43, Avondale Lawn, Blackrock, Dublin, A94D6D9
Demolition of a boiler house, construction of two extensions, and deep energy retrofit works.
D25A/0610/WEB · Dun Laoghaire Rathdown County Council · Lodged 5 August 2025
- Reference
- D25A/0610/WEB
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 5 August 2025
Summary
AI-generatedThe project involves the demolition of a single-storey boiler house and the construction of a two-storey front/side extension and a single-storey rear extension. It also includes deep retrofit measures such as external insulation, a heat pump, solar panels, and widening the vehicular entrance.
- 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
- The development will consist of the following
- Demolition of single storey boiler house to rear garden
- Construction of a two storey hipped roof extension to front and side elevations
- Construction of single storey gabled roof extension to rear elevation
- Internal alterations to ground and first floors
- Incorporation of deep retrofit measures including installation of external insulation, heat pump & solar pv panels
- Widening of existing vehicular entrance to 3.5m in width along all ancillary and 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 | 23 m |
| 46 Avondale Lawn, Blackrock, Dublin | Sept 2025 | €1,470,000 | 32 m |
| 5 Proby Gardens, Blackrock, Dublin | Nov 2025 | €1,010,000 | 54 m |
| 8 Proby Square, Blackrock, Co Dublin | Sept 2025 | €1,520,000 | 67 m |
| 34 Avondale Lawn, Blackrock, Dublin | Apr 2026 | €960,000 | 87 m |
| 11 Avondale Park, Blackrock, Co Dublin | Apr 2026 | €999,000 | 114 m |
| 2 Avondale Lawn, Carysfort Ave, Blackrock | Apr 2026 | €930,000 | 164 m |
| 16a Proby Sq, Blackrock, Dublin | Aug 2025 | €815,000 | 197 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 received5 August 2025
- Decision due29 September 2025
- Decision issued26 September 2025
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
Planning permission sought for development which will consist of: extension of ground and first floor with…
42, Avondale Lawn, Blackrock, Co Dublin
D09B/0164Dún Laoghaire–RathdownLodged 21 Apr 2009Extension
- 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
- Granted30 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
- Withdrawn40 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
- Granted40 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
Permission to widen existing vehicular access from 2.6 to 3.2m to facilitate off street parking
48 Avondale Lawn, Blackrock, Co Dublin, A94A3T1
D22A/0740Dún Laoghaire–RathdownLodged 4 Oct 2022Alterations
- Granted50 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
The development will consist of: Demolition of existing kitchen and boilerhouse to rear (20.8 sq m);…
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- GrantedExtension
The development will consist of: Demolition of shed and single storey-extension to rear; Partial demolition…
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D25A/0714/WEBDún Laoghaire–RathdownLodged 16 Sept 2025
- GrantedExtension
The development will consist of — Demolition of the existing single storey extension (6.3sq.m) to the rear…
19, Burdett Avenue, Sandycove, Dublin, A96TH59 (Protected Structure)
D26A/0166/WEBDún Laoghaire–RathdownLodged 31 Jan 2026
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The development will consist of — Demolition of flat roofed single storey garage conversion & kitchen to…
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D25A/0451/WEBDún Laoghaire–RathdownLodged 5 Jun 2025
- GrantedExtension
The development will consist of an extension and refurbishment of an existing 2 storey dwelling. The proposed…
21 Cullenswood Gardens, Ranelagh, Dublin 6
4288/18Dublin CityLodged 30 Oct 2018
- Awaiting decisionExtension
The development will consist of the demolition of an existing single storey extension to the rear and front…
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