52, Derry Park, Crumlin, Dublin 12
Data updated 12 Sept 2026 · register lag up to 7 days · sources & freshness
WEB1664/25 is a planning application for permission at 52, Derry Park, Crumlin, Dublin 12, received by Dublin City Council on 28 Mar 2025 and first seen by Planning Register on 11 Sept 2026. The application describes: Construction of a new front porch with a rooflight and replacement front door. Demolition of the existing ground-floor rear extension and construction of a new part single-storey, part two-storey flat-roof extension to the rear. The council granted permission on 19 May 2025. The five-week observation window closed on 2 May 2025. A commencement notice (CN0134153DC) was lodged on 8 Oct 2025, so works have started on site. The site is zoned null under the Dublin City Council development plan. Within 500 m there are 111 other decided applications in the last five years and 12 appeals.
Proposal
Construction of a new front porch with a rooflight and replacement front door. Demolition of the existing ground-floor rear extension and construction of a new part single-storey, part two-storey flat-roof extension to the rear.
- Status
- Decision Notice Issued
- Decision
- Grant permission on 19 May 2025
- Final grant
- 23 Jun 2025
- Site (from polygon)
- 144 m²
- Location precision
- site (coords_polygon)
Timeline
- 28 Mar 2025New applicationObservation window closed 2 May 2025
- 19 May 2025DecisionAppeal window closed 16 Jun 2025

Full planning report for 53.32313, -6.31205
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1 Where this is — preview
1 Deadlines still open
Appeal
Not appealed.
Commencement
- Opt out commencement notice CN0134153DC
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.
- 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 68853). 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 |