12 Farmleigh Park, Farmleigh Woods, Castleknock, Dublin 15, D15 E2H3
Extension and alterations to a three-storey house in Castleknock, including converting a garden shed.
FW25A/0407E · Fingal County Council · Lodged 22 September 2025
- Reference
- FW25A/0407E
- Authority
- Fingal County Council
- Register status
- Decided
- Type
- Permission
- Received
- 22 September 2025
Summary
AI-generatedThe project involves the demolition of a rear single-storey lean-to structure and the construction of a single-storey rear and side extension. It also includes extending, altering, and converting an existing side garden shed to form part of the house, adding 36 sqm of floor area.
- Storeys
- 3
- Floor area
- 36 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
Planning permission to extend and alter my house at 12 farmleigh park, farmleigh woods, castleknock, dublin 15 d15 e2h3, an existing three storey semi-detached house. The proposal will incorporate (a) demolition of an existing single storey lean-to structure located to the rear of the house which adjoins a neighbouring lean-to structure. (b) construction of a single storey extension to the rear and side of the existing house, extension and alteration of an existing garden shed to the side of the house and conversion of the shed to form part of the house. Total house gross floor area increase = 36m2. (c) demolition of an existing garden wall located in front of the existing garden shed, new window to front ground floor hallway, new doors, windows and roof windows to the converted garden shed. (d) drainage and landscaping works within the curtilage of the site.
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 |
|---|---|---|---|
| 18 Farmleigh Park, Farmleigh Woods, Castleknock Dublin 15 | Jul 2025 | €1,150,000 | 45 m |
| Corlanty, 13 College Park, Calstleknock | Apr 2025 | €1,800,000 | 51 m |
| 4 Farmleigh Court, Farmleigh Woods, Castleknock Dublin 15 | Jun 2025 | €1,160,000 | 57 m |
| 3 Farmleigh Park, Farmleigh, Dublin 15 | Nov 2025 | €1,190,000 | 74 m |
| 22 Farmleigh Close, Castleknock, Dublin 15 | Apr 2025 | €1,285,000 | 106 m |
| 30 Beech Lodge, Farmleigh Woods, Castleknock | Feb 2025 | €745,000 | 119 m |
| 25 Cherry Lodge, Farmleigh Ave, Farmleigh Woods Dublin 15 | Aug 2025 | €410,000 | 160 m |
| 21 Cherry Lodge, Farmleigh Woods, Castleknock | Dec 2025 | €625,000 | 160 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 received22 September 2025
- Decision due14 November 2025
- Decision issued6 November 2025
In the area
Applications near this site
Other planning applications within about 500 m — what else is being proposed or built nearby.
- Invalid40 m away
The development will consist of the construction of 1 no. 4 bedroom, 3 storey end of terrace dwelling with…
Side of 11 Farmleigh Park, Farmleigh Woods, Castleknock, Dublin 15
FW24A/0266FingalLodged 21 Jun 2024New dwelling
- Granted40 m away
The applicants intend to apply for permission for development at this site to side of existing dwelling 11…
11 Farmleigh Park, Farmleigh Woods, Castleknock, Dublin 15
FW24A/0415EFingalLodged 10 Oct 2024New dwelling
- Granted50 m away
Permission for development at this site. The development will consist
11 Farmleigh Park, Farmleigh, Castleknock, Dublin 15
FW15A/0164FingalLodged 10 Jun 2016Alterations
- Granted60 m away
Demolition of existing single storey habitable dwelling and provision
Prague Haus, College Road, Castleknock, Dublin 15
F06A/1285/E1FingalLodged 21 May 2012Demolition
- Granted70 m away
For demolitionand complete re-build of the existin roof to increase
15 College Park, Castleknock, Co. Dublin
FW17A/0088FingalLodged 17 May 2017Alterations
- Granted70 m away
The demolition of an existing garage and the construction of a 5 no. b
Side Of 12 Farmleigh Close, Farmleigh Woods, Castleknock, Dublin 15
FW17A/0166FingalLodged 16 Feb 2018New dwelling
- Granted80 m away
The development to consist of conversion of an existing side garage to
15 College Park, Castleknock, Co. Dublin
FW16B/0092FingalLodged 1 Sept 2016Extension
- Granted90 m away
Demolition of a single storey garage (35 sq.m.) and construction of a
16 College Park, Castleknock, Dublin 15
FW15B/0029FingalLodged 8 May 2015Demolition
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