1 Beechpark Lawn, Castleknock, Dublin 15, D15 F83P
Renovation and extension of an existing garage to create a gym, offices, and utility room at 1 Beechpark Lawn.
FW25A/0558E · Fingal County Council · Lodged 18 December 2025
- Reference
- FW25A/0558E
- Authority
- Fingal County Council
- Register status
- Decided
- Type
- Permission
- Received
- 18 December 2025
Summary
AI-generatedThe project involves a single-storey front extension to the existing garage. It also includes converting the garage space into a home gym, two offices, and a utility room, alongside internal renovations and associated site works.
- 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
Planning permission is sought for: renovation and extension of existing garage, to include 1/ single storey extension to front, 2/ conversion of garage to gym, 2no. Offices, utility room, internal renovations, and associated site works.
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 |
|---|---|---|---|
| 1 Beechpark Lawn, Castleknock, Dublin 15 | Mar 2025 | €1,295,000 | 8 m |
| 9 Denewood, Beechpark Ave, Castleknock Dublin 15 | Mar 2025 | €554,000 | 131 m |
| 40 Castleknock Park, Castleknock, Dublin 15 | Jun 2025 | €1,150,000 | 133 m |
| 26 Beechpark Avenue, Castleknock, Dublin 15 | Dec 2025 | €1,400,000 | 156 m |
| 17 Beechpark Ave, Castleknock, Dublin 15 | Mar 2026 | €800,000 | 167 m |
| 11 Beechpark Ave, Castleknock, Dublin 15 | Nov 2025 | €1,175,000 | 167 m |
| 91 The Pines, Castleknock, Dublin 15 | Jan 2026 | €1,190,000 | 198 m |
| 60 Castleknock Park, Castleknock, Dublin 15 | Aug 2025 | €850,000 | 200 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 received18 December 2025
- Decision due24 February 2026
- Decision issued19 February 2026
In the area
Applications near this site
Other planning applications within about 500 m — what else is being proposed or built nearby.
- Granted40 m away
Development consisting of the demolition of existing small single storey extension to rear of two storey…
Dalriada, 9 Beechpark Lawns, Castleknock, Dublin 15, D15 NW8C
FW23A/0035FingalLodged 23 Feb 2023Extension
- Invalid80 m away
Demolition of existing small single storey extension to rear of two storey detached dwelling and the…
9, 'Dalriada', Beechpark Lawns, Castleknock, Dublin 15, D15 NWHC
WEB1131/23Dublin CityLodged 21 Feb 2023Extension
- Granted80 m away
Full Planning Permission sought for proposed side single storey extension to dwelling house. house under…
28A Beechpark Lawn, Castleknock, Dublin 15
FW24A/0358FingalLodged 2 Sept 2024Extension
- Granted80 m away
Planning permission is sought for the removal of the existing garage and outbuildings to the side and for the…
28 Beechpark Lawn, Castleknock, Dublin 15, D15 AC8P
FW23A/0225FingalLodged 19 Dec 2023New dwelling
- Invalid110 m away
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
- Granted110 m away
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/0389EFingalLodged 11 Sept 2025Retention
- Granted120 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
- Granted120 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
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 retention of 2 no. domestic garages also permission for the construction of first floor…
Dromduff, Macroom, Co. Cork,
206562corkLodged 18 Nov 2020
- GrantedRetention
Extension to existing garage and conversion of part of garage to home gym. Planning Permission is sought for…
Cloonagalleen , Kildimo , Co. Limerick.
25322LimerickLodged 2 Oct 2025
- GrantedRetention
Planning permission to retain change of use of existing garage to gym, shower room, utility, game/hobby room,…
Ballyknock , Carrick-on-Suir , Co. Waterford
22397WaterfordLodged 11 May 2022
- GrantedExtension
Permission is sought for conversion of the existing garage (26m2 approx) to gym, comprising construction of…
Treesdale, Church Road, Killiney, Co. Dublin
D09B/0431Dún Laoghaire–RathdownLodged 22 Oct 2009
- Awaiting decisionChange of use
(1) to change of use of existing single storey domestic garage for use as home office and gym with elevation…
Barrogstown , Maynooth , Co. Kildare.
22566KildareLodged 16 May 2022
- GrantedExtension
Permission sought to extend existing garage to provide workshop/gym area and home office and to provide new…
Cannons Corner, Ballyedmonduff, Stepaside, Co.Dublin
D22B/0094Dún Laoghaire–RathdownLodged 24 Feb 2022
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