51 Northumberland Road, Ballsbridge, Dublin 4
Data updated 12 Sept 2026 · register lag up to 7 days · sources & freshness
3375/25 is a planning application for permission at 51 Northumberland Road, Ballsbridge, Dublin 4, received by Dublin City Council on 8 Sept 2025 and first seen by Planning Register on 11 Sept 2026. The application describes: PROTECTED STRUCTURE : A proposed two storey gable extension containing gym at lower ground floor and office and new kitchen at upper ground floor with new door openings from existing house on both levels , for internal aterations as follows , to remove wall and form lobby and form bathroom at lower ground floor to provide new granny flat , for internal alterations to first floor and second floor to add new en suite bathrooms and plant room , block up existing doorways and convert existing two second floor adjacent bathrooms into one , for enternal works to rear garden to form new rear garden wall and vehicular entrance and to reinstate back garden with new lawn , planting and gravel , as well as parking to the rear , for the removal of the existing sand cement render to the rear and gable walls and the replacement with insulated lime render and to add insulation to the existing roofs and for the replacement of the single glazing to the existing windows with double glazed units and new velux conservation rooflight. The council declared the application invalid on 10 Sept 2025. The five-week observation window closed on 13 Oct 2025. The site is zoned null under the Dublin City Council development plan. Within 500 m there are 143 other decided applications in the last five years and 39 appeals.
Proposal
PROTECTED STRUCTURE : A proposed two storey gable extension containing gym at lower ground floor and office and new kitchen at upper ground floor with new door openings from existing house on both levels , for internal aterations as follows , to remove wall and form lobby and form bathroom at lower ground floor to provide new granny flat , for internal alterations to first floor and second floor to add new en suite bathrooms and plant room , block up existing doorways and convert existing two second floor adjacent bathrooms into one , for enternal works to rear garden to form new rear garden wall and vehicular entrance and to reinstate back garden with new lawn , planting and gravel , as well as parking to the rear , for the removal of the existing sand cement render to the rear and gable walls and the replacement with insulated lime render and to add insulation to the existing roofs and for the replacement of the single glazing to the existing windows with double glazed units and new velux conservation rooflight.
- Status
- Decision Notice Issued
- Decision
- Application declared invalid on 10 Sept 2025
- Location precision
- point (coords_point)
Timeline
- 8 Sept 2025New applicationObservation window closed 13 Oct 2025
- 10 Sept 2025DecisionAppeal window closed 8 Oct 2025
Full planning report for 53.33426, -6.23722
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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
- Recorded monument · 2
Provenance
Register row from the national planning applications feed (NPAD), fetched 11 Sept 2026, 18:51 (store id 80787). 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 |