extension of the ground floor to the rear comprising of reconfigured layouts with pitched roof over and…
18A, Saint Fintan's Villas, Deansgrange, Blackrock, Dublin, A94F6V9
D23B/0237Dún Laoghaire–RathdownLodged 19 May 2023
- GrantedExtension
Renovation and extension of existing dwelling to include: 1/ Demolition of existing single storey living room…
1, Gracefield Road, Artane, Dublin 5, D05 CT88
WEB1448/20Dublin CityLodged 15 Jul 2020
- GrantedExtension
A) Ground floor extension to rear of existing dwelling (2.2 msq storage). b) First floor extension to rear of…
Rhoda Cottage , Putland Road , Bray Co. Wicklow
21525WicklowLodged 6 May 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.