22, Monkstown Avenue, Monkstown, Blackrock, Dublin, A94X3N1
Data updated 13 Sept 2026 · register lag up to 7 days · sources & freshness
D23B/0529 is a planning application for permission at 22, Monkstown Avenue, Monkstown, Blackrock, Dublin, A94X3N1, received by Dún Laoghaire-Rathdown County Council on 17 Nov 2023 and first seen by Planning Register on 11 Sept 2026. The application describes: 40sqm extension (on south-west side), as follows: (a) new 11.5sqm single storey… The council granted permission on 12 Jan 2024. The five-week observation window closed on 22 Dec 2023. A commencement notice (CN0129897DR) was lodged on 19 Jun 2025, so works have started on site. The site is zoned R2 — existing residential under the Dún Laoghaire-Rathdown County Council development plan. Within 500 m there are 151 other decided applications in the last five years and 20 appeals.
Proposal
40sqm extension (on south-west side), as follows: (a) new 11.5sqm single storey
The description is truncated at source (80 characters in the national feed). The full text is on the council register.
- Status
- Final Grant
- Decision
- Grant permission on 12 Jan 2024
- Final grant
- 15 Feb 2024
- Site (from polygon)
- 541 m²
- Location precision
- site (coords_polygon)
Timeline
- 17 Nov 2023New applicationObservation window closed 22 Dec 2023
- 12 Jan 2024DecisionAppeal window closed 9 Feb 2024

Full planning report for 53.28773, -6.15519
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1 Where this is — preview
1 Deadlines still open
Appeal
Not appealed.
Commencement
- Short commencement notice CN0129897DR
Zoning at the site
Objective A: A To provide residential development and improve residential amenity while protecting the existing 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.
Objective SNI: SNI To protect, improve and encourage the provision of sustainable neighbourhood infrastructure.
Reserved for the schools, creches, community and health facilities a neighbourhood needs.
Objective A: A To provide residential development and improve residential amenity while protecting the existing 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.
Objective SNI: SNI To protect, improve and encourage the provision of sustainable neighbourhood infrastructure.
Reserved for third-level education institutions.
Designations within 250 m
No OPW flood extent nearby.
- Radon risk area · 1
- Record of Protected Structures · 3
- Recorded monument · 1
Provenance
Register row from the national planning applications feed (NPAD), fetched 11 Sept 2026, 15:18 (store id 20548). 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. Council register: https://planning.agileapplications.ie/dunlaoghaire/application-details/?ref=D23B/0529.
Source: npad · fetched 11 Sept 2026, 15:18
| Source | Licence | Fetched | Link |
|---|---|---|---|
| npad | CC-BY-4.0 | 11 Sept 2026, 15:18 | open |