22, Greygates, Stillorgan Road, Blackrock, Co. Dublin, A94 N6W7
Demolish single-storey side and rear structures to build a new two-storey rear extension.
D20A/0239 · Dun Laoghaire Rathdown County Council · Lodged 5 August 2020
- Reference
- D20A/0239
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 5 August 2020
Summary
AI-generatedThe development consists of the demolition of existing single-storey structures to the side and rear of the house. It will be replaced with a new two-storey rear extension, rooflights, and associated internal and external alterations.
- 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 development. The development will consist of the demolition of single storey structrures to rear and side, construction of a two-storey structure to rear, 1 no. Rooflight to rear, 1 no. Rooflight to front, associated internal alterations external facade alterations and associated works.
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 |
|---|---|---|---|
| St Anthonys, 19 Greygates, Stillorgan Rd | Oct 2025 | €1,650,000 | 41 m |
| 25 Booterstown Wood, Booterstown Ave, Booterstown | Dec 2025 | €538,000 | 83 m |
| Apartment 28, Booterstown Wood, Booterstown Avenue | Aug 2025 | €448,000 | 83 m |
| Apartment 9 Greygates, Roebuck Ave, Mount Merrionprice excludes VAT | Jan 2026 | €190,000 | 113 m |
| Apartment No. 7, Greysgate Hall, Mount Merrion | Jan 2025 | €640,000 | 113 m |
| 41 Booterstown Wood, South Hill Park, Booterstown | May 2026 | €565,000 | 116 m |
| Apt 45 Booterstown Wood, Booterstown Avenue, Booterstown | Jul 2026 | €360,000 | 116 m |
| Apt 26 The Heron Building, Thornwood, Booterstown Ave | May 2026 | €460,250 | 148 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 August 2020
- Decision issued28 August 2020
In the area
Applications near this site
Other planning applications within about 500 m — what else is being proposed or built nearby.
- InvalidAt this site
Permission for a two storey extension to the side, fore & rear of existing house, with new attic dormer to…
23 Greygates, Stillorgan Road, Blackrock, Co. Dublin A94X3Y4
D20B/0218Dún Laoghaire–RathdownLodged 22 Jul 2020Extension
- GrantedAt this site
Permission for a two storey extension to the side, fore & rear of existing house, with new attic dormer to…
23 Greygates, Stillorgan Road, Blackrock, Co. Dublin A94X3Y4
D20B/0260Dún Laoghaire–RathdownLodged 2 Sept 2020Extension
- Granted40 m away
Extension to rear of existing dwelling part single storey, part two storey, including associated ground works…
5 Greenfield Road, Mount Merrion, Co. Dublin.
D02B/0434Dún Laoghaire–RathdownLodged 10 Jun 2002Extension
- Granted50 m away
Permission for the construction of a single storey extension to the side of the existing two storey house.…
1, Greenfield Road, Mount Merrion, Co. Dublin
D14B/0083Dún Laoghaire–RathdownLodged 10 Mar 2014Extension
- Granted50 m away
Demolition of existing single storey garage to side and kitchen and dining room extension to rear, and…
7, Greenfield Road, Mount Merrion, Co. Dublin
D08B/0649Dún Laoghaire–RathdownLodged 29 Aug 2008Extension
- Granted60 m away
Amendments to previously approved planning permission (Planning Reg. Ref. D08B/0649) to include amendments to…
7, Greenfield Road, Mount Merrion, Co. Dublin
D08B/0852Dún Laoghaire–RathdownLodged 19 Dec 2008Alterations
- Granted60 m away
The development will consist of — Construction of a single storey extension to the rear(west) of the property
25, Greygates, Stillorgan Road, Blackrock, Dublin, A94E2X0
D24A/0494/WEBDún Laoghaire–RathdownLodged 5 Jul 2024Extension
- Granted60 m away
Replacement of existing main front boundary walls and hedge to frontageson Greenfield Road and their…
25, Greygates, Mount Merrion, Co Dublin
D06A/1672Dún Laoghaire–RathdownLodged 20 Nov 2006Alterations
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 development. The development will consist of the demolition of 2 NO. single storey structures…
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Permission for development which will consist of the demolition of the existing single storey side…
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D22B/0112Dún Laoghaire–RathdownLodged 21 Mar 2022
- GrantedExtension
Permission for development at this site. The development will consist of — Demolition of single storey…
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D15A/0782Dún Laoghaire–RathdownLodged 7 Dec 2015
- GrantedExtension
Permission for the demolition of single storey structures to rear and side, construction of one-storey…
12 Grange Park, Dublin D18 Y7H2
D19B/0059Dún Laoghaire–RathdownLodged 7 Feb 2019
- GrantedExtension
The development will consist of — Demolition of existing single storey rear extension
6, Fingal Place, Stoneybatter, Dublin 7
3031/22Dublin CityLodged 11 Jan 2022
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