129, Butterfield Park, Rathfarnham, Dublin 14, D14 HD93
Data updated 12 Sept 2026 · register lag up to 7 days · sources & freshness
SD25B/0521W is a planning application for permission at 129, Butterfield Park, Rathfarnham, Dublin 14, D14 HD93, received by South Dublin County Council on 31 Aug 2025 and first seen by Planning Register on 11 Sept 2026. The application describes: The development will consist of increase in height of side wall of the house to change from hipped roof profile to a 'Dutch hip' roof profile, conversion of attic space (28.m.sq.), construction of a dormer roof with dark grey or black metal cladding finish with window opening, skylight to the rear elevation, construction of a single storey out building (40m.sq.) for use as a home office / gym to rear of property and associated site works. The council granted permission on 21 Oct 2025. The five-week observation window closed on 6 Oct 2025. A commencement notice (CN0142511SD) was lodged on 25 May 2026, so works have started on site. The site is zoned R2 — existing residential under the South Dublin County Council development plan. Within 500 m there are 98 other decided applications in the last five years and 7 appeals.
Proposal
The development will consist of increase in height of side wall of the house to change from hipped roof profile to a 'Dutch hip' roof profile, conversion of attic space (28.m.sq.), construction of a dormer roof with dark grey or black metal cladding finish with window opening, skylight to the rear elevation, construction of a single storey out building (40m.sq.) for use as a home office / gym to rear of property and associated site works.
- Status
- Final Grant
- Decision
- Grant permission on 21 Oct 2025
- Final grant
- 4 Dec 2025
- Permission expires
- 3 Dec 2030
- Floor area
- 68 m²
- Site (from polygon)
- 385 m²
- Location precision
- site (coords_polygon)
Timeline
- 31 Aug 2025New applicationObservation window closed 6 Oct 2025
- 21 Oct 2025DecisionAppeal window closed 18 Nov 2025
Full planning report for 53.28915, -6.29406
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1 Where this is — preview
1 Deadlines still open
Appeal
Not appealed.
Commencement
- Short commencement notice CN0142511SD
Zoning at the site
RES: To protect and/or improve residential amenity
An established residential area. The objective is to protect existing residential amenity as well as to provide housing — which is the objective a neighbour's objection to an overbearing extension is usually argued under.
Designations within 250 m
OPW flood extent nearby — flag only (licence); floodinfo.ie.
- NIAH-recorded building · 1
- Radon risk area · 1
Provenance
Register row from the national planning applications feed (NPAD), fetched 11 Sept 2026, 18:51 (store id 105297). Deadlines were computed by the store from the received / decided dates under the Planning and Development Act 2000 and are recorded as events, not recomputed here. Council register: https://planning.agileapplications.ie/southdublin/application-details/68858.
Source: npad · fetched 11 Sept 2026, 18:51
| Source | Licence | Fetched | Link |
|---|---|---|---|
| npad | CC-BY-4.0 | 11 Sept 2026, 18:51 | open |