Side of existing house at 26 Greygates, Stillorgan Road, Mount Merrion, Co Dublin A94 P3X4
Construction of a new detached three-bedroom house with an attic to the side of an existing house.
D17A/0442 · Dun Laoghaire Rathdown County Council · Lodged 18 May 2017
- Reference
- D17A/0442
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 18 May 2017
Summary
AI-generatedThe development involves the demolition of an existing garage to construct a new detached, three-bedroom house with an attic to the side of the existing property. The project includes a rear dormer window, a subdivided site boundary, and two parking spaces using an existing entrance.
- Residential unit
- 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 construction of a new detached, 3-bed dwelling house with attic to side of no
- Access to the new dwelling house will be via the existing entrance from greenfield road with two car parking spaces to the front garden and all associated site development works. Proposals also provide for a dormer window at attic level to the rear, revised boundary treatments to sub-divide the site, including hard landscaping, connections to services, demolition of existing garage and new vehicul
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 |
|---|---|---|---|
| 28 Merrion Hall, Mount Merrion Ave, Blackrock | Feb 2025 | €600,000 | 88 m |
| St Anthonys, 19 Greygates, Stillorgan Rd | Oct 2025 | €1,650,000 | 138 m |
| 25 Booterstown Wood, Booterstown Ave, Booterstown | Dec 2025 | €538,000 | 145 m |
| Apartment 28, Booterstown Wood, Booterstown Avenue | Aug 2025 | €448,000 | 145 m |
| 26 Ashurst, Mount Merrion Ave, Blackrock | Aug 2025 | €510,500 | 151 m |
| 18 Greenfield Road, Mount Merrion, Blackrock | Oct 2025 | €1,350,000 | 170 m |
| 79 Merrion Park, Blackrock, Co Dublin | Nov 2025 | €1,330,000 | 171 m |
| 95 Merrion Park, Blackrock, Co. Dublin | Sept 2025 | €1,120,000 | 171 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 received18 May 2017
- Decision issued10 July 2017
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
Permission is sought for the extension and alterations of existing semi-detached dwelling. The development…
26 Greygates, Mount Merrion, County Dublin, A94 P3X4
D21A/0799Dún Laoghaire–RathdownLodged 7 Sept 2021Extension
- GrantedAt this site
Permission is sought for the extension and alterations of existing semi-detached dwelling. The development…
26 Greygates, Mount Merrion, County Dublin, A94 P3X4
D21A/0178Dún Laoghaire–RathdownLodged 3 Mar 2021Extension
- Granted30 m away
Alterations to existing planning permissions Reg. Ref. D07A/0805 & D06A/0408 to include revision to chimney,…
27, Greygates, Mount Merrion, Stillorgan Road, Co. Dublin
D07A/1296Dún Laoghaire–RathdownLodged 11 Sept 2007Alterations
- Granted30 m away
Permission is sought for alterations to existing planning application Reg Ref D06A/0408 to include proposed…
27, Greygates, Mount Merrion, Stillorgan Road, Co. Dublin
D07A/0805Dún Laoghaire–RathdownLodged 14 Jun 2007Extension
- Granted30 m away
For demolition of existing detached garage to side, construction of new full two-storey plus attic room,…
27, Greygates, Mount Merrion, Stillorgan Road, Co. Dublin
D06A/0408Dún Laoghaire–RathdownLodged 12 Sept 2006New dwelling
- Granted30 m away
Vary a previous approval (reg. ref. D07A/1296) for a construction of two storey house. The variation involves…
27, Greygates, Mount Merrion, Stillorgan Road, Co. Dublin
D08A/0332Dún Laoghaire–RathdownLodged 20 Mar 2008Alterations
- Granted30 m away
Permission for the erection of a new 5.2m x 1.85m x 2.8m high stainless steel and glass bus shelter with 2…
on N11 Stillorgan Road, (at Greenfield Road), Dun Laoghaire, Co. Dublin
D18A/0540Dún Laoghaire–RathdownLodged 6 Jun 2018Infrastructure
- Granted40 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
Related developments
Similar applications
Ranked by what these developments actually propose, not by matching words — so you can see how comparable applications were decided.
- GrantedNew dwelling
Permission for (1) The reduction in in the size of the existing garden and curtilage to the existing dwelling…
No. 26 The Orchards Ballynacubby Kinsale Co. Cork
25/4324corkLodged 3 Mar 2025
- Part granted, part refusedNew dwelling
Permission sought for the construction of a new two storey, 3 bedroom detached dwelling (to side of existing…
55 Sefton, Rochestown Avenue, Dun Laoghaire, Co. Dublin.
D08A/0905Dún Laoghaire–RathdownLodged 11 Aug 2008
- GrantedNew dwelling
Permission for (A) The demolition of an existing side garage and the development of a two storey rear…
1 Laurel Grove , Bishopstown , Cork
2140766Cork CityLodged 21 Dec 2021
- GrantedNew dwelling
Demolition of a single storey flat roof converted garage and boiler flue to the side of the existing…
50, Templeville Drive, Kimmage, Dublin 6W, D6W XE75
SD25A/0182WSouth DublinLodged 6 Aug 2025
- WithdrawnNew dwelling
Planning permission is sought for the construction of a new two storey, 3 bedroom detached dwelling (to side…
55, Sefton, Rochestown Avenue, Dun Laoghaire, Co. Dublin
D09A/0496Dún Laoghaire–RathdownLodged 9 Jul 2009
- GrantedNew dwelling
Planning permission for development. The development will consist of the following principal elements;1)…
21, Lakelands Crescent, Stillorgan, Co. Dublin
D17A/0237Dún Laoghaire–RathdownLodged 16 Mar 2017
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