42, Avondale Lawn, Blackrock, Co Dublin
Ground and first-floor front extension, garage conversion to a study, and a single-storey rear extension.
D09B/0164 · Dun Laoghaire Rathdown County Council · Lodged 21 April 2009
- Reference
- D09B/0164
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 21 April 2009
Summary
AI-generatedThe proposed development consists of a ground and first-floor extension to the front of the house featuring a bay window and entrance porch. It also includes converting the garage into a study, adding a first-floor bathroom, and constructing a single-storey extension to the rear.
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 sought for development which will consist of: extension of ground and first floor with bay window and entrance porch to the front of house with 2 no. Windows to the side elevation. Conversion of garage into study and an additional bathroom on first floor. Single storey extension to the rear with associated site works.
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 |
|---|---|---|---|
| 45 Avondale Lawn, Blackrock, Dublin | Jan 2026 | €1,158,000 | 30 m |
| 46 Avondale Lawn, Blackrock, Dublin | Sept 2025 | €1,470,000 | 38 m |
| 5 Proby Gardens, Blackrock, Dublin | Nov 2025 | €1,010,000 | 50 m |
| 8 Proby Square, Blackrock, Co Dublin | Sept 2025 | €1,520,000 | 72 m |
| 34 Avondale Lawn, Blackrock, Dublin | Apr 2026 | €960,000 | 81 m |
| 11 Avondale Park, Blackrock, Co Dublin | Apr 2026 | €999,000 | 121 m |
| 2 Avondale Lawn, Carysfort Ave, Blackrock | Apr 2026 | €930,000 | 167 m |
| 16a Proby Sq, Blackrock, Dublin | Aug 2025 | €815,000 | 203 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 received21 April 2009
- Decision issued11 June 2009
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
The development will consist of the following — Demolition of single storey boiler house to rear garden
43, Avondale Lawn, Blackrock, Dublin, A94D6D9
D25A/0610/WEBDún Laoghaire–RathdownLodged 5 Aug 2025Extension
- RefusedAt this site
Permission for development. The proposed development will consist of: A. the placement of one steel storage…
End of the mews lane to the rear of numbers, 1 to 10, Proby Square, Blackrock, Co. Dublin
D21A/0137Dún Laoghaire–RathdownLodged 18 Feb 2021Other
- Withdrawn30 m away
Two storey three bedroom mews dwelling, with access from lane at rear
Rear of 9 Proby Square, Blackrock, Co. Dublin.
D03A/0473Dún Laoghaire–RathdownLodged 22 Dec 2003New dwelling
- Granted40 m away
Permission for demolition of existing garage and extension to rear of semi-detached house and construction of…
46 Avondale Lawn, Blackrock, Co Dublin
D16B/0509Dún Laoghaire–RathdownLodged 13 Dec 2016Extension
- Withdrawn50 m away
Construction of a two storey three bedroom mews dwelling, with access from lane, at rear of 7 Proby Sq
7, Proby Square, Blackrock, Co. Dublin
D03A/0513Dún Laoghaire–RathdownLodged 22 Dec 2003New dwelling
- Granted50 m away
Single storey extension to rear; conversion and extension to front of existing garage; new first floor…
47, Avondale Lawn, Blackrock, Co. Dublin
D06A/1165Dún Laoghaire–RathdownLodged 11 Aug 2006Extension
- Granted50 m away
Extension to the side of the house at ground floor and first floor and an extension of the existing roof over…
6, Proby Garden, Blackrock, Co. Dublin.
D04B/0097Dún Laoghaire–RathdownLodged 12 Feb 2004Extension
- Granted60 m away
Demolition of existing three storey return and sheds to rear of dwelling house. Construction of a four storey…
9 Proby Square, Blackrock, Co. Dublin.
D03B/0192Dún Laoghaire–RathdownLodged 19 Mar 2003Extension
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 development at this site. Planning permission is sought for single storey extension to rear of…
68, Weirview Drive, Stillorgan, Co Dublin
D20A/0967Dún Laoghaire–RathdownLodged 9 Mar 2021
- GrantedExtension
Permission is sought for alterations and extension to dwelling house to comprise Ground Floor: new garage…
4, Stradbrook Grove, Blackrock, Co. Dublin
D22B/0497Dún Laoghaire–RathdownLodged 5 Dec 2022
- GrantedExtension
Permission is sought for development consisting of a first floor over garage and porch extension to the front…
37, Cabinteely Way, Cabinteely, Dublin 18, D18W2A2
D25B/0587/WEBDún Laoghaire–RathdownLodged 17 Oct 2025
- RefusedExtension
Permission is sought for development which will consist of; a) first floor extension to the east and north…
Windy Corner, Tibradden Lane, Rathfarnham, Dublin 16
D12A/0417Dún Laoghaire–RathdownLodged 18 Oct 2012
- GrantedRetention
Permission is sought for retention of the ground and first floor rear and side extension, conversion of…
Iveragh, 21, Saval Park Road, Dalkey, Co. Dublin
D12B/0404Dún Laoghaire–RathdownLodged 21 Dec 2012
- GrantedExtension
Permission for development. The development will consist of the construction of a single storey porch/bay…
33, Drummartin Road, Goatstown, Dublin 14
D15B/0433Dún Laoghaire–RathdownLodged 26 Nov 2015
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