20, Coundon Court, Killiney, Dublin
Construction of a single-storey rear extension, a new side door, and front dormer windows.
D22B/0004 · Dun Laoghaire Rathdown County Council · Lodged 7 January 2022
- Reference
- D22B/0004
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 7 January 2022
Summary
AI-generatedPermission is sought for an 18 square metre single-storey rear extension to a detached two-storey house. The works also include a new side door and front-facing dormer windows at first-floor level.
- Storeys
- 2
- Floor area
- 18 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
Permission is sought for the construction of single storey extension of 18sq. M to the rear, new door to side, dormer windows to front at first floor to 2-storey detached dwelling with associated 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 |
|---|---|---|---|
| A12 St Angelas Student Residences, Louth Gill, Sligo | Jan 2025 | €175,000 | 19 m |
| 21 Coundon Court, Killiney, County Dublin | Feb 2025 | €2,400,000 | 33 m |
| 6 Carraig Grennane, Killiney Avenue, Killiney | Nov 2025 | €1,350,000 | 81 m |
| Stone Cottage, Killiney Ave, Killiney | Dec 2025 | €1,400,000 | 177 m |
| Brackenhill, Balure Lane, Church Road | Oct 2025 | €1,398,000 | 206 m |
| 40 Egremont, Church Road, Killineyprice excludes VAT | Mar 2025 | €881,057 | 267 m |
| 38 Egremont, Church Road, Killineyprice excludes VAT | Feb 2025 | €466,960 | 270 m |
| 39 Egremont, Church Road, Killineyprice excludes VAT | Mar 2025 | €647,577 | 270 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 received7 January 2022
- Decision issued2 March 2022
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
For a first floor extension with pitched roof over the existing garage to side of dwelling
20, Coundon Court, Killiney, Co. Dublin
D05B/0135Dún Laoghaire–RathdownLodged 3 Mar 2005Extension
- Granted30 m away
Permission is sought for development consisting of: demolition of existing side garden wall and gate,…
Former access lane to orchard, Tir Conaill, 19, Coundon Court, Killiney, Co Dublin
D07B/0380Dún Laoghaire–RathdownLodged 30 Apr 2007Extension
- Invalid30 m away
Retention for as built variations to D08B/0618. The variations include changes to balconies to front and…
Leaca Ban, 21 Coundon Court, Killiney, Dublin, A96N2T9
D24A/0170Dún Laoghaire–RathdownLodged 19 Mar 2024Retention
- Granted30 m away
Retention for as built variations to D08B/0618. The variations include changes to balconies to front and…
Leaca Ban, 21, Coundon Court, Killiney, Dublin, A96N2T9
D24A/0201Dún Laoghaire–RathdownLodged 30 Jul 2024Retention
- Granted30 m away
Alterations and extensions including a change of use at lower ground level from garage/store to bedroom/den
21, Coundon Court, Killiney, Co. Dublin
D08B/0618Dún Laoghaire–RathdownLodged 19 Aug 2008Extension
- Granted40 m away
Single storey rear and side extension to existing dwelling and 2 no. dormer roof windows. Also to incorporate…
18, Coundon Court, Killiney, Co. Dublin.
D05A/0628Dún Laoghaire–RathdownLodged 20 May 2005Extension
- Granted50 m away
Retention permission for a 40 sq.m. rear extension to the existing house; realignment of the front/road…
22, Coundon Court, Killiney, Co. Dublin
D07A/0726Dún Laoghaire–RathdownLodged 23 Aug 2007Retention
- Refused50 m away
Following refusal, (D05B/0737), permission is now sought for revised proposal for partial removal of existing…
22, Coundon Court, Killiney, Co. Dublin
D06B/0092Dún Laoghaire–RathdownLodged 8 Feb 2006Alterations
Related developments
Similar applications
Ranked by what these developments actually propose, not by matching words — so you can see how comparable applications were decided.
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Permission is sought for the construction of single storey extension (18.8m.sq) to the rear of the existing…
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- InvalidExtension
Permission is sought for the construction single storey extension (18.8m.sq) to the rear of the existing two…
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FW25A/0328EFingalLodged 8 Aug 2025
- GrantedExtension
Permission is sought for construction of a single storey extension (18.3 sq.m) to the side and rear of an…
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D11B/0120Dún Laoghaire–RathdownLodged 7 Apr 2011
- GrantedExtension
Permission for (1) the construction of a new single storey extension to the rear elevation (2) the addition…
Woodleigh , 40 Richmond Wood , Glanmire
2443496Cork CityLodged 13 Dec 2024
- GrantedExtension
Permission for the construction of two-storey and single storey extensions to the rear (north-west elevation)…
3, The Grove, Lissagroom, Crossbarry, Innishannon, Co. Cork, T12 ENX3
25/6785corkLodged 12 Dec 2025
- GrantedExtension
Permission is sought for single storey extension to rear and side of existing dwelling, extension to rear…
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D11B/0064Dún Laoghaire–RathdownLodged 25 Feb 2011
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