121A, Butterfield Park, Rathfarnham, D14 XY71
Data updated 12 Sept 2026 · register lag up to 7 days · sources & freshness
SD24A/0253W is a planning application for permission at 121A, Butterfield Park, Rathfarnham, D14 XY71, received by South Dublin County Council on 16 Apr 2025 and first seen by Planning Register on 11 Sept 2026. The application describes: Construction of two-storey detached dwelling of 159sq.m with single-storey front and rear extension (with attic conversion), with dormer window to rear, new vehicular access for 2 car spaces, with associated site works, bin store, and front and rear landscaping. The council granted permission on 9 May 2025. The five-week observation window closed on 21 May 2025. A commencement notice (CN0134088SD) was lodged on 2 Oct 2025, so works have started on site. The site is zoned R2 — existing residential under the South Dublin County Council development plan. The scheme is for 1 unit. Within 500 m there are 98 other decided applications in the last five years and 8 appeals.
Proposal
Construction of two-storey detached dwelling of 159sq.m with single-storey front and rear extension (with attic conversion), with dormer window to rear, new vehicular access for 2 car spaces, with associated site works, bin store, and front and rear landscaping.
- Status
- Final Grant
- Decision
- Grant permission on 9 May 2025
- Final grant
- 18 Jun 2025
- Permission expires
- 17 Jun 2030
- Units
- 1
- Floor area
- 159 m²
- Site (from polygon)
- 298 m²
- Location precision
- site (coords_polygon)
Timeline
- 23 Jan 2025Further information requested
- 16 Apr 2025Further information received
- 16 Apr 2025New applicationObservation window closed 21 May 2025
- 9 May 2025DecisionAppeal window closed 6 Jun 2025
Full planning report for 53.28974, -6.29362
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1 Where this is — preview
1 Deadlines still open
Appeal
Not appealed.
Commencement
- Opt out commencement notice CN0134088SD
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 103827). 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/67276.
Source: npad · fetched 11 Sept 2026, 18:51
| Source | Licence | Fetched | Link |
|---|---|---|---|
| npad | CC-BY-4.0 | 11 Sept 2026, 18:51 | open |