42, Greygates, Stillorgan Road, Mount Merrion Co. Dublin
Single-storey rear extension, raising an existing rear roof, and building a new front boundary wall.
D12B/0237 · Dun Laoghaire Rathdown County Council · Lodged 13 July 2012
- Reference
- D12B/0237
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 13 July 2012
Summary
AI-generatedThe project involves a 10 square metre single-storey rear extension and raising the roof of an existing rear extension by 340mm. It also includes replacing the low front and side boundary wall with a new 2.14m high pebble-dashed wall, pedestrian gate, and piers.
- Storey
- 1
- Floor area
- 10 m²
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 is sought for a single storey extension (10m2) to the rear of the existing dwelling, raising the roof of the existing single storey extension also at the rear of the dwelling by 340mm, removal of the existing 970mm high front and part side boundary wall and replacing it with a 2140mm high pebble dashed wall with brick capping together with a new timber pedestrian gate, piers and associated site 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 |
|---|---|---|---|
| 30 Treesdale, Stillorgan Rd, Stillorgan | Oct 2025 | €985,000 | 200 m |
| 1b Priory Drive, Stillorgan, Co Dublinnot full market price | May 2026 | €173,359 | 202 m |
| 29 Sycamore Road, Mount Merrion, Co Dublin | Sept 2025 | €1,785,000 | 209 m |
| 3a The Willows, Priory, Stillorgan | May 2026 | €995,000 | 216 m |
| 4 Dualla Court, Stillorgan Rd, Stillorgan | Jan 2025 | €485,000 | 226 m |
| 16a Woodlands Park, Blackrock, Dublin | Nov 2025 | €1,250,000 | 235 m |
| Auburn, Old Dublin Rd, Stillorgan | Apr 2026 | €1,455,000 | 248 m |
| 19 woodlands park, blackrockprice excludes VAT | May 2026 | €1,013,216 | 256 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 received13 July 2012
- Decision issued29 August 2012
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
Demolition of an existing garage and out building and the construction of a 2 storey detached house with…
42, GREYGATES, STILLORGAN ROAD, BLACKROCK, CO. DUBLIN
D04A/0846Dún Laoghaire–RathdownLodged 27 Jul 2004New dwelling
- GrantedAt this site
Demolition of an existing garage and out building and the construction of a single storey detached house with…
Rear of 42 Greygates, Stillorgan Road, Blackrock, Co. Dublin.
D06A/0132Dún Laoghaire–RathdownLodged 2 Feb 2006New dwelling
- Refused30 m away
Construction of a two storey extension to the side/ front and a single storey extension to the rear, with…
1, Trees Road, Mount Merrion, Co. Dublin
D06B/0752Dún Laoghaire–RathdownLodged 17 Aug 2006Extension
- Granted30 m away
Construction of a two storey extension to the side/front and a single storey extension to the rear, with…
1, Trees Road Lower, Mount Merrion, Co. Dublin
D07B/0051Dún Laoghaire–RathdownLodged 22 Jan 2007Extension
- Granted40 m away
Construction of a revised two storey detached house type, of area c. 135 sq.m in lieu of single storey…
43 Greygates, Stillorgan Road, Mount Merrion,Co.Dublin.
D04A/1530Dún Laoghaire–RathdownLodged 21 Dec 2004New dwelling
- Granted40 m away
Permission for construction of a single storey extension with flat roof and roof light to the rear of…
3 Trees Road, Mount Merrion, Co Dublin A94 X9Y0
D19B/0286Dún Laoghaire–RathdownLodged 10 Jun 2019Extension
- Granted40 m away
Permission for construction of two storey extension to the side/rear; a single storey extension to the rear…
3, Trees Road, Mount Merrion, Co. Dublin
D13A/0626Dún Laoghaire–RathdownLodged 26 Nov 2013Extension
- Refused40 m away
Permission for retention of sash windows to front elevation
3 Trees Road, Mount Merrion, Co Dublin
D14B/0342Dún Laoghaire–RathdownLodged 13 Oct 2014Retention
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Ranked by what these developments actually propose, not by matching words — so you can see how comparable applications were decided.
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