21 Glenbourne Walk, Leopardstown Valley, Dublin 18, D18V9H9
Construction of a part single-storey and part two-storey extension to the side of the house.
D23B/0099 · Dun Laoghaire Rathdown County Council · Lodged 20 October 2023
- Reference
- D23B/0099
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 20 October 2023
Summary
AI-generatedThe project involves building a part single-storey and part two-storey extension to the side of the existing dwelling. The proposed extension will have a floor area of approximately 43 square metres.
- Floor area
- 43 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 for a part single storey/ part two storey extension, (approx. 43 msq) to side of dwelling house
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 |
|---|---|---|---|
| 9 Glenbourne Close, Leopardstown Valley, Leopardstown Dublin 18 | Mar 2026 | €686,000 | 52 m |
| 16 Glenbourne Way, Leopardstown Valley, Dublin 18 | May 2025 | €666,000 | 82 m |
| 30 Glenbourne Close, Leopardstown Valley, Dublin 18 | Feb 2025 | €670,000 | 86 m |
| 30 Glenbourne Way, Leopherdstown Valley, Dublin | Oct 2025 | €690,000 | 88 m |
| 13 Glenbourne Grove, Leopardstown Valley, Dublin 18 | Jun 2025 | €540,000 | 135 m |
| 20 Glenbourne Grove, Leopardstown Valley, Dublin 18 | Dec 2025 | €630,000 | 146 m |
| 39 Glenbourne Rd, Leopardstown, Dublin 18 | Sept 2025 | €711,000 | 164 m |
| Apartment 12, Larkfield Hall, Clay Farm | Feb 2025 | €550,000 | 209 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 received20 October 2023
- Decision due16 November 2023
- Decision issued13 November 2023
- Permission expiry3 January 2027
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
Permission is sought for a proposed two storey extension to side and rear of house, attic extension to side…
19, Glenbourne Walk, Leopardstown Valley, Dublin 18.
D10B/0031Dún Laoghaire–RathdownLodged 1 Apr 2010Extension
- GrantedAt this site
Permission for construction of a single storey extension to side and rear
26 Glenbourne Walk, Leopardstown Valley, Dublin 18
D16B/0301Dún Laoghaire–RathdownLodged 8 Jul 2016Extension
- Granted30 m away
Permission for: change of existing house hip-roof to pitch gable roof. New dormer rooflight to rear. 1no.…
24 Glenbourne Walk, Leopardstown, Dublin 18, D18 P9Y0
D21B/0405Dún Laoghaire–RathdownLodged 4 Aug 2021Extension
- Granted30 m away
For change of use of existing detached single storey garage to dwelling use and construction of single storey…
21, Glenbourne Close, Leopardstown Valley, Dublin 18
D06B/0248Dún Laoghaire–RathdownLodged 24 Mar 2006Change of use
- Granted40 m away
Permission for: new dormer roof light and 1 no. velux roof light to rear of the existing house, 1 no. velux…
11, Glenbourne Walk, Leopardstown, Dublin 18
D17B/0221Dún Laoghaire–RathdownLodged 14 Jul 2017Extension
- Awaiting decision40 m away
An attic conversion for storage, raising the side gable to form a pitched roof, adding a side gable window, a…
9, Glenbourne Walk, Leopardstown Valley, Dublin 18, D18E9X5
D26B/0341/WEBDún Laoghaire–RathdownLodged 10 Jun 2026Extension
- Granted50 m away
Permission for Change of Use from offices to use as a restaurant with takeaway and home delivery and…
Unit 9 Leopardstown Shopping Centre, Ballyogan Road, Dublin 18
D18A/1158Dún Laoghaire–RathdownLodged 10 Dec 2018Change of use
- Granted50 m away
Retention permission for minor variations to external envelope and internal layout, omission of covered side…
18 Glenbourne Walk, Leopardstown Valley, Dublin 18 D18 N9F5
D20B/0088Dún Laoghaire–RathdownLodged 24 Mar 2020Retention
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 part 2 storey / part single storey extension to side and rear of existing dwelling house
Sans Souci , Ballydonnell , Baltray
1619LouthLodged 20 Jan 2016
- Awaiting decisionExtension
Permission for part 2 storey/part single storey extension to side and rear of existing dwelling
Sans Souci , Ballydonnell , Baltray
165LouthLodged 8 Jan 2016
- GrantedExtension
Permission to construct a two storey extension to the side of dwelling house and a single storey extension to…
15 Monivea Park , Galway
17303Galway CityLodged 31 Oct 2017
- Awaiting decisionExtension
Permission for a two storey extension to the side of dwelling house and associated works
1 Fatima Park , Castletown , Dundalk Co Louth
23380LouthLodged 28 Aug 2023
- GrantedExtension
Permission to erect a two storey extension to the side and a single storey extension to the rear of existing…
46A Quinns Road, Shankill, Co Dublin
D16B/0453Dún Laoghaire–RathdownLodged 30 Jan 2017
- GrantedExtension
Planning Permission for two storey extension to side and single storey to rear of existing house
125, St. Mobhi Road, Glasnevin, Dublin 9
2701/18Dublin CityLodged 9 Apr 2018
Community
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