240 Mourne Road, Dublin 12, D12 FX56
Data updated 12 Sept 2026 · register lag up to 7 days · sources & freshness
4300/23 is a planning application for permission at 240 Mourne Road, Dublin 12, D12 FX56, received by Dublin City Council on 15 Aug 2023 and first seen by Planning Register on 11 Sept 2026. The application describes: The development will consist of demolishing an existing ground floor only extension to the rear of the existing house and replacing with a new ground & first floor extension. A new first floor extension to the side of the existing house extending the existing roof profile over. A new detached single storey extension in the rear garden to be used for games room, gym, storage & sensory room and all ancillary works. The council granted permission on 5 Oct 2023. The five-week observation window closed on 19 Sept 2023. An Coimisiún Pleanála decided appeal 318370 on 27 Jun 2024 (refuse). The site is zoned null under the Dublin City Council development plan. Within 500 m there are 97 other decided applications in the last five years and 8 appeals.
Proposal
The development will consist of demolishing an existing ground floor only extension to the rear of the existing house and replacing with a new ground & first floor extension. A new first floor extension to the side of the existing house extending the existing roof profile over. A new detached single storey extension in the rear garden to be used for games room, gym, storage & sensory room and all ancillary works.
- Status
- Appeal Decided
- Decision
- Grant permission on 5 Oct 2023
- Site (from polygon)
- 432 m²
- Location precision
- site (coords_polygon)
Timeline
- 15 Aug 2023New applicationObservation window closed 19 Sept 2023
- 5 Oct 2023DecisionAppeal window closed 2 Nov 2023
- 2 Nov 2023Appeal lodged

Full planning report for 53.33149, -6.31967
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1 Where this is — preview
1 Deadlines still open
Appeal
Commencement
No commencement notice matched to this reference.
Zoning at the site
Zone Z1 - DEV PLAN 2022-2028
Z1: Sustainable Residential Neighbourhoods: To protect, provide and improve residential amenities.
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
No OPW flood extent nearby.
- NIAH-recorded building · 3
- Radon risk area · 1
Provenance
Register row from the national planning applications feed (NPAD), fetched 11 Sept 2026, 18:51 (store id 81893). 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.
Source: npad · fetched 11 Sept 2026, 18:51
| Source | Licence | Fetched | Link |
|---|---|---|---|
| npad | CC-BY-4.0 | 11 Sept 2026, 18:51 | open |