99, Muckross Avenue, Dublin 12, D12 DY01
Data updated 12 Sept 2026 · register lag up to 7 days · sources & freshness
SD24B/0352W is a planning application for permission at 99, Muckross Avenue, Dublin 12, D12 DY01, received by South Dublin County Council on 7 Aug 2024 and first seen by Planning Register on 11 Sept 2026. The application describes: Demolition of existing single storey shed to rear of existing garden, the construction of: A) single storey extension to the front of existing dwelling, B) conversion of attic space with dormer window to rear of existing dwelling and C) new single storey shed to the rear of the existing garden at 99 Muckross Avenue, Dublin 12, D12 DY01. The development will consist of a larger sitting room on ground floor, new home office in the converted attic and other alterations to existing internal layout together with all associated site works. The council granted permission on 27 Sept 2024. The five-week observation window closed on 11 Sept 2024. A commencement notice (CN0125388SD) was lodged on 10 Feb 2025, 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 116 other decided applications in the last five years and 13 appeals.
Proposal
Demolition of existing single storey shed to rear of existing garden, the construction of: A) single storey extension to the front of existing dwelling, B) conversion of attic space with dormer window to rear of existing dwelling and C) new single storey shed to the rear of the existing garden at 99 Muckross Avenue, Dublin 12, D12 DY01. The development will consist of a larger sitting room on ground floor, new home office in the converted attic and other alterations to existing internal layout together with all associated site works.
- Status
- Final Grant
- Decision
- Grant permission on 27 Sept 2024
- Final grant
- 8 Nov 2024
- Permission expires
- 7 Nov 2029
- Floor area
- 56 m²
- Site (from polygon)
- 298 m²
- Location precision
- site (coords_polygon)
Timeline
- 7 Aug 2024New applicationObservation window closed 11 Sept 2024
- 27 Sept 2024DecisionAppeal window closed 25 Oct 2024

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1 Where this is — preview
1 Deadlines still open
Appeal
Not appealed.
Commencement
- Opt out commencement notice CN0125388SD
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.
- Radon risk area · 3
Provenance
Register row from the national planning applications feed (NPAD), fetched 11 Sept 2026, 18:51 (store id 107378). 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/66643.
Source: npad · fetched 11 Sept 2026, 18:51
| Source | Licence | Fetched | Link |
|---|---|---|---|
| npad | CC-BY-4.0 | 11 Sept 2026, 18:51 | open |