No.29, Avondale Lawn, Carysfort, Blackrock, Dublin, A94X8Y8
Section 5 referral for a single storey garden room in the rear garden of an existing house.
REF6925 · Dun Laoghaire Rathdown County Council · Lodged 15 April 2025
- Reference
- REF6925
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Section 5
- Received
- 15 April 2025
Summary
AI-generatedThe application seeks a declaration on whether a single storey garden room built in the rear garden of an existing residential property is exempted development.
- Storey
- 1
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
A single storey garden room in the rear garden of existing house
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 |
|---|---|---|---|
| 34 Avondale Lawn, Blackrock, Dublin | Apr 2026 | €960,000 | 48 m |
| 5 Proby Gardens, Blackrock, Dublin | Nov 2025 | €1,010,000 | 79 m |
| 45 Avondale Lawn, Blackrock, Dublin | Jan 2026 | €1,158,000 | 98 m |
| 46 Avondale Lawn, Blackrock, Dublin | Sept 2025 | €1,470,000 | 106 m |
| 8 Proby Square, Blackrock, Co Dublin | Sept 2025 | €1,520,000 | 138 m |
| 11 Avondale Park, Blackrock, Co Dublin | Apr 2026 | €999,000 | 185 m |
| 45 Avondale Court, Blackrock, Dublin | May 2026 | €1,020,000 | 199 m |
| 2 Avondale Lawn, Carysfort Ave, Blackrock | Apr 2026 | €930,000 | 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 received15 April 2025
- Decision due12 May 2025
- Decision issued7 May 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
Retention Planning Permission for the widening of vehicular access with kerb dishing to the front of…
29, Avondale Lawn, Blackrock, Co. Dublin
D20A/0178Dún Laoghaire–RathdownLodged 4 Mar 2020Retention
- InvalidAt this site
Retention Planning Permission for the widening of vehicular access with kerb dishing to the front of…
29, Avondale Lawn, Blackrock, Co. Dublin
D20A/0019Dún Laoghaire–RathdownLodged 16 Jan 2020Retention
- GrantedAt this site
Construction of extensions totalling 36.30sq.m to existing house of 136.20sq.m and associated works. Proposed…
30, Avondale Lawn, Blackrock, Co. Dublin
D09A/0022Dún Laoghaire–RathdownLodged 17 Apr 2009Extension
- GrantedAt this site
Planning permission for the following full planning permission is sought to demolish part boundary wall and…
No. 27, Avondale Lawn, Blackrock, Co. Dublin, A94N7Y0
D23A/0397Dún Laoghaire–RathdownLodged 15 Jun 2023Alterations
- Granted30 m away
Permission for the demolition of existing attached garage, sun room and garden shed and construction of a two…
32, Avondale Lawn, Blackrock, Co. Dublin
D13A/0549Dún Laoghaire–RathdownLodged 24 Oct 2013Extension
- Granted40 m away
Demolition of existing shed, the construction of a new two storey detached two bedroom dwelling with existing…
32, Avondale Lawn, Blackrock, Dublin
D08A/0917Dún Laoghaire–RathdownLodged 20 Feb 2009New dwelling
- Withdrawn40 m away
Demolition of existing shed, and construction of a new two storey detached dwelling with existing vehicular…
32, Avondale Lawn, Blackrock, Co. Dublin
D08A/0636Dún Laoghaire–RathdownLodged 30 May 2008New dwelling
- Granted60 m away
Permission is sought for the following: a.) Demolition of the existing single storey extension to the rear &…
23, Avondale Lawn, Blackrock, Co Dublin, A94E6C4
D20B/0321Dún Laoghaire–RathdownLodged 5 Jan 2021Extension
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 construction of a new single storey standalone garden room to the rear of the existing dwelling
8 Lansdowne Terrace , Ennis Road , Limerick
21289LimerickLodged 10 Mar 2021
- GrantedExtension
Construction of a single storey detached garden room to rear of existing detached two storey house
6 Wheatfields, Kilmoney, Carrigaline,
154984corkLodged 12 May 2015
- GrantedExtension
New single storey garden room to rear of existing house and new relocated roof light over existing side…
8 St. Thomas Road,, Mount Merrion,, Co. Dublin.
D06B/0843Dún Laoghaire–RathdownLodged 18 Sept 2006
- GrantedExtension
Construction of one storey garden room to rear
45 Park View, Cabra West, Dublin 7, D07X6X9
3238/25Dublin CityLodged 3 Jun 2025
- GrantedExtension
Construction of a single-storey, flat-roof garden room to the rear of the existing dwelling
207, Apples Road, Balally, Dublin 16, D16A6C5
D25B/0666/WEBDún Laoghaire–RathdownLodged 28 Nov 2025
- GrantedExtension
Construction of a single storey detached garden room located in the rear garden of existing two storey…
Cypress Lodge Holywell Road Sligo ,
2460155SligoLodged 7 May 2024
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