314, Collins Avenue, Dublin 9
Data updated 12 Sept 2026 · register lag up to 7 days · sources & freshness
3338/21 is a planning application for permission at 314, Collins Avenue, Dublin 9, received by Dublin City Council on 17 Aug 2021 and first seen by Planning Register on 11 Sept 2026. The application describes: Planning permission is sought for the demolition of existing extension to rear and the construction of a single storey extension to side and rear consisting of a one bedroom granny flat and extension to main house, replacement and increasing height of existing flat roof to rear first floor, alterations and refurbishment to existing dwelling including external insulation, widening of existing vehicular entrance from Collins Avenue and all associate site works. The council granted permission on 8 Oct 2021. The five-week observation window closed on 21 Sept 2021. An Coimisiún Pleanála decided appeal 311822 on 9 Mar 2022 (grant conditions). The site is zoned null under the Dublin City Council development plan. Within 500 m there are 149 other decided applications in the last five years and 7 appeals.
Proposal
Planning permission is sought for the demolition of existing extension to rear and the construction of a single storey extension to side and rear consisting of a one bedroom granny flat and extension to main house, replacement and increasing height of existing flat roof to rear first floor, alterations and refurbishment to existing dwelling including external insulation, widening of existing vehicular entrance from Collins Avenue and all associate site works.
- Status
- Appeal Decided
- Decision
- Grant permission on 8 Oct 2021
- Final grant
- 21 Mar 2022
- Site (from polygon)
- 498 m²
- Location precision
- site (coords_polygon)
Timeline
- 17 Aug 2021New applicationObservation window closed 21 Sept 2021
- 8 Oct 2021DecisionAppeal window closed 5 Nov 2021
- 1 Nov 2021Appeal lodged

Full planning report for 53.38033, -6.23546
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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.
- Radon risk area · 1
Provenance
Register row from the national planning applications feed (NPAD), fetched 11 Sept 2026, 18:51 (store id 81832). 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 |