Glenesk, 21, Seafield Crescent, Blackrock, Co. Dublin
A new dormer bungalow in the rear garden of 21 Seafield Crescent.
D10A/0100 · Dun Laoghaire Rathdown County Council · Lodged 25 February 2010
- Reference
- D10A/0100
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 25 February 2010
Summary
AI-generatedPermission is sought to construct a single 128 square meter dormer bungalow in the rear garden of the existing house. The development includes a shared, relocated driveway access, 2-meter-high boundary walls, and the reconstruction of a defective surface water drain.
- Residential unit
- 1
- Floor area
- 128 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 for development of a single dwelling with ancillary works at the rear. The proposed dwelling is to be a dormer bungalow of 128sq. M sited in the rear garden of no. 21 with an access driveway combined with that of the existing house but moved 2m west at boundary with public road. Site boundary walls 2m high are proposed to the rear gardens of existing adjoining houses. The existing defective 750mm sw drain through the property is to be reconstructed to new alignment.
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 | 51 m |
| 25 Fosterbrook, Booterstown, Blackrock | Jan 2025 | €940,000 | 108 m |
| 24 Mountbrook, Stillorgan Rd, Dublin | Jun 2026 | €375,000 | 111 m |
| 26 Mountbrook, Stillorgan Rd, Blackrock | Apr 2025 | €531,000 | 111 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 received25 February 2010
- Decision issued21 April 2010
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
- GrantedAt this site
Planning permission is sought for a single storey kitchen extension of 17.2 sq.m to the rear, an extension of…
21, Seafield Crescent, Booterstown, Co. Dublin
D11B/0118Dún Laoghaire–RathdownLodged 6 Apr 2011Extension
- 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
- 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
- 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
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.
- RefusedNew dwelling
Permission for development comprising: the division of an existing single house site with associated boundary…
Cielito, Blackglen Road, Sandyford, Dublin 18.
D13A/0104Dún Laoghaire–RathdownLodged 8 Mar 2013
- InvalidNew dwelling
Permission for development. The proposed development consists of — Subdivision of existing site
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D19A/0698Dún Laoghaire–RathdownLodged 20 Sept 2019
- GrantedAlterations
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14 Granville Park, Blackrock, Co Dublin, A94A625
D21A/0381Dún Laoghaire–RathdownLodged 29 Apr 2021
- Awaiting decisionExtension
A first floor level dormer type extension centred over bungalow, associated external and internal…
Lismahon , Batterstown , Co Meath
RA191086MeathLodged 20 Aug 2019
- GrantedNew dwelling
The development will consist of the construction of 1no. new three-bedroom dormer bungalow and associated…
Site to the rear of no.2 Monaloe Crescent, Deansgrange, Blackrock, Co.Dublin, A94H5R2
D25A/0956/WEBDún Laoghaire–RathdownLodged 10 Dec 2025
- GrantedExtension
To carry out development works at existing dwelling house. The development seeks Planning Permission to…
Farnaght , Mohill , Co Leitrim
19123LeitrimLodged 31 May 2019
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