19, Thornberry Close, Belmont, Dublin 18, D18N510
Retention of a single-storey kitchen extension and permission for an attic conversion with dormer windows.
D23B/0260 · Dun Laoghaire Rathdown County Council · Lodged 29 May 2023
- Reference
- D23B/0260
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 29 May 2023
Summary
AI-generatedThe applicant is seeking retention permission for an existing single-storey pitched roof kitchen extension to the rear of the property. They are also seeking permission for an attic conversion to create two bedrooms, featuring dormer windows to the rear and three rooflights to the front.
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) retention of a single storey pitched tiled roof kitchen extension to rear with 4 no. Rooflights and b) the attic conversion for two bedrooms with dormer windows to rear and 3 velux rooflights to front.
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 |
|---|---|---|---|
| 2 Darley Lane, Belmont, Aiken'S Village | Apr 2026 | €745,000 | 55 m |
| 3 Hyde Road, Belmont, Stepaside | Jul 2025 | €805,000 | 56 m |
| 14 Hyde Road, Belmont, Stepaside | Jan 2025 | €730,000 | 63 m |
| 15 Hyde Road, Belmont Aikens Village, Stepaside | Feb 2025 | €721,500 | 65 m |
| 7 Ferncarrig Court, Kilgobbin Rd, Sandyford Dublin 18 | Feb 2026 | €731,500 | 138 m |
| 7 Ferncarrig Ave, Fernleigh, Sandyford | May 2026 | €300,000 | 140 m |
| 7 Ferncarrig Ave, Fernleigh, Sandyford | Jun 2026 | €600,000 | 140 m |
| 2 Verona, Kilgobbin Rd, Sandyford Dublin 18 | Jan 2026 | €560,000 | 147 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 received29 May 2023
- Decision due21 July 2023
- Decision issued17 July 2023
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
Revision to Previously granted planning application register reference D23B/0260 comprising of attic…
19, Thornberry Close, Belmont, Stepaside, Dublin 24
D24B/0206Dún Laoghaire–RathdownLodged 1 May 2024Alterations
- GrantedAt this site
Conversion of attic to create store and work from home office with dormer to rear and 3no. velux rooflights…
18, Thornberry Close, Belmont, Dublin 18, D18K6W9
D23B/0425Dún Laoghaire–RathdownLodged 13 Sept 2023Extension
- RefusedAt this site
Permission for modifications to existing planning permission D10A/0440 (ABP Ref. PL06D.239332). it is…
Site located at Belmont residential scheme in the Townlands of Murphystown and Woodside, Stepaside, Co Dublin
D14A/0127Dún Laoghaire–RathdownLodged 14 Mar 2014Housing estate
- GrantedAt this site
Permission for development at Belmont, bounded to the north and west by the rear boundaries of residences…
Belmont residential scheme, in the Townlands of, Murphystown And Woodside, Stepaside, Co Dublin
D14A/0515Dún Laoghaire–RathdownLodged 24 Oct 2014Alterations
- GrantedAt this site
Conversion of existing attic space comprising of modification of existing roof structure, new access stairs,…
11, Thornberry Close, Woodside, Stepaside, Dublin 18, D18A312
D23B/0397Dún Laoghaire–RathdownLodged 23 Aug 2023Extension
- Part granted, part refusedAt this site
Permission for development. The development will consist of: Attic conversion for two bedrooms with rear…
12 Thornberry Close, Belmont, Stepaside, Dublin, D18N8Y4
D21B/0351Dún Laoghaire–RathdownLodged 12 Jul 2021Extension
- WithdrawnAt this site
Permission for development. The development will consist of: A single storey ground floor extension to the…
12 Thornberry Close, Belmont, Stepaside, Dublin 18
D21B/0215Dún Laoghaire–RathdownLodged 30 Apr 2021Extension
- Invalid30 m away
Conversion of existing attic space comprising of modification of existing roof structure, new access stairs,…
13, Thornberry Close, Woodside, Stepaside, Dublin 18, D18X5P1
D25B/0621/WEBDún Laoghaire–RathdownLodged 5 Nov 2025Extension
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
Conversion of attic to bedroom including new rooflights to front and rear, along with Retention of two storey…
21 Maple Lane, Castlelake, Carrigtohill, Co. Cork
185653corkLodged 26 Jun 2018
- GrantedRetention
Retention and completion of attic conversion, 4 no. additional rooflights and alterations to elevations of…
SITE NO. 19A, , COIS CHUAIN,, , BALLYNAROON,
031830corkLodged 17 Apr 2003
- GrantedRetention
Retention of (a) first floor attic conversion, (b) 2 no. rooflights on the existing rear elevation, (c)…
No. 7 Cois Muileann, Corbally North, Ballincurrig, Co. Cork
176035corkLodged 4 Aug 2017
- GrantedRetention
Retention of (1) conversion of attic to habitable accommodation and (2) rooflights to front and rear…
25 An Bruach, Halfway, Ballyhooleen, Ballinhassig, Co. Cork
187194corkLodged 5 Dec 2018
- Awaiting decisionRetention
Retention of conversion of attic to living accommodation, 2 no. velux windows to south elevation, 3 no. velux…
Drumree, Lehenagh More, Togher,
086793corkLodged 19 May 2008
- GrantedExtension
A)planning permission for retention of part dormer/part two storey first floor attic conversion and extension…
Sheepwalk East, Fermoy, Co. Cork,
205287corkLodged 23 Jun 2020
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