21, Seafield Crescent, Booterstown, Co. Dublin
Extensions and roof alterations to a house on Seafield Crescent.
D11B/0118 · Dun Laoghaire Rathdown County Council · Lodged 6 April 2011
- Reference
- D11B/0118
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 6 April 2011
Summary
AI-generatedPlanning permission is sought for a single-storey rear kitchen extension, an extension to the existing attic conversion, and a front porch extension. The works also involve changing the hip end roof to a gable end roof, adding external wall insulation, and replacing roof lights.
- Floor area
- 35 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
Planning permission is sought for a single storey kitchen extension of 17.2 sq. M to the rear, an extension of 15.2 sq. M to the existing attic conversion, a porch extension of 2.3 sq. M to the front, to change the existing hip end roof to a gable end roof on the south sides to provide external wall insulation, and to replace existing roof lights to the front and rear of the house with new velux roof lights.
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 |
|---|---|---|---|
| Newtown, Rathbride, Kildare | Dec 2025 | €360,000 | 50 m |
| 25 Fosterbrook, Booterstown, Blackrock | Jan 2025 | €940,000 | 108 m |
| 24 Mountbrook, Stillorgan Rd, Dublin | Jun 2026 | €375,000 | 112 m |
| 26 Mountbrook, Stillorgan Rd, Blackrock | Apr 2025 | €531,000 | 112 m |
| 5 Seafield Rd, Blackrock, Dublin | Sept 2025 | €1,100,000 | 133 m |
| 55 Seafield Crescent, Blackrock, Dublin | Sept 2025 | €950,000 | 143 m |
| 2 Carraig Mor, Seafield Road, Blackrockprice excludes VAT | Mar 2025 | €643,171 | 161 m |
| 3 Carraig Mor, Seafield Road, Blackrockprice excludes VAT | May 2026 | €722,467 | 161 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 received6 April 2011
- Decision issued26 May 2011
In the area
Applications near this site
Other planning applications within about 500 m — what else is being proposed or built nearby.
- RefusedAt this site
For two semi-detached dormer bungalows, and associated works to the rear
21, Seafield Crescent, Booterstown, Blackrock, Co. Dublin
D05A/0352Dún Laoghaire–RathdownLodged 22 Mar 2005New dwelling
- RefusedAt this site
Permission for development of a single dwelling with ancillary works at the rear. The proposed dwelling is to…
Glenesk, 21, Seafield Crescent, Blackrock, Co. Dublin
D10A/0100Dún Laoghaire–RathdownLodged 25 Feb 2010New dwelling
- GrantedAt this site
Permission for demolition of a shed to the side and construction of a new single-storey extension to the rear…
23 Seafield Crescent, Booterstown, Co. Dublin
D20A/0326Dún Laoghaire–RathdownLodged 20 Jul 2020Extension
- Granted50 m away
Permission to extend and alter our house, an existing 2 storey domestic house. The proposal incorporates (a)…
1, Fosterbrook, Blackrock, Co Dublin, A94VK23
D21B/0591Dún Laoghaire–RathdownLodged 29 Oct 2021Extension
- Not exempt — permission needed50 m away
Section 5 application to determine whether the insertion of a top hung, permanently Obscured glass window…
1, Fosterbrook, Booterstown, Blackrock, A94 VK23
REF5325Dún Laoghaire–RathdownLodged 27 Mar 2025Alterations
- Granted50 m away
Retention permission for amendments to a previously approved planning permission (reg ref: D21B/0591 and…
1, Fosterbrook, Booterstown, Blackrock, Dublin, A94VK23
D25B/0371/WEBDún Laoghaire–RathdownLodged 3 Jul 2025Retention
- Granted50 m away
Existing garage conversion to habitable room and first floor extension over, 2 storey extension to rear, and…
16, Seafield Crescent, Blackrock, Dublin
D04B/0072Dún Laoghaire–RathdownLodged 2 Feb 2004Extension
- Granted50 m away
Permission for the conversion of existing garage to form part of dwelling, new first floor extension to the…
16 Seafield Crescent, Blackrock, Co Dublin
D15A/0339Dún Laoghaire–RathdownLodged 20 May 2015Extension
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 construction of a single storey extension to the rear, a first floor extension to the side,…
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2700/21Dublin CityLodged 30 Apr 2021
- GrantedExtension
Planning permission is sought for an extension to the rear at ground floor (23.27 sq.m), an extension to the…
3, Woodthorpe, Upper Kilmacud Road, Stillorgan, Co. Dublin.
D11B/0165Dún Laoghaire–RathdownLodged 12 May 2011
- GrantedAlterations
Planning permission is sought for (A) The installation of 1 No. window to the front elevation and 1 No.…
10, Ruby Hall, Rochestown Avenue, Dun Laoghaire, Co. Dublin
D10B/0468Dún Laoghaire–RathdownLodged 23 Nov 2010
- GrantedExtension
Planning permission for alterations and additions to existing house to include new single storey porch to…
20 Lough Derg Road, Raheny, Dublin 5, D05 P767
3330/21Dublin CityLodged 16 Aug 2021
- InvalidExtension
Permission is sought to: a) retain the existing attic conversion and velux rooflights, b) construct a single…
24, Balally Drive, Dundrum, Dublin 16
D07B/0444Dún Laoghaire–RathdownLodged 16 May 2007
- GrantedExtension
Permission is sought to:- a) retain the existing attic conversion and velux rooflights, b) construct a single…
24, Balally Drive, Dundrum, Dublin 16
D07B/0668Dún Laoghaire–RathdownLodged 6 Jul 2007
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