25, Liffey Dale, Liffey Valley Park, Lucan, Co. Dublin
Extension and refurbishment of a semi-detached house, including a front, side, and rear extension, attic conversion, and home office.
SD21B/0210 · South Dublin County Council · Lodged 9 August 2021
- Reference
- SD21B/0210
- Authority
- South Dublin County Council
- Register status
- Decided
- Type
- Permission
- Received
- 9 August 2021
- Floor area
- 179 m²
Summary
AI-generatedThe project involves a 44sq.m ground floor front, side, and rear extension to an existing 103sq.m house. It also includes a 24sq.m attic conversion with a dormer window, a detached 11.5sq.m home office in the garden, and a reconfigured vehicular entrance.
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
Extension and refurbishment of existing two storey three bedroom semi-detached dwelling of 103sq. M consisting of: new reconfigured vehicular entrance with electric gate and additional permeable paving with new single storey ground floor front; side and rear extension of 44sq. M with lean-to pitched roof and roof lights; detached single storey home office of 11.5sq. M with new rear garden side access from liffey crescent with landscaping to remaining 25sq. M garden area; new internal stairs to converted attic store of 24sq. M with dormer window to gable roof and associated site works.
Land-use zoning
What this land is zoned for
“To protect and/or improve residential amenity”
National zoning type: Existing residential
Objective set by the South Dublin 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 |
|---|---|---|---|
| 11 Liffey Dale, Liffey Valley Park, Lucan | Sept 2025 | €454,000 | 50 m |
| 3 Liffey Dale, Liffey Valley Park, Lucan | Jul 2025 | €411,750 | 78 m |
| 30 Liffey Crescent, Liffey Valley Park, Lucan | Jun 2026 | €425,000 | 85 m |
| 1 Liffey Dale, Liffey Valley Park, Lucan | Jun 2026 | €620,000 | 88 m |
| 98 Colthurst Crescent, Lucan, Co Dublin | Aug 2025 | €535,000 | 99 m |
| 6 Colthurst Gardens, Lucan, Dublin | Oct 2025 | €473,000 | 103 m |
| 122 Colthurst Crescent, Huntington Glen, Lucan | Oct 2025 | €546,000 | 107 m |
| 22 Liffey Grove, Liffey Valley Park, Lucan | Mar 2026 | €430,000 | 118 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 received9 August 2021
- Further information requested4 June 2021
- Further information received9 August 2021
- Decision due6 September 2021
- Decision issued6 September 2021
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
Extension and refurbishment to existing 2 storey, 3 bedroom semi-detached dwelling of 103sq.m; new…
25, Liffey Dale, Liffey Valley Park, Lucan, Co. Dublin
SD21B/0503South DublinLodged 23 Sept 2021Extension
- GrantedAt this site
To convert attic space to storage space with dormer window to the north facing roof elevation and 1 rooflight…
23, Liffey Dale, Liffey Valley Park, Lucan, Dublin
SD22B/0378South DublinLodged 23 Aug 2022Extension
- Exempt — no permission neededAt this site
Proposed 2sq.m front porch (single storey) with rear single storey extension of 19sq.m to 2 storey, 3 bedroom…
25, Liffey Dale, Liffey Valley Park, Lucan, Co. Dublin
ED21/0064South DublinLodged 24 Sept 2021Extension
- GrantedAt this site
2 storey extension to front and side and ground floor extension to rear
19, Liffey Dale, Liffey Valley, Lucan, Co. Dublin
SD06B/0407South DublinLodged 2 Jun 2006Extension
- Granted60 m away
Planning permission for attic conversion with dormer to rear roof to accommodate stairs to allow conversion…
10, Liffey Dale, Lucan, Co Dublin, K78 PF65
SD24B/0558WSouth DublinLodged 11 Dec 2024Extension
- Granted60 m away
Attic conversion and the construction of a dormer roof to the side of the dwelling and two roof windows to…
9, Liffey Dale, Liffey Valley Park, Lucan, Co Dublin.
SD18B/0020South DublinLodged 25 Jan 2018Extension
- Granted70 m away
Single storey garage with roof complete with roller shutter door to the side
9 Colthurst Rise, Lucan, Co. Dublin
SD02B/0365South DublinLodged 8 Aug 2002Retention
- Granted70 m away
Construct dormer window to the front and rear of the existing property serving games room/domestic storage;…
5, Liffey Dale, Liffey Valley, Lucan, Dublin
SD22B/0253South DublinLodged 19 Dec 2022Extension
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
Extension and refurbishment to existing 2 storey, 3 bedroom semi-detached dwelling of 103sq.m; new…
25, Liffey Dale, Liffey Valley Park, Lucan, Co. Dublin
SD21B/0503South DublinLodged 23 Sept 2021
- GrantedExtension
Alterations and extensions to existing two storey three bedroom semi-detached dwelling comprising (a)…
241, Nutgrove Avenue, Churchtown, Dublin 14.
D05B/0398Dún Laoghaire–RathdownLodged 31 May 2005
- GrantedRetention
Alterations and extensions to existing part two storey/part single storey three bedroom semi-detached…
24, Mapas Avenue, Dalkey, Co. Dublin
D08B/0087Dún Laoghaire–RathdownLodged 13 Feb 2008
- GrantedExtension
Alterations and extension to existing two storey semi-detached dwelling including: ground floor single storey…
16, Fortfield Avenue, Dublin 6w
SD11B/0067South DublinLodged 25 Feb 2011
- GrantedExtension
Alterations and extension to existing part two storey/part single storey, semi-detached dwelling comprising:…
113, Fortfield Road, Dublin 6w
SD12B/0110South DublinLodged 24 Jul 2012
- GrantedExtension
Construction of an extension to an existing 2 storey semi detached dwelling. The extension shall consist of…
12, Priory Drive, Stillorgan, Co. Dublin
D12A/0149Dún Laoghaire–RathdownLodged 24 Apr 2012
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