52, Coolnevaun, Stillorgan, Dublin, A94Y0C5
Demolition of outbuildings and construction of single and two-storey extensions to the rear and side of the house.
D26A/0138/WEB · Dun Laoghaire Rathdown County Council · Lodged 5 February 2026
- Reference
- D26A/0138/WEB
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 5 February 2026
Summary
AI-generatedThe project involves the demolition of rear outbuildings and the construction of a single-storey flat roof extension and a first-floor flat roof extension to the rear. It also includes a first-floor side extension with an extended hipped roof, alterations to the front elevation, external insulation, and widening of the 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
A) demolition of outbuildings to the rear of existing dwelling adjoining neighbouring structure, b) single storey flat roof extension to the rear with 2no. Rooflights c) first floor flat roof extension to the rear, d) first floor extension to the side with hipped roof extended, e) alterations to front elevation, f) external insulation with acrylic render finish, g) widening of vehicular entrance to 4m and all 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 |
|---|---|---|---|
| 35 Allen Park Rd, Stillorgan, Dublin | Mar 2026 | €860,000 | 106 m |
| 129 Wesbury, Stillorgan, Dublin | Jan 2025 | €800,000 | 120 m |
| 26 Allen Park Rd, Stillorgan, Dublin | Feb 2025 | €790,000 | 144 m |
| 5 Allen Park Dr, Stillorgan, Dublin | Feb 2026 | €881,000 | 158 m |
| 36 Merville Ave, Stillorgan, Dublin | Jan 2025 | €882,000 | 175 m |
| 44 Allen Park Road, Stillorgan, County Dublin | Jan 2010 | €350,000 | 180 m |
| 15 Coolnevaun, Off Upper Kilmacud Rd, Stillorgan | Nov 2025 | €1,245,000 | 205 m |
| 10 Coolnevaun, Stillorgan, Dublin | Nov 2025 | €912,500 | 219 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 received5 February 2026
- Decision due22 April 2026
- Decision issued21 April 2026
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
The development will consist of the demolition of existing single storey extension abutting adjoining…
54 Coolnevaun, Stillorgan, Co. Dublin, A94N9X7
D26A/0224/WEBDún Laoghaire–RathdownLodged 21 Mar 2026Extension
- GrantedAt this site
Permission for the construction of first floor side extension over existing garage, single storey extension…
50 Coolnevaun, Stillorgan, Co Dublin
D18A/1098Dún Laoghaire–RathdownLodged 23 Nov 2018Extension
- Granted40 m away
Retention of 'as-built' work carried out on foot of permission D04B/0928 but incorporating differences from…
55, Coolnevaun, Kilmacud, Co. Dublin
D06B/0653Dún Laoghaire–RathdownLodged 14 Jul 2006Retention
- Granted50 m away
First floor extension over garage and attic conversion with dormer window to rear
55, Coolnevaun, Stillorgan, Co. Dublin
D04B/0928Dún Laoghaire–RathdownLodged 23 Dec 2004Extension
- Granted50 m away
Permission is sought for — Widening the vehicle entrance at the front
55, Coolnevaun, Stillorgan, Co. Dublin
D21A/0976Dún Laoghaire–RathdownLodged 5 Nov 2021Alterations
- Granted50 m away
The development will consist of the conversion of the existing garage to a habitable room, including a new…
62, Coolnevaun, Stillorgan, Co. Dublin, A94F8W2
D25B/0252/WEBDún Laoghaire–RathdownLodged 12 May 2025Extension
- Granted50 m away
Demolition of the existing single storey sun room, bathroom and bedroom — Construction of an attached single…
44, Coolnevaun, Stillorgan, Co. Dublin
D06A/0602Dún Laoghaire–RathdownLodged 10 May 2006Extension
- Granted50 m away
Planning permission is sought to alter the gable roof at the southwest corner of the house to create a hipped…
70, Coolnevaun, Stillorgan, Co. Dublin
D10B/0028Dún Laoghaire–RathdownLodged 31 Mar 2010Alterations
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
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3974/23Dublin CityLodged 16 Jun 2023
- GrantedExtension
The demolition of existing shed & flat roof extension to rear & construction of proposed single storey/ 1.5…
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SD21B/0027South DublinLodged 18 May 2021
- GrantedExtension
To demolish the existing single storey extension to the rear of the existing dwelling and replace with a new…
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