Sliding Rock, Blackglen Road, Sandyford, Co. Dublin
Conversion of a detached garage into an accessible bedroom with a single-storey link to the main house.
D20A/0525 · Dun Laoghaire Rathdown County Council · Lodged 28 July 2020
- Reference
- D20A/0525
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 28 July 2020
Summary
AI-generatedThe proposed development consists of converting an existing detached garage into an accessible bedroom and en-suite bathroom. It includes minor elevational alterations and the construction of a single-storey link corridor to the main dwelling house.
- Storey
- 1
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 a proposed development comprising of the proposed conversion of an existing detached garage into an accessible bedroom & en-suite bathroom including minor alterations to elevations together with a single storey link to the main dwelling house.
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 |
|---|---|---|---|
| Pine Lodge, Blackglen Rd, Sandyford Dublin 18 | Apr 2026 | €925,000 | 111 m |
| 2 Lamb Doyles, Blackglen Roadprice excludes VAT | Apr 2026 | €1,101,322 | 149 m |
| 1 Lamb Doyles, Blackglen Roadprice excludes VAT | Apr 2026 | €1,145,374 | 162 m |
| Mountainview, Blackglen Rd, Sandyford Dublin 18 | Jul 2025 | €710,000 | 172 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 received28 July 2020
- Decision issued17 September 2020
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
Proposed single storey/ 2-storey detached dwelling and ancillary site development works including boundary…
Sliding Rock, Blackglen Road, Dublin 18, D18F6C0
D24A/0639/WEBDún Laoghaire–RathdownLodged 19 Aug 2024New dwelling
- GrantedAt this site
For the construction of an additional dwelling. The new dwelling is to be a detached two storey four bedroom…
Sliding Rock, Blackglen Road, Sandyford, Dublin 18
D06A/0579Dún Laoghaire–RathdownLodged 31 Jul 2006New dwelling
- Refused40 m away
Outline permission is sought for construction of 3 No. dwellings (2 No. 2 storey over part basement 5 bed…
Rathanna, Blackglen Road, Sandyford, Co. Dublin
D10A/0544Dún Laoghaire–RathdownLodged 30 Sept 2010New dwelling
- Invalid40 m away
The development will principally consist of the construction of 2 No. detached houses. House No. 1 will…
Rathanna House, Blackglen Road, Dublin 18, D18P7K6
D24A/0447/WEBDún Laoghaire–RathdownLodged 24 Jun 2024New dwelling
- Granted40 m away
The development will principally consist of the construction of 2 No. detached houses. House No. 1 will…
Rathanna House, Blackglen Road, Sandyford, Dublin 18, D18 P7K6
D24A/0497/WEBDún Laoghaire–RathdownLodged 28 Jan 2025New dwelling
- Exempt — no permission needed50 m away
2 dwellings
Rathanna House, Blackglen Road, Dublin 18, D18P7K6
V/045/24Dún Laoghaire–RathdownLodged 5 Jul 2024
- Refused80 m away
Permission for alterations to existing planning permission No. D05A/0940. Permission is sought to move both…
Corrie, Blackglen Road, Sandyford, Dublin 18
D10A/0573Dún Laoghaire–RathdownLodged 19 Oct 2010Alterations
- Granted80 m away
Permission for two no. detached two storey dwellings, for reduced ground level, new entrance, new driveways,…
CORRIE, BLACKGLEN ROAD, SANDYFORD, DUBLIN 18
D05A/0940Dún Laoghaire–RathdownLodged 10 Nov 2005New 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
Permission for single storey extension to front elevation and internal alterations to converted garage to…
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D19A/0931Dún Laoghaire–RathdownLodged 2 Dec 2019
- GrantedExtension
Permission for development consisting of a garage conversion and first floor extension to the side of the…
35, Nutgrove Park, Clonskeagh, Dublin 14
D13B/0258Dún Laoghaire–RathdownLodged 19 Jul 2013
- GrantedExtension
Permission for development consisting of conversion of existing single storey garage to bedroom and ensuite…
Sheil Cottage, Gordon Avenue, Foxrock, D18X0N8
D25B/0712/WEBDún Laoghaire–RathdownLodged 18 Dec 2025
- Awaiting decisionExtension
Permission for the demolition of existing garage to side of dwelling and construction of accessible bedroom…
1 Rahin Road , Ballylinan , Co. Laois
20432LaoisLodged 20 Aug 2020
- GrantedChange of use
Permission for change of use of existing ground floor of a detached garage into an additional 2 Bedrooms /…
Bear Lodge, 8 Ballybride Manor, Ballybride Road, Shankill, Dublin, D18A4E0
D21B/0077Dún Laoghaire–RathdownLodged 26 Apr 2021
- GrantedExtension
Permission for the conversion of the existing double garage to living accommodation with a single storey…
8 Grange Close , Muirhevnamore , Dundalk
2560683LouthLodged 24 Oct 2025
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