22 Blackthorn Green, Sandyford, Dublin 16
Alterations to a previously approved house to add an attic bedroom and dormer roof.
D14A/0666 · Dun Laoghaire Rathdown County Council · Lodged 15 October 2014
- Reference
- D14A/0666
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 15 October 2014
Summary
AI-generatedThe applicant is seeking alterations to a previously permitted two-storey house design. The changes include adding an additional bedroom and en-suite at attic level, along with a rear dormer roof and internal alterations.
- 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 alterations to previously granted planning permission d07a/0155/e (two storey, 3 bedroom semi detached house to side garden with new vehicular entrance to front). Alterations include an additional bedroom and en-suite at attic level with associated dormer roof to the rear and associated internal alterations.
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.
Built — construction complete
A commencement notice records works starting on 16 November 2015. A completion certificate was lodged on 20 December 2016.
3 commencement notices are linked to this development.
Recent sales nearby
within 500 m| Address | Date | Price | Distance |
|---|---|---|---|
| 35 Blackthorn Green, Sandyford, Dublin 16 | Jun 2025 | €565,000 | 46 m |
| 21 Blackthorn Green, Sandyford, Dublin 18not full market price | May 2025 | €275,000 | 56 m |
| 39 Blackthorn Green, Sandyford, Dublin 16 | Jul 2025 | €605,000 | 57 m |
| 5 Blackthorn Green, Sandyford, Dublin 18 | Jun 2025 | €570,000 | 66 m |
| 84 Moreen Ave, Sandyford, Dublin 18 | Dec 2025 | €530,000 | 117 m |
| 14 Moreen Ave, Sandyford, Dublin 16 | Aug 2025 | €560,000 | 125 m |
| 11 Greenlands, Sandyford Rd, Sandyford Dublin 18 | May 2026 | €575,000 | 147 m |
| 7 Blackthorn Court, Sandyford Rd, Dublin 16 | Oct 2025 | €360,000 | 182 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 received15 October 2014
- Decision issued9 December 2014
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 for alterations to previously granted planning permission, approved subject to conditions, Ref.…
22 Blackthorn Green, Sandyford, Dublin 16
D15A/0142Dún Laoghaire–RathdownLodged 4 Mar 2015Alterations
- GrantedAt this site
Permission sought for a two storey, 3 bedroom semi-detached house to side garden with new vehicular entrance…
22, Blackthorn Green, Sandyford, Dublin 16
D07A/0155Dún Laoghaire–RathdownLodged 16 Jan 2007New dwelling
- GrantedAt this site
Front extension consisting of porch and extended front room
24, Blackthorn Green, Sandyford, Dublin 16
D05B/0610Dún Laoghaire–RathdownLodged 9 Aug 2005Extension
- GrantedAt this site
Single storey extension to front of dwelling for use as lounge and porch with tiled roof matching adjoining…
26 Blackthorn Green, Sandyford, Dublin 18.
D02B/0590Dún Laoghaire–RathdownLodged 22 Jul 2002Extension
- Granted30 m away
Permission for the erection of new single storey hipped roof extension (area 33.28 sqmts) to front, side and…
28 Blackthorn Green, Sandyford, Dublin 16, D16EN81
D22B/0394Dún Laoghaire–RathdownLodged 9 Nov 2022Extension
- Granted30 m away
Retention of development which consists of a single storey domestic extension to the front
28, Blackthorn Green, Sandyford, Dublin 16
D02B/0624Dún Laoghaire–RathdownLodged 31 Jul 2002Retention
- Refused40 m away
Conversion of existing attic to new bedroom. [LOCATION] 33 Blackthorn Green, Sandyford, Dublin — [LOCATION]
33 Blackthorn Green, Sandyford, Dublin 18.
D02B/0535Dún Laoghaire–RathdownLodged 10 Jul 2002Extension
- Granted40 m away
Demolition of single storey side and rear extension, construction of two storey end of terrace house, new…
33, Blackthorn Green, Sandyford, Dublin 16
D05A/1074Dún Laoghaire–RathdownLodged 17 Oct 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.
- GrantedAlterations
Planning permission sought for development which will consist of alterations to existing planning permission…
72, Weston Park, Dundrum, Dublin 14
D09A/0866Dún Laoghaire–RathdownLodged 3 Dec 2009
- GrantedAlterations
Alterations to previously approved plans (Reg. Ref. D07A/0623) for a two storey extension to the side, single…
33, Woodbine Avenue, Booterstown, Co. Dublin
D07A/1699Dún Laoghaire–RathdownLodged 12 Dec 2007
- RefusedAlterations
Permission for alterations to previously approved plans for a two-storey dwelling (Reg. Ref. D07A/0507). The…
Site adjacent to 24 Ardbrugh Road, Dalkey, Co. Dublin
D15A/0363Dún Laoghaire–RathdownLodged 29 May 2015
- RefusedAlterations
Permission is sought for amendments to the previously approved Planning Permission Ref: D08A/0053, which…
4a, Saint Catherines Road, Glenageary, Co. Dublin
D16A/0740Dún Laoghaire–RathdownLodged 11 Oct 2016
- GrantedExtension
Revisions to previous planning permission D06B/0381 for construction and alterations to existing dwelling,…
18, Glenomena Park, Booterstown, Co. Dublin
D06B/1014Dún Laoghaire–RathdownLodged 22 Nov 2006
- GrantedExtension
Permission for alterations and extensions to the existing semi-detached dwelling comprising construction of a…
4 Mulvey Crescent, Mulvey Park, Dundrum, Dublin 14
D15B/0082Dún Laoghaire–RathdownLodged 20 Mar 2015
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