21 Carysfort Downs, Newtownpark Avenue.
Two single-storey rear extensions and a first-floor side extension to a house in Blackrock.
D02B/0509 · Dun Laoghaire Rathdown County Council · Lodged 1 July 2002
- Reference
- D02B/0509
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Outline Permission
- Received
- 1 July 2002
Summary
AI-generatedThe application seeks outline permission for two single-storey extensions to the rear of the dwelling to accommodate a utility and dining room. It also includes a first-floor bedroom ensuite extension to the side of the house.
- Storeys
- 2
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
Two single storey extensions, a utility and dining room, to the rear of our dwelling and a first floor bedroom en-euite extension to the side of the dwelling. [location] 21 carysfort downs, newtownpark avenue. [location]
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 |
|---|---|---|---|
| 43 Carysfort Downs, Blackrock, Dublin | Aug 2025 | €1,400,000 | 47 m |
| 9 Ardagh Court, Blackrock, Dublin | Feb 2026 | €1,270,000 | 83 m |
| 50 Ardagh Park, Blackrock, Dublin | Jun 2025 | €855,000 | 96 m |
| 2 Ardagh Grove, Blackrock, Dublin | Oct 2025 | €795,000 | 136 m |
| 31 Carysfort Downs, Blackrock, Co Dublin | Sept 2025 | €1,210,000 | 137 m |
| 54 Beechwood Court, Stillorgan, Dublin 18 | Oct 2025 | €470,000 | 155 m |
| 10 Carysfort Downs, Blackrock, Dublin | Dec 2025 | €995,000 | 162 m |
| 29 Belmont Lawn, Stillorgan Rd, Blackrock | Dec 2025 | €1,132,000 | 187 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 received1 July 2002
- Decision issued20 August 2002
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
Retention of 1 no. single storey, 2.3 m2 front porch
22, Carysfort Downs, Blackrock, Co. Dublin.
D04B/0045Dún Laoghaire–RathdownLodged 22 Jan 2004Retention
- GrantedAt this site
Demolition of single storey pitched roof over garage and chimney at first floor level to front, and removal…
20, Carysfort Downs, Blackrock, Co. Dublin
D05B/0420Dún Laoghaire–RathdownLodged 7 Jun 2005Extension
- GrantedAt this site
Second storey extension to front and side incorporating a garage conversion, single storey extension at rear,…
20, Carysfort Downs, Blackrock, Co. Dublin
D07B/0974Dún Laoghaire–RathdownLodged 4 Dec 2007Extension
- Granted30 m away
Retention Planning permission and planning permission is sought — Retention planning permission is sought for…
75, Ardagh Park, Blackrock, Dublin, A94K108
D23A/0414Dún Laoghaire–RathdownLodged 21 Jun 2023Retention
- Granted50 m away
The development consists of retention of alterations to the floor area, roof configuration and elevations of…
44, Carysfort Downs, Blackrock, Dublin, A94KX90
D25B/0162/WEBDún Laoghaire–RathdownLodged 29 Mar 2025Retention
- Granted50 m away
For the demolition of a garage and the construction of a two storey extension to the side and a single storey…
44, Carysfort Downs, Blackrock, Co. Dublin
D04B/0724Dún Laoghaire–RathdownLodged 4 Oct 2004Extension
- Granted50 m away
Permission is sought for demolition of existing garage, erection of single storey extension at side and rear…
73, Ardagh Park, Blackrock, Co. Dublin
D09B/0135Dún Laoghaire–RathdownLodged 3 Apr 2009Extension
- Granted50 m away
Permission is sought for retention of existing front porch, existing ground floor gable window at side, rear…
73, Ardagh Park, Blackrock, Co Dublin
D09B/0122Dún Laoghaire–RathdownLodged 27 Mar 2009Retention
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
New single storey extension to side of house and widening of the current vehicular access. [LOCATION] 71…
71 Carysfort Avenue, Blackrock, Co. Dublin.
D02A/0291Dún Laoghaire–RathdownLodged 8 Apr 2002
- GrantedExtension
Renovation and extension consisting of extension over first floor level with gable end wall and roof…
15, Weston Road, Churchtown, Dublin 14
D04A/0609Dún Laoghaire–RathdownLodged 1 Jun 2004
- GrantedExtension
Extension of existing kitchen to rear and construction of bedroom extension over existing garage to side.…
2 Sycamore Lawn, The Park, Cabinteely, Dublin 18.
D02B/0420Dún Laoghaire–RathdownLodged 7 Jun 2002
- GrantedExtension
Demolition of the existing single storey garage/side extension, rear store and and front porch to accomodate…
33, New Park Road, Blackrock, Dublin, A94A785
D23A/0243Dún Laoghaire–RathdownLodged 13 Apr 2023
- GrantedExtension
Double storey extension of gross floor area of 41.6m.sq. to side of existing dwelling. The development…
9, Oatfield Close, Clondalkin, Dublin 22.
SD04B/0593South DublinLodged 10 Nov 2004
- GrantedExtension
Extension to provide for a storage at cellar level (19.5 sq.m), family room, breakfast area, utility room,…
38, Fosterbrook, Blackrock, Co. Dublin
D05A/1163Dún Laoghaire–RathdownLodged 8 Sept 2005
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