5 Mullingar Terrace, Chapelizod Road, Dublin 20
Data updated 12 Sept 2026 · register lag up to 7 days · sources & freshness
WEB5778/25 is a planning application for permission at 5 Mullingar Terrace, Chapelizod Road, Dublin 20, received by Dublin City Council on 24 Nov 2025 and first seen by Planning Register on 11 Sept 2026. The application describes: Demolition of existing single storey rear extension & construction of new part two storey, part single storey rear extension. Works include minor internal alterations, modifications to front, side, rear elevations, 3 roof lights to rear extension, 3 velux to rear existing roof house & all associated demolition, site landscaping, ancillary works. The council declared the application invalid on 25 Nov 2025. The five-week observation window closed on 7 Jan 2026. The site is zoned null under the Dublin City Council development plan. Within 500 m there are 36 other decided applications in the last five years and 9 appeals.
Proposal
Demolition of existing single storey rear extension & construction of new part two storey, part single storey rear extension. Works include minor internal alterations, modifications to front, side, rear elevations, 3 roof lights to rear extension, 3 velux to rear existing roof house & all associated demolition, site landscaping, ancillary works
- Status
- Decision Notice Issued
- Decision
- Application declared invalid on 25 Nov 2025
- Site (from polygon)
- 145 m²
- Location precision
- site (coords_polygon)
Timeline
- 24 Nov 2025New applicationObservation window closed 7 Jan 2026
- 25 Nov 2025DecisionAppeal window closed 23 Dec 2025

Full planning report for 53.34820, -6.34185
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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 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
OPW flood extent nearby — flag only (licence); floodinfo.ie.
- NIAH-recorded building · 24
- Radon risk area · 2
- Recorded monument · 7
Provenance
Register row from the national planning applications feed (NPAD), fetched 11 Sept 2026, 18:51 (store id 68956). 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 |