172, Merrion Road, Dublin 4
Data updated 12 Sept 2026 · register lag up to 7 days · sources & freshness
3309/25 is a planning application for permission at 172, Merrion Road, Dublin 4, received by Dublin City Council on 11 Jul 2025 and first seen by Planning Register on 11 Sept 2026. The application describes: The development wil consist of amendments to the granted planning application ref no. 3326/24, which includes the demolition of an existing red brick chimney to the rear, the widening of the permited glazing to rear extension, the alteration of permited door and wall openings, the construction of a new pantry extension within the rear courtyard, the provision of new rooflights to the rear, the re-instatemnent of glazing to the roof over the first floor conservatory, the widening of the permitled garage to the rear of the house, the widening of the existing vehicular side entrance gate, and all associated internal refurbishment, services and site works. The council declared the application invalid on 13 Aug 2025. The five-week observation window closed on 15 Aug 2025. The site is zoned null under the Dublin City Council development plan. Within 500 m there are 114 other decided applications in the last five years and 26 appeals.
Proposal
The development wil consist of amendments to the granted planning application ref no. 3326/24, which includes the demolition of an existing red brick chimney to the rear, the widening of the permited glazing to rear extension, the alteration of permited door and wall openings, the construction of a new pantry extension within the rear courtyard, the provision of new rooflights to the rear, the re-instatemnent of glazing to the roof over the first floor conservatory, the widening of the permitled garage to the rear of the house, the widening of the existing vehicular side entrance gate, and all associated internal refurbishment, services and site works
- Status
- Decision Notice Issued
- Decision
- Application declared invalid on 13 Aug 2025
- Site (from polygon)
- 844 m²
- Location precision
- site (coords_polygon)
Timeline
- 11 Jul 2025New applicationObservation window closed 15 Aug 2025
- 13 Aug 2025DecisionAppeal window closed 10 Sept 2025
Full planning report for 53.31906, -6.21219
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1 Where this is — preview
1 Deadlines still open
Appeal
Not appealed.
Commencement
No commencement notice matched to this reference.
Zoning at the site
Zone Z2 - DEV PLAN 2022-2028
Z2: Residential Neighbourhoods (Conservation Areas): To protect and/or improve the amenities of residential conservation areas.
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 · 1
Provenance
Register row from the national planning applications feed (NPAD), fetched 11 Sept 2026, 18:51 (store id 84544). 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 |