11 Denewood, Castleknock, Dublin 15, D15 EY91
Retention of an attic conversion used as a bedroom with an en-suite bathroom.
FW25A/0389E · Fingal County Council · Lodged 11 September 2025
- Reference
- FW25A/0389E
- Authority
- Fingal County Council
- Register status
- Decided
- Type
- Retention
- Received
- 11 September 2025
Summary
AI-generatedRetention permission is sought for an attic conversion completed in 1992. The space is used as a bedroom with an en-suite bathroom, served by two rooflights and internal modifications.
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 consists of: retention of attic conversion comprising the use of attic space as a bedroom with en-suite bathroom including shower, the installation of two rooflights serving the bedroom, internal modifications, and all associated ancillary works. Original works were completed in 1992.
Land-use zoning
What this land is zoned for
“Provide for residential development and protect and improve residential amenity”
National zoning type: Existing residential
Objective set by the The Fingal Development Plan 2023 – 2029 (2023–2029). 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 |
|---|---|---|---|
| 9 Denewood, Beechpark Ave, Castleknock Dublin 15 | Mar 2025 | €554,000 | 18 m |
| 1 Beechpark Lawn, Castleknock, Dublin 15 | Mar 2025 | €1,295,000 | 106 m |
| 11 Beechpark Ave, Castleknock, Dublin 15 | Nov 2025 | €1,175,000 | 109 m |
| 17 Beechpark Ave, Castleknock, Dublin 15 | Mar 2026 | €800,000 | 128 m |
| 26 Beechpark Avenue, Castleknock, Dublin 15 | Dec 2025 | €1,400,000 | 180 m |
| 19 Oak Lawn, Castleknock, Dublin 15 | Sept 2025 | €1,050,000 | 188 m |
| 60 Castleknock Park, Castleknock, Dublin 15 | Aug 2025 | €850,000 | 195 m |
| Apartment 3, Kilbride Lodge, Castleknock Roadprice excludes VAT | Apr 2025 | €487,575 | 205 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 received11 September 2025
- Decision due5 November 2025
- Decision issued3 November 2025
In the area
Applications near this site
Other planning applications within about 500 m — what else is being proposed or built nearby.
- InvalidAt this site
The development consists of: Retention of attic conversion comprising the use of attic space as a bedroom…
11 Denewood, Castleknock, Dublin 15, D15 EY91
FW25A/0369EFingalLodged 1 Sept 2025Retention
- Granted30 m away
Attic conversion to non habitable storage space with roof windows to front roof and associate ancillary…
7 Deneswood, Beachwoodpark Avenue, Castleknock, Dublin 15, D15 WF70.
FW22B/0104FingalLodged 15 Feb 2023Alterations
- Granted30 m away
The development consists of the change of use of a playroom and shower
Westcroft, Beechpark Avenue, Castleknock, Dublin 15.
FW17A/0069FingalLodged 21 Jun 2017Change of use
- Granted30 m away
For the removal of (a) the current limitations on the hours and days o
Chrysalis Montessori/ Afterschool Service, Westcroft, Beechpark Avenue
FW20A/0183FingalLodged 22 Oct 2020Commercial
- Granted70 m away
Permission that will consist of a revised scheme with changes to house
Wendover, Beech Park Avenue, Castleknock, Dublin 15
FW14A/0117FingalLodged 16 Dec 2014Alterations
- Granted70 m away
Demolition of existing 2 storey dwelling and construction of residenti
'Wendover', Beechpark Avenue, Castleknock, Dublin 15
FW13A/0011FingalLodged 6 Sept 2013Demolition
- Granted70 m away
Demolition and replacement of existing 2 storey dwelling with resident
Wendover, Beech Park Avenue, Castleknock, Dublin 15
F06A/1302/E1FingalLodged 17 Jul 2012Demolition
- Granted70 m away
Retention permission for a one storey ground floor flat roof kitchen/family room extension with two skylights…
No. 8 Beechpark Avenue, Castleknock, Dublin 15, D15 VHF4
FW23A/0312FingalLodged 18 Oct 2023Retention
Related developments
Similar applications
Ranked by what these developments actually propose, not by matching words — so you can see how comparable applications were decided.
- InvalidRetention
The development consists of: Retention of attic conversion comprising the use of attic space as a bedroom…
11 Denewood, Castleknock, Dublin 15, D15 EY91
FW25A/0369EFingalLodged 1 Sept 2025
- GrantedRetention
The development consists of the retention of the conversion of the attic to a bedroom, the addition of 2 roof…
8 Rock Court , Slane , Co. Meath
25163MeathLodged 28 Aug 2025
- GrantedExtension
The development consists of the following: Conversion of existing attic space to new bedroom and en-suite…
49 Thornhill Oaks, Cherrygarth, Mount Merrion, Blackrock, Dublin, A94Y8X5
D26B/0071/WEBDún Laoghaire–RathdownLodged 6 Feb 2026
- Awaiting decision
The development consisting of converting the existing attic into a living space and bathroom (39.5m2), as…
30 The Plains , Top Road , Strandhill
2660267SligoLodged 2 Jul 2026
- Awaiting decisionRetention
The development consists of the retention of (1) the attic conversion (87.75m2 with roof lights & dormers),…
Churchfield , Knock , Co Mayo
2660121MayoLodged 13 Feb 2026
- GrantedAlterations
Development consisting of the conversion of an attic space of an existing dwelling, construction of new…
Ballintemple , Ballinful , Co Sligo
20374SligoLodged 28 Oct 2020
Community
Discussion
What local people think about this application.
Community sentiment
No votes yetNobody has voted on this application yet.
Community sentiment — a straw poll of people who visited this page, not a statutory submission. To make a valid observation you must submit it to the planning authority.
Sign in to have your say on this application.
No comments yet. Be the first to say what you think about this application.
Sign in to join the discussion on this application.
Comments are moderated and are the opinions of the people who wrote them. They form no part of the statutory planning process — to make a valid observation you must submit it to the planning authority.