10, Granville Road, Blackrock, Dublin, A94CH24
Extensive extensions and alterations to a dormer bungalow in Blackrock.
D25A/0895/WEB · Dun Laoghaire Rathdown County Council · Lodged 24 November 2025
- Reference
- D25A/0895/WEB
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 24 November 2025
Summary
AI-generatedThe development includes a single-storey front porch extension, new bay and dormer windows, a first-floor extension over the existing garage, a rear dormer and bedroom projection, and a relocated vehicular entrance with new piers and gates.
- 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
Development to the existing dormer bungalow detached house with pitched roof with single storey adjoining domestic garage with flat roof to the side, internal space is split level. Full planning permission is sought for the following to front elevation - a single storey flat roof porch extension with canopy, a new bay window, new dormer windows and roof lights on first floor, a proposed flat roof extension on first floor over the existing adjoining domestic garage, the garage now used as part of the house. To the rear elevation, an addition of a dormer and a projected box from one of the bedrooms & rooflight with changes to the ground floor glazing design. Minor changes on the elevations with glazing and internally to allow the new design. A change in position of the existing vehicle entrance. Allowing for a new piers and gate. Maintain connection to public sewerage and surface water and all ancillary site works.
Built & 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 |
|---|---|---|---|
| 10 Granville Rd, Blackrock, Dublin | May 2025 | €1,320,000 | 26 m |
| 5 Knocksinna Wood, Blackrock, Co. Dublin | Jul 2025 | €1,010,000 | 48 m |
| 3 Knocksinna Wood, Blackrock, County Dublin | Mar 2026 | €1,130,000 | 57 m |
| Reendonegan, Granvillle Rd, Blackrock | Apr 2026 | €2,397,500 | 68 m |
| Amberly, 17a Granville Rd, Blackrock | Jan 2025 | €1,255,000 | 109 m |
| 17 Granville Rd, Blackrock, Dublin | Aug 2025 | €2,030,000 | 113 m |
| 14 New Park, Whitecross, Blackrock | Dec 2025 | €590,000 | 246 m |
| Ardagh Lodge, Newtownpark Ave, Blackrock | Oct 2025 | €475,000 | 246 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 received24 November 2025
- Decision due10 April 2026
- Decision issued9 April 2026
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
Full planning permission for the following to the existing fully serviced semi-detached dormer style bungalow…
13, Grotto Avenue, Booterstown, Blackrock, Dublin, A94H2K8
D23B/0366Dún Laoghaire–RathdownLodged 4 Aug 2023
- GrantedExtension
Planning permission for development consisting of the — The demolition of existing detached garage to the…
8 Sorrento Drive, Dalkey,, Co. Dublin.
D17A/0730Dún Laoghaire–RathdownLodged 14 Nov 2017
- GrantedExtension
The development will consist of the construction of a rear extension, a ground-floor side extension,…
Avon Cottage, 11 Hainault Park, Foxrock, Dublin 18, D18V1H1
D25A/0164Dún Laoghaire–RathdownLodged 3 Mar 2025
- GrantedExtension
Full planning permission to extend existing detached dormer bungalow. Extension renovation to include the…
St. Josephs, Tootenhill, Rathcoole, Co. Dublin, D24CY51
SD25B/0582WSouth DublinLodged 2 Oct 2025
- InvalidExtension
Permission for the extension and alteration of existing dormer bungalow, to include; replacement of existing…
Crofton, Killiney Road, Killiney, Co Dublin
D14A/0816Dún Laoghaire–RathdownLodged 12 Dec 2014
- Awaiting decisionRetention
Is being sought for conversion of existing bungalow to a dormer style house incorporating new first floor two…
Smartcastle West , Kilmacow , Co Kilkenny
1973KilkennyLodged 14 Feb 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.