Trethorpe, Brennanstown Road, Cabinteely, Co. Dublin
Two-storey rear extension and a new roof light for a dormer dwelling in Cabinteely.
D04B/0117 · Dun Laoghaire Rathdown County Council · Lodged 12 May 2004
- Reference
- D04B/0117
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 12 May 2004
Summary
AI-generatedThe project involves a two-storey extension to the rear of an existing dormer dwelling named Trethorpe. It will provide 31 square meters of living space at ground level and 50 square meters at first floor level, along with a new lantern roof light.
- Storeys
- 2
- Floor area
- 81 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
Two storey extension to rear and new lantern roof light to roof of existing dormer dwelling. The proposed extension will consist of 31m2 of additional living space at ground level and 50m2 living accommodation at first floor level, and all associated landscaping and 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 |
|---|---|---|---|
| Ten Brennanstown Ave, Cabinteely, Dublin 18 | Nov 2025 | €715,000 | 144 m |
| 4 Brennanstown Sq, Brennanstown, Old Bray Rd Dublin 18 | Nov 2025 | €620,000 | 178 m |
| 3 Brennanstown Ave, Brennanstown, Cabinteely Dublin 18 | May 2025 | €630,000 | 186 m |
| 14 Le Hunt House, Brennanstown, Cabinteely Dublin 18 | Mar 2026 | €475,000 | 195 m |
| 16 Le Hunt House, Brennanstown, Cabinteely Dublin 18 | Mar 2025 | €462,000 | 195 m |
| 12 Le Hunt House, Brennanstown, Cabinteely Village | Sept 2025 | €412,000 | 195 m |
| 4 Le Hunt House, Brennanstown, Cabinteely Dublin 18 | Nov 2025 | €530,000 | 195 m |
| Apt 6 Le Hunt House, Brennanstown, Cabinteely | Apr 2026 | €450,000 | 195 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 received12 May 2004
- Decision issued1 June 2004
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
A proposed two storey extenion to rear, and new lantern roof light to roof of the existing dormer dwelling.…
Trethorpe, Brennanstown Road, Cabinteely, Co. Dublin.
D09B/0191Dún Laoghaire–RathdownLodged 5 May 2009Extension
- GrantedAt this site
Permission to vary previously approved development granted under pl. ref.no.D17A/0819. The proposed changes…
Hill Court, Brennanstown Road, Dublin 18, D18C9T2
D20A/0711Dún Laoghaire–RathdownLodged 5 Oct 2020Alterations
- GrantedAt this site
Planning permission sought for demolition of existing dwelling house and the construction of a two storey…
Hill Court, Brennanstown Road, Cabinteely, Co. Dublin
D17A/0819Dún Laoghaire–RathdownLodged 6 Mar 2018New dwelling
- GrantedAt this site
Permission for extensions and alterations: A. Single and two storey extensions to front, side and rear of…
Hillcourt, Brennanstown Road, Cabinteely, Co Dublin
D14A/0622Dún Laoghaire–RathdownLodged 18 Dec 2014Extension
- Granted30 m away
Permission is sought for alterations and extensions to existing dormer family dwelling including loft/…
Garradreen, Brennanstown Road, Cabinteely, Dublin 18
D07A/0842Dún Laoghaire–RathdownLodged 20 Jun 2007Extension
- Granted60 m away
Permission for a development at a site of c.0.39 ha. The proposed development will consist of — the provision…
Doyles Nurserey and Garden Centre, Brennanstown Road, Cabinteely
D18A/0882Dún Laoghaire–RathdownLodged 13 Sept 2018Commercial
- Compliance submission60 m away
Compliance with Cond. No 24 of Reg. Ref. ABP30585919
Former Doyle's Nursery, Garden Centre (D18 Y688) & Benoni (D18 V2H9), Brennanstown Road, Cabinteely, Dublin 18
ABP30585919/C7Dún Laoghaire–RathdownLodged 22 Oct 2024Other
- Compliance submission60 m away
Compliance with Condition No. 26 of Reg Ref ABP30585919 (Derogation)
Former Doyle's Nursery, Garden Centre (D18 Y688) & Benoni (D18 V2H9), Brennanstown Road, Cabinteely, Dublin 18
ABP30585919/C38Dún Laoghaire–RathdownLodged 28 Nov 2025Other
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
A proposed two storey extenion to rear, and new lantern roof light to roof of the existing dormer dwelling.…
Trethorpe, Brennanstown Road, Cabinteely, Co. Dublin.
D09B/0191Dún Laoghaire–RathdownLodged 5 May 2009
- GrantedExtension
Dormer extension to the rear of existing dwelling; addition of 1 roof light to the front & 1 rooflight to the…
5, Killakee View, Firhouse, Dublin 24
SD21B/0223South DublinLodged 20 Apr 2021
- Awaiting decisionExtension
A two storey dormer extension to the rear of existing dwelling with associated works
Ballinluska, Crosshaven, Co. Cork,
155499corkLodged 8 Jul 2015
- GrantedExtension
Permission is sought to convert an existing rear single-storey extension to a proposed two-storey extension,…
55 Larchfield , Commons Road , Cork
2342002Cork CityLodged 19 May 2023
- GrantedExtension
Two storey dormer extension to the rear of existing dwelling with associated works
Ballinluska, Fennels Bay, Crosshaven, Co. Cork
155563corkLodged 14 Jul 2015
- Awaiting decisionExtension
Permission is sought for the construction of a two-storey extension to the rear of the existing dwelling; a…
Knocknahorgan Cottages , Knocknahorgan , Sallybrook
2442939Cork CityLodged 17 May 2024
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