88, Rockfield Avenue, Perrystown, Dublin 12, D12 DW64
Construction of a single-storey rear extension in Perrystown.
SD25B/0718W · South Dublin County Council · Lodged 19 December 2025
- Reference
- SD25B/0718W
- Authority
- South Dublin County Council
- Register status
- Decided
- Type
- Permission
- Received
- 19 December 2025
Summary
AI-generatedThe applicant intends to construct a brick-clad, single-storey extension to the rear of the property with a flat roof. The project also includes internal layout alterations and new rooflights.
- Floor area
- 39 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 for the construction of a brick clad ground floor single-storey extension to the rear with flat roof (floor area approx. 39sqm). The development will also include alterations to internal layouts, proposed rooflights and all 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 |
|---|---|---|---|
| 103 Rockfield Avenue, Perrystown, Dublin 12 | Aug 2025 | €707,500 | 83 m |
| 120 Rockfield Ave, Perrystown, Dublin 12 | Jul 2025 | €730,000 | 147 m |
| 33 Hillsbrook Dr, Perrystown, Dublin 12 | Jul 2025 | €525,000 | 152 m |
| 61 Muckross Ave, Perrystown, Dublin 12 | Feb 2026 | €620,000 | 169 m |
| 149 Rockfield Ave, Terenure, Dublin 12 | Jan 2026 | €580,000 | 181 m |
| 10 Muckross Green, Perrystown, Dublin 12 | Aug 2025 | €655,000 | 190 m |
| 26 Muckross Green, Perrystown, Dublin 12 | Sept 2025 | €535,000 | 194 m |
| 47 Hillsbrook Dr, Perrystown, Dublin 12 | Jan 2025 | €640,000 | 201 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 received19 December 2025
- Decision due23 February 2026
- Decision issued19 February 2026
- Permission expiry31 March 2031
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
Conversion of attic space to non-habitable space with dormer window to rear and associated site works
88, Rockfield Avenue, Perrystown, Dublin 12
SD20B/0114South DublinLodged 1 Apr 2020Extension
- GrantedAt this site
Single storey detached flat roof garage/shed with new garden gates to provide access to shared laneway to…
88, Rockfield Avenue, Perrystown, Dublin 12
SD18B/0029South DublinLodged 31 Jan 2018Extension
- GrantedAt this site
Demolition of single storey side extension and development of 2 storey side extension: at ground floor level…
90, Rockfield Avenue, Perrystown, Dublin 12.
SD05B/0203South DublinLodged 24 Mar 2005Extension
- Granted50 m away
Demolition of the garage structure to the western side in order to construct a new 2-storey extension. The…
93, Rockfield Avenue, Perrystown, Dublin 12
SD05B/0457South DublinLodged 8 Jul 2005Extension
- Refused50 m away
Demolish an existing extension and build two storey house at side and porch and drive in to front
1 Muckross Drive, Perrystown, Dublin 12.
S00A/0410South DublinLodged 15 Jun 2000New dwelling
- Granted50 m away
Single storey extension to rear comprising of diningroom
83, Muckross Avenue, Dublin 12
SD02B/0460South DublinLodged 9 Oct 2002Extension
- Granted50 m away
Alterations and extensions to existing part two/part single storey end of terrace dwelling comprising:…
83, Muckross Avenue, Perrystown, Dublin 12
SD13B/0108South DublinLodged 29 Apr 2013Extension
- Granted50 m away
Single storey extension to front and gable end of house
83, Muckross Avenue, Perrystown, Dublin 12
SD08B/0058South DublinLodged 1 Feb 2008Extension
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 construction of a single storey extension with flat roof to the side and rear of existing…
19 Rathmichael Manor, Loughlinstown, Co Dublin
D17B/0079Dún Laoghaire–RathdownLodged 20 Feb 2017
- GrantedExtension
Permission is sought for the construction of single storey extension with flat roof to the rear of existing…
No. 30, Pine Valley Park, Rathfarnham, Dublin 16
D15B/0444Dún Laoghaire–RathdownLodged 3 Dec 2015
- GrantedExtension
Permission is sought. The development will consist of: Construction of new single storey extension to rear…
6, Mariners Court, Dun Laoghaire, Co. Dublin
D16B/0422Dún Laoghaire–RathdownLodged 10 Oct 2016
- GrantedExtension
Permission for development to construct a single storey extension to side and rear, to carry out internal…
1 Windfield Gardens , Knocknacarra , Galway
16113Galway CityLodged 3 May 2016
- InvalidExtension
Permission for development at this site. The development will consist of: single storey extension to the rear…
Rathenree, Gordon Avenue, Foxrock, Dublin 18
D15B/0132Dún Laoghaire–RathdownLodged 17 Apr 2015
- GrantedExtension
Permission for development consisting of a single storey extension to rear/side, new window to side passage,…
47, Springhill Avenue, Blackrock, Co. Dublin.
D13B/0044Dún Laoghaire–RathdownLodged 7 Feb 2013
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