1 Grange Grove, Deansgrange, Blackrock, Dublin, A94 W525
Conversion of an existing garage into a habitable space.
REF8925 · Dun Laoghaire Rathdown County Council · Lodged 9 May 2025
- Reference
- REF8925
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Section 5
- Received
- 9 May 2025
Summary
AI-generatedThis Section 5 application seeks to convert an existing garage into a habitable space ancillary to the main dwelling. Works include externally insulating the garage walls, replacing the garage door with a new door and glazed system, and adding a new window on the east elevation.
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
To convert the existing garage to a habitable space ancillary to the existing dwelling by externally insulating the walls of existing garage and integrating a new door and glazed system in place of the currently existing garage door and a new window on the east elevation wall of the garage.
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 |
|---|---|---|---|
| 12 Grange Grove, Stradbrook, Blackrock | Feb 2026 | €580,000 | 66 m |
| Rock View, Deans Grange Rd, Blackrock | Jun 2026 | €1,142,500 | 81 m |
| 138 Rockford Park, Blackrock, Dublinnot full market price | Aug 2025 | €450,000 | 133 m |
| 88 Rockford Park, Blackrock Dublin 6, Dublin | Nov 2025 | €685,000 | 137 m |
| 87 Rockford Park, Blackrock, Dublin | Dec 2025 | €502,000 | 139 m |
| 29a Brookville Park, Blackrock, Co Dublinnot full market price | Jan 2025 | €392,000 | 143 m |
| 17 Deansgrange Road, Blackrock, Co Dublin | Aug 2025 | €1,020,000 | 151 m |
| 32 Springhill Park, Blackrock, Dublinnot full market price | Dec 2025 | €533,333 | 176 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 received9 May 2025
- Decision due5 June 2025
- Decision issued29 May 2025
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
Two storey extension of 27m2 to the side of existing house
Woodland, Deansgrange Road, Blackrock, Co Dublin
D02B/0956Dún Laoghaire–RathdownLodged 19 Dec 2002Extension
- GrantedAt this site
Permission for retention for a single storey, ground floor, kitchen and dining room rear extension
Woodland, Deansgrange Road, Blackrock, Co Dublin
D14B/0274Dún Laoghaire–RathdownLodged 31 Jul 2014Retention
- Granted30 m away
Permission is sought for Retention of single storey flat roof extension — 40m2 - to the side and rear of the…
4, Grange Grove, Deansgrange, Blackrock, County Dublin
D23B/0305Dún Laoghaire–RathdownLodged 28 Jun 2023Retention
- Granted30 m away
Permission for a single storey side extension to an existing house comprising of kitchen extension, utility…
5, Grange Grove, Deansgrange, Blackrock, Co. Dublin
D16B/0229Dún Laoghaire–RathdownLodged 1 Jun 2016Extension
- Granted50 m away
Permission sought for retention of single storey flat roof extension at the side and rear of existing house,…
10, Grange Grove, Deansgrange, Blackrock, Dublin, A94V592
D24B/0342Dún Laoghaire–RathdownLodged 29 Jul 2024Retention
- Granted60 m away
Permission is sought for development which will consist of — The demolition of the two existing side…
Branchfield, Deansgrange Road, Blackrock, Co. Dublin
D10A/0557Dún Laoghaire–RathdownLodged 6 Oct 2010Extension
- Granted60 m away
To construct a single storey kitchen/utility extension (with rooflights to the front face of the roof) to the…
9, Grange Grove, Blackrock, Co. Dublin
D04B/0776Dún Laoghaire–RathdownLodged 27 Oct 2004Extension
- Granted70 m away
Attic dormer to the rear, new rooflight to the front, blocking an existing window opening to the side,…
Arvela, 3 Deansgrange Road, Deansgrange, Blackrock, Dublin, A94K2P2
D24B/0024Dún Laoghaire–RathdownLodged 25 Jan 2024Extension
Related developments
Similar applications
Ranked by what these developments actually propose, not by matching words — so you can see how comparable applications were decided.
- Awaiting decisionExtension
Conversion of an existing attached garage into a habitable room, the extension of this structure to the front…
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119 Shantalla Road, Beaumont, Dublin 9, D09VW52
3393/25Dublin CityLodged 19 Sept 2025
- GrantedExtension
The conversion of an existing attached garage to habitable space, construction of extension to rear of…
Peafield Road , Milltown , Limerick
24354LimerickLodged 13 Sept 2024
- GrantedExtension
The conversion of the existing garage to a living space, including the replacement of the existing garage…
27, Saval Park Gardens, Dalkey, Dublin, A96XV21
D23A/0684Dún Laoghaire–RathdownLodged 2 Nov 2023
- GrantedExtension
(a) Conversion and extension of existing garage for use as bedroom and and shower room; (b) construction of…
12, Anne Devlin Road, Dublin 14
SD12B/0119South DublinLodged 10 May 2012
- GrantedExtension
Conversion of existing integral garage to living space ancillary to the main dwelling including modifications…
Rathgoggan North, Charleville, ,
097469corkLodged 28 Oct 2009
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