24, Seafield Crescent, Booterstown, Blackrock, County Dublin, A94KW21
Attic extension with dormer windows and a new wider vehicular entrance.
D20A/0876 · Dun Laoghaire Rathdown County Council · Lodged 27 November 2020
- Reference
- D20A/0876
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 27 November 2020
Summary
AI-generatedThe development consists of an attic extension to the rear of the property featuring two dormer windows and a rooflight to provide a bedroom and en-suite. It also includes retaining an existing side rooflight and creating a new 3.5-metre-wide vehicular entrance with gates at the front.
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; attic extension to rear with 2 no. Dormer windows to rear (west) elevation and 1 no. Rooflight to flat roof and retain existing rooflight to side (south) elevation to provide bedroom and en-suite bathroom to previously approved attic store reg ref d99b/0545, and new 3.5m wide vehicular entrance and gates to front boundary and ancillary siteworks all on site
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 |
|---|---|---|---|
| 5 Seafield Rd, Blackrock, Dublin | Sept 2025 | €1,100,000 | 73 m |
| 3 Carraig Mor, Seafield Road, Blackrockprice excludes VAT | May 2026 | €722,467 | 87 m |
| 2 Carraig Mor, Seafield Road, Blackrockprice excludes VAT | Mar 2025 | €643,171 | 87 m |
| 55 Seafield Crescent, Blackrock, Dublin | Sept 2025 | €950,000 | 96 m |
| 25 Fosterbrook, Booterstown, Blackrock | Jan 2025 | €940,000 | 96 m |
| Newtown, Rathbride, Kildare | Dec 2025 | €360,000 | 100 m |
| Ferndale, 14 Seafield Rd, Blackrock | Mar 2026 | €1,285,000 | 109 m |
| 61 Seafield Crescent, Blackrock, Dublin | Jun 2026 | €730,000 | 114 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 received27 November 2020
- Decision issued27 January 2021
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
For proposed single storey extension to front, side and rear incorporating existing garage with roof windows…
26, Seafield Crescent, Blackrock, Co. Dublin
D05B/0358Dún Laoghaire–RathdownLodged 17 May 2005Extension
- GrantedAt this site
Demolition of existing single storey kitchen and garage structure to side, and porch to front of house, and…
22, Seafield Crescent, Blackrock, Co. Dublin
D04B/0332Dún Laoghaire–RathdownLodged 4 May 2004Extension
- GrantedAt this site
Permission is sought for construction of a new 2-storey addition to front and side of the existing dwelling,…
28, Seafield Crescent, Booterstown, Co. Dublin
D13B/0004Dún Laoghaire–RathdownLodged 9 Jan 2013Extension
- Granted30 m away
Permission is sought for: 1.) The partial demolition of the rear and side wall of the existing house together…
30, Seafield Crescent, Booterstown, Blackrock, Co. Dublin, A94 YF99
D18A/0428Dún Laoghaire–RathdownLodged 23 Jul 2018Extension
- Granted40 m away
Permission sought to widen existing front vehicular gate entrance, erect single storey extension at front,…
34, Seafield Crescent, Booterstown, Co. Dublin
D10A/0435Dún Laoghaire–RathdownLodged 3 Aug 2010Extension
- 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
- 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
- Refused50 m away
Permission is sought to demolish existing front porch and construct new porch to front, and new single storey…
12, Seafield Crescent, Booterstown, Co. Dublin
D11B/0072Dún Laoghaire–RathdownLodged 7 Mar 2011Extension
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 is sought to construct single storey rear extension, first floor level side/front extension (over…
15, Ardlui Park, Newtownpark Ave, Blackrock, Co. Dublin
D12A/0512Dún Laoghaire–RathdownLodged 20 Dec 2012
- GrantedExtension
Permission sought for one and a half storey extension to rear, together with attic conversion with 2 No.…
25, Haddington Park, Glenageary, Co. Dublin
D16A/0207Dún Laoghaire–RathdownLodged 30 May 2016
- GrantedExtension
Permission for development consisting of, a) conversion of existing attic to bedroom with en-suite; b) 3 no.…
7, New Grange Road, Blackrock, Co Dublin
D13A/0122Dún Laoghaire–RathdownLodged 15 Mar 2013
- RefusedExtension
Permission for the following works — Blocking up existing vehicular access and moving vehicular access to the…
96 Rosemount Estate, Dundrum, Dublin 14
D22A/0961Dún Laoghaire–RathdownLodged 5 Dec 2022
- InvalidExtension
Planning permission for the following works — Blocking up existing vehicular access and moving vehicular…
96 Rosemount Estate, Dundrum, Dublin 14
D23A/0409Dún Laoghaire–RathdownLodged 19 Jun 2023
- InvalidExtension
Permission is sought for an extension and alterations to existing dwelling house, comprising of: (i) Widening…
153, Cromwellsfort, Walkinstown, Dublin 12, D12 K0Y8
3042/23Dublin CityLodged 16 Jan 2023
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